lock_stat version 0.3
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                              class name    con-bounces    contentions   waittime-min   waittime-max waittime-total    acq-bounces   acquisitions   holdtime-min   holdtime-max holdtime-total
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

           &(&mapping->tree_lock)->rlock:      16781682       16836555           0.11        5048.12    72135040.27       25584806      128033276           0.00         308.61    65665369.24
           -----------------------------
           &(&mapping->tree_lock)->rlock        4314204          [<ffffffff810efb66>] test_set_page_writeback+0x66/0x190
           &(&mapping->tree_lock)->rlock       12499667          [<ffffffff810f0e12>] test_clear_page_writeback+0x62/0x180
           &(&mapping->tree_lock)->rlock           7782          [<ffffffff810efe23>] __set_page_dirty_nobuffers+0x63/0x160
           &(&mapping->tree_lock)->rlock           8636          [<ffffffff810e64c7>] add_to_page_cache_locked+0x77/0xf0
           -----------------------------
           &(&mapping->tree_lock)->rlock       13236395          [<ffffffff810f0e12>] test_clear_page_writeback+0x62/0x180
           &(&mapping->tree_lock)->rlock        3577778          [<ffffffff810efb66>] test_set_page_writeback+0x66/0x190
           &(&mapping->tree_lock)->rlock          13297          [<ffffffff810efe23>] __set_page_dirty_nobuffers+0x63/0x160
           &(&mapping->tree_lock)->rlock           6406          [<ffffffff810e64c7>] add_to_page_cache_locked+0x77/0xf0

...............................................................................................................................................................................................

                                   key#9:       6976303        7125741           0.07         283.17    11837909.76       33322322      368387500           0.00         293.75    61609846.71
                                   -----
                                   key#9        2535485          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#9        4051286          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   key#9         538996          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   -----
                                   key#9        2999083          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#9        3847959          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#9         278725          [<ffffffff8106e641>] finish_wait+0x41/0x80

...............................................................................................................................................................................................

                                    #1-W:       1706852        2150272           0.11        1085.89     3165702.39        2654392       25859514           0.00         844.79    40537373.04
                                    #1-R:       2107848        2114049           0.12         598.01     3711552.62       10514973       33209681           0.00        1158.27    32448293.84
                                    ----
                                      #1         906794          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1        1243479          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1        1894745          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         219305          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #1        1263867          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         493883          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1        2227848          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1         278725          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                                    #1-W:       2782311        2836498           0.11         928.26     5811655.23        6259215      119452667           0.00         932.88    94489588.42
                                    #1-R:        798629         805689           0.13         875.51     1303957.11        5274993       96333197           0.00         394.26    69894714.67
                                    ----
                                      #1         910466          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #1         313592          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1        1362735          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         563305          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                    ----
                                      #1         916020          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1         238247          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #1        1867714          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1         105092          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130

...............................................................................................................................................................................................

                                    #1-W:       1100270        1353978           0.11         498.11     2217351.03        1481451        8706960           0.00         359.73    15423858.93
                                    #1-R:       1347968        1370885           0.11         306.13     2331609.44       17381083      146791278           0.00         613.20   143811557.01
                                    ----
                                      #1         279673          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1        1091212          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         718195          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         635783          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                    ----
                                      #1         361857          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         845501          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1        1142716          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1         374789          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                                   key#8:       2027196        2067914           0.10         280.00     3213670.59       39733591      346387743           0.00         299.23    56128462.14
                                   -----
                                   key#8         809523          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#8        1196841          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   key#8          61554          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   -----
                                   key#8         644653          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#8        1298414          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#8         124851          [<ffffffff8106e641>] finish_wait+0x41/0x80

...............................................................................................................................................................................................

   &(&cur_trans->delayed_refs.lock)->rlo:       1776618        1782342           0.12         386.37     3489011.70       15357532       29734470           0.00         393.94    35327477.41
   -------------------------------------
   &(&cur_trans->delayed_refs.lock)->rlo         988063          [<ffffffff812d160d>] run_clustered_refs+0x13d/0x870
   &(&cur_trans->delayed_refs.lock)->rlo         138366          [<ffffffff813203b8>] btrfs_add_delayed_tree_ref+0xb8/0x190
   &(&cur_trans->delayed_refs.lock)->rlo         623640          [<ffffffff81320548>] btrfs_add_delayed_data_ref+0xb8/0x1a0
   &(&cur_trans->delayed_refs.lock)->rlo          29038          [<ffffffff812d1da0>] btrfs_run_delayed_refs+0x60/0x220
   -------------------------------------
   &(&cur_trans->delayed_refs.lock)->rlo         174644          [<ffffffff813203b8>] btrfs_add_delayed_tree_ref+0xb8/0x190
   &(&cur_trans->delayed_refs.lock)->rlo         615603          [<ffffffff812d160d>] run_clustered_refs+0x13d/0x870
   &(&cur_trans->delayed_refs.lock)->rlo         140476          [<ffffffff812d1da0>] btrfs_run_delayed_refs+0x60/0x220
   &(&cur_trans->delayed_refs.lock)->rlo         850756          [<ffffffff81320548>] btrfs_add_delayed_data_ref+0xb8/0x1a0

...............................................................................................................................................................................................

                  &(&found->lock)->rlock:       1106784        1114497           0.12         859.59     1458865.66       20012278       98514554           0.09         427.70    32589661.13
                  ----------------------
                  &(&found->lock)->rlock          53948          [<ffffffff812ca0af>] block_rsv_release_bytes+0x10f/0x140
                  &(&found->lock)->rlock          42267          [<ffffffff812cb097>] reserve_metadata_bytes.clone.49+0x77/0x500
                  &(&found->lock)->rlock         269811          [<ffffffff812ce531>] update_block_group.clone.61+0x161/0x2c0
                  &(&found->lock)->rlock         162471          [<ffffffff812d02f4>] btrfs_check_data_free_space+0x94/0x230
                  ----------------------
                  &(&found->lock)->rlock          33475          [<ffffffff812cb097>] reserve_metadata_bytes.clone.49+0x77/0x500
                  &(&found->lock)->rlock         528032          [<ffffffff812ce531>] update_block_group.clone.61+0x161/0x2c0
                  &(&found->lock)->rlock         196495          [<ffffffff812d2488>] btrfs_update_reserved_bytes+0x48/0x130
                  &(&found->lock)->rlock         209709          [<ffffffff812d02f4>] btrfs_check_data_free_space+0x94/0x230

...............................................................................................................................................................................................

                      &(&t->lock)->rlock:        833849         838865           0.11         268.02     1002651.73       20543029       60631645           0.00         496.70    35437967.12
                      ------------------
                      &(&t->lock)->rlock         144671          [<ffffffff812fcedd>] btrfs_lookup_ordered_extent+0x3d/0x110
                      &(&t->lock)->rlock         363521          [<ffffffff812fc918>] btrfs_dec_test_ordered_pending+0x48/0x170
                      &(&t->lock)->rlock         155408          [<ffffffff812fc6be>] btrfs_add_ordered_sum+0x2e/0x70
                      &(&t->lock)->rlock         153621          [<ffffffff812fc472>] __btrfs_add_ordered_extent+0xf2/0x280
                      ------------------
                      &(&t->lock)->rlock         309706          [<ffffffff812fc918>] btrfs_dec_test_ordered_pending+0x48/0x170
                      &(&t->lock)->rlock         119956          [<ffffffff812fc6be>] btrfs_add_ordered_sum+0x2e/0x70
                      &(&t->lock)->rlock         112979          [<ffffffff812fcedd>] btrfs_lookup_ordered_extent+0x3d/0x110
                      &(&t->lock)->rlock         246013          [<ffffffff812fc472>] __btrfs_add_ordered_extent+0xf2/0x280

...............................................................................................................................................................................................

                      &(&h->lock)->rlock:        422665         429944           0.24         294.24     1082711.62        2085223        5127734           0.00         619.40     8739046.81
                      ------------------
                      &(&h->lock)->rlock          64345          [<ffffffff81354006>] blk_end_bidi_request+0x46/0x80
                      &(&h->lock)->rlock         107488          [<ffffffffa0003861>] do_cciss_request+0x4a1/0x5f0 [cciss]
                      &(&h->lock)->rlock          77487          [<ffffffff813555d4>] __make_request+0x1f4/0x330
                      &(&h->lock)->rlock          71470          [<ffffffffa0004c92>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      ------------------
                      &(&h->lock)->rlock         203165          [<ffffffffa0004c92>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock          34056          [<ffffffff8135530a>] blk_flush_plug_list+0x19a/0x220
                      &(&h->lock)->rlock          81611          [<ffffffffa0003861>] do_cciss_request+0x4a1/0x5f0 [cciss]
                      &(&h->lock)->rlock          17123          [<ffffffffa0002fb7>] cciss_softirq_done+0x1a7/0x2e0 [cciss]

...............................................................................................................................................................................................

          &(&workers->order_lock)->rlock:        394942         396162           0.11         361.15      683841.02        3821041        5349978           0.00         446.34     4060855.02
          ------------------------------
          &(&workers->order_lock)->rlock          79352          [<ffffffff8130bca3>] run_ordered_completions+0x93/0xf0
          &(&workers->order_lock)->rlock         182989          [<ffffffff8130c4bf>] btrfs_queue_worker+0x25f/0x330
          &(&workers->order_lock)->rlock         133821          [<ffffffff8130bc64>] run_ordered_completions+0x54/0xf0
          ------------------------------
          &(&workers->order_lock)->rlock         165497          [<ffffffff8130bc64>] run_ordered_completions+0x54/0xf0
          &(&workers->order_lock)->rlock         195266          [<ffffffff8130bca3>] run_ordered_completions+0x93/0xf0
          &(&workers->order_lock)->rlock          35399          [<ffffffff8130c4bf>] btrfs_queue_worker+0x25f/0x330

...............................................................................................................................................................................................

   &(&fs_info->block_group_cache_lock)->:        348733         355452           0.13         202.00      371626.37        8503162       23047174           0.10         292.37     8871566.41
   -------------------------------------
   &(&fs_info->block_group_cache_lock)->         355440          [<ffffffff812ca108>] block_group_cache_tree_search+0x28/0xd0
   &(&fs_info->block_group_cache_lock)->             12          [<ffffffff812ca497>] btrfs_add_block_group_cache+0x27/0xd0
   -------------------------------------
   &(&fs_info->block_group_cache_lock)->             96          [<ffffffff812ca497>] btrfs_add_block_group_cache+0x27/0xd0
   &(&fs_info->block_group_cache_lock)->         355356          [<ffffffff812ca108>] block_group_cache_tree_search+0x28/0xd0

...............................................................................................................................................................................................

                                    #1-W:        136756         160913           0.19         339.67      185788.26         213180       11209524           0.09         487.27    14282253.48
                                    #1-R:        182831         183462           0.11         458.98      276964.30        1710317       24141242           0.09         501.39    21976130.67
                                    ----
                                      #1         157895          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1          64680          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1          25567          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1          96233          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                    ----
                                      #1         173503          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1          30972          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1          37609          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         102291          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130

...............................................................................................................................................................................................

       &(&fs_info->delalloc_lock)->rlock:        322759         334302           0.21         266.61      296648.85       12163269       49330505           0.00         658.55    13806535.81
       ---------------------------------
       &(&fs_info->delalloc_lock)->rlock         123903          [<ffffffff812ce40a>] update_block_group.clone.61+0x3a/0x2c0
       &(&fs_info->delalloc_lock)->rlock          70214          [<ffffffff812e4205>] btrfs_set_bit_hook+0x95/0x160
       &(&fs_info->delalloc_lock)->rlock          21593          [<ffffffff812db674>] btree_lock_page_hook+0xe4/0x150
       &(&fs_info->delalloc_lock)->rlock          17564          [<ffffffff812debf8>] btrfs_mark_buffer_dirty+0xa8/0x110
       ---------------------------------
       &(&fs_info->delalloc_lock)->rlock          71852          [<ffffffff812e4205>] btrfs_set_bit_hook+0x95/0x160
       &(&fs_info->delalloc_lock)->rlock         114958          [<ffffffff812ce40a>] update_block_group.clone.61+0x3a/0x2c0
       &(&fs_info->delalloc_lock)->rlock          23877          [<ffffffff812debf8>] btrfs_mark_buffer_dirty+0xa8/0x110
       &(&fs_info->delalloc_lock)->rlock          20633          [<ffffffff812db674>] btree_lock_page_hook+0xe4/0x150

...............................................................................................................................................................................................

                                    #9-W:        144941         153557           0.14         492.08      215666.54        2182405       20378821           0.00         533.28    22330029.65
                                    #9-R:        157332         157525           0.13         225.54      226689.71        1306492       15249325           0.00         519.83    14701958.27
                                    ----
                                      #9          77060          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #9          53670          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #9          59278          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #9          19795          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #9         171298          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #9          45697          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #9          36383          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #9          47882          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                                    #1-W:         90265         104710           0.13         239.59      157505.49         821882        7007958           0.00         494.04     8871131.22
                                    #1-R:        141727         142213           0.15         272.52      245068.24       15511536      206688464           0.00        1603.70   177091601.31
                                    ----
                                      #1          20881          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1          10546          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1          54989          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1          47269          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                    ----
                                      #1           9403          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1           6505          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         156790          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1          48355          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                   &(&tree->lock)->rlock:        229954         231698           0.11         508.49      558476.52        3951443      129954493           0.00         644.19    83211056.07
                   ---------------------
                   &(&tree->lock)->rlock         140838          [<ffffffff812ff3b1>] set_extent_bit+0x71/0x500
                   &(&tree->lock)->rlock          22040          [<ffffffff812fe2b9>] find_delalloc_range+0x39/0x1d0
                   &(&tree->lock)->rlock          63615          [<ffffffff812fec84>] clear_extent_bit+0x94/0x420
                   &(&tree->lock)->rlock           5199          [<ffffffff81300359>] test_range_bit+0x39/0x180
                   ---------------------
                   &(&tree->lock)->rlock         135436          [<ffffffff812fec84>] clear_extent_bit+0x94/0x420
                   &(&tree->lock)->rlock          82662          [<ffffffff812ff3b1>] set_extent_bit+0x71/0x500
                   &(&tree->lock)->rlock          12335          [<ffffffff812fe2b9>] find_delalloc_range+0x39/0x1d0
                   &(&tree->lock)->rlock           1259          [<ffffffff81300359>] test_range_bit+0x39/0x180

...............................................................................................................................................................................................

          &(&fs_info->trans_lock)->rlock:        133424         133770           0.24         201.62      102003.50       10532128       76463350           0.00         296.69    14176054.03
          ------------------------------
          &(&fs_info->trans_lock)->rlock          25413          [<ffffffff812e2bf8>] btrfs_transaction_in_commit+0x28/0x60
          &(&fs_info->trans_lock)->rlock          26991          [<ffffffff812e21f2>] wait_current_trans.clone.22+0x22/0xf0
          &(&fs_info->trans_lock)->rlock              1          [<ffffffff812e2c58>] btrfs_transaction_blocked+0x28/0x60
          &(&fs_info->trans_lock)->rlock          81360          [<ffffffff812e22e1>] join_transaction.clone.23+0x21/0x260
          ------------------------------
          &(&fs_info->trans_lock)->rlock         100127          [<ffffffff812e22e1>] join_transaction.clone.23+0x21/0x260
          &(&fs_info->trans_lock)->rlock          21473          [<ffffffff812e21f2>] wait_current_trans.clone.22+0x22/0xf0
          &(&fs_info->trans_lock)->rlock              2          [<ffffffff812dc238>] transaction_kthread+0xe8/0x290
          &(&fs_info->trans_lock)->rlock              9          [<ffffffff812e2370>] join_transaction.clone.23+0xb0/0x260

...............................................................................................................................................................................................

                 &(&worker->lock)->rlock:        128486         129498           0.18          30.43      109650.43        4507450       10142479           0.00         305.87     7561737.21
                 -----------------------
                 &(&worker->lock)->rlock          46312          [<ffffffff8130c3b4>] btrfs_queue_worker+0x154/0x330
                 &(&worker->lock)->rlock          25839          [<ffffffff8130c887>] worker_loop+0x2f7/0x540
                 &(&worker->lock)->rlock          47811          [<ffffffff8130c737>] worker_loop+0x1a7/0x540
                 &(&worker->lock)->rlock           9536          [<ffffffff8130c6aa>] worker_loop+0x11a/0x540
                 -----------------------
                 &(&worker->lock)->rlock          31832          [<ffffffff8130c737>] worker_loop+0x1a7/0x540
                 &(&worker->lock)->rlock          12428          [<ffffffff8130c887>] worker_loop+0x2f7/0x540
                 &(&worker->lock)->rlock          81968          [<ffffffff8130c3b4>] btrfs_queue_worker+0x154/0x330
                 &(&worker->lock)->rlock           3270          [<ffffffff8130c6aa>] worker_loop+0x11a/0x540

...............................................................................................................................................................................................

                    &(&rsv->lock)->rlock:        116565         116639           0.13         167.04       92382.79       15115933       51885869           0.09         349.44    13439845.20
                    --------------------
                    &(&rsv->lock)->rlock           6190          [<ffffffff812d353c>] btrfs_free_tree_block+0x18c/0x310
                    &(&rsv->lock)->rlock          15510          [<ffffffff812ca285>] block_rsv_add_bytes+0x35/0x80
                    &(&rsv->lock)->rlock          33437          [<ffffffff812c9fda>] block_rsv_release_bytes+0x3a/0x140
                    &(&rsv->lock)->rlock          48351          [<ffffffff812d0729>] btrfs_block_rsv_check+0x49/0x160
                    --------------------
                    &(&rsv->lock)->rlock          28041          [<ffffffff812ca285>] block_rsv_add_bytes+0x35/0x80
                    &(&rsv->lock)->rlock          21314          [<ffffffff812c9fda>] block_rsv_release_bytes+0x3a/0x140
                    &(&rsv->lock)->rlock          10705          [<ffffffff812ca208>] block_rsv_use_bytes+0x38/0x80
                    &(&rsv->lock)->rlock           8347          [<ffffffff812d353c>] btrfs_free_tree_block+0x18c/0x310

...............................................................................................................................................................................................

                        rcu_node_level_1:        101117         101954           0.15         215.49      299261.01         527122        1427724           0.08         195.76      831178.90
                        ----------------
                        rcu_node_level_1          99154          [<ffffffff810b604a>] __rcu_process_callbacks+0x25a/0x370
                        rcu_node_level_1           2546          [<ffffffff810b5280>] rcu_start_gp+0x190/0x340
                        rcu_node_level_1            248          [<ffffffff810b5ad8>] force_quiescent_state+0x168/0x290
                        rcu_node_level_1              6          [<ffffffff810b5190>] rcu_start_gp+0xa0/0x340
                        ----------------
                        rcu_node_level_1          92355          [<ffffffff810b604a>] __rcu_process_callbacks+0x25a/0x370
                        rcu_node_level_1            918          [<ffffffff810b5ad8>] force_quiescent_state+0x168/0x290
                        rcu_node_level_1           6133          [<ffffffff810b5280>] rcu_start_gp+0x190/0x340
                        rcu_node_level_1           2548          [<ffffffff810b5190>] rcu_start_gp+0xa0/0x340

...............................................................................................................................................................................................

                                    #7-W:         83718          86255           0.12         498.78      162251.62        1747687       34416210           0.00         415.48    30659920.34
                                    #7-R:          1408           1412           0.39          50.61        2098.17          44522         312547           0.00         217.85      349425.57
                                    ----
                                      #7          22850          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #7          20173          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #7          43232          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #7            351          [<ffffffff813120dc>] btrfs_try_tree_read_lock+0x4c/0x80
                                    ----
                                      #7          66983          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #7           4923          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #7          13191          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #7           2233          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

   &(&fs_info->ordered_extent_lock)->rlo:         74324          74353           0.15         232.50       54672.83        7729348       10879250           0.00         274.43     4755858.52
   -------------------------------------
   &(&fs_info->ordered_extent_lock)->rlo          38293          [<ffffffff812fc29d>] __btrfs_remove_ordered_extent+0x6d/0x150
   &(&fs_info->ordered_extent_lock)->rlo          34356          [<ffffffff812fc51b>] __btrfs_add_ordered_extent+0x19b/0x280
   &(&fs_info->ordered_extent_lock)->rlo            101          [<ffffffff812fcd43>] btrfs_wait_ordered_extents+0xa3/0x200
   &(&fs_info->ordered_extent_lock)->rlo           1603          [<ffffffff812fd3d1>] btrfs_run_ordered_operations+0x51/0x220
   -------------------------------------
   &(&fs_info->ordered_extent_lock)->rlo            404          [<ffffffff812fcd43>] btrfs_wait_ordered_extents+0xa3/0x200
   &(&fs_info->ordered_extent_lock)->rlo          33668          [<ffffffff812fc51b>] __btrfs_add_ordered_extent+0x19b/0x280
   &(&fs_info->ordered_extent_lock)->rlo              9          [<ffffffff812fccde>] btrfs_wait_ordered_extents+0x3e/0x200
   &(&fs_info->ordered_extent_lock)->rlo          38755          [<ffffffff812fc29d>] __btrfs_remove_ordered_extent+0x6d/0x150

...............................................................................................................................................................................................

                                    #8-W:         63603          65278           0.12         214.65      148365.16        1323477       27135366           0.00         723.59    30432453.32
                                    #8-R:             0              0           0.00           0.00           0.00           1069           9265           0.14          61.87        5039.83
                                    ----
                                      #8          23881          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #8          13449          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #8          27948          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                    ----
                                      #8          53446          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #8           6338          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #8           5494          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

                &(&workers->lock)->rlock:         55629          55655           0.13          17.90       36308.43         466760        4648454           0.00         276.22     1924391.80
                ------------------------
                &(&workers->lock)->rlock          27276          [<ffffffff8130c989>] worker_loop+0x3f9/0x540
                &(&workers->lock)->rlock          22695          [<ffffffff8130c303>] btrfs_queue_worker+0xa3/0x330
                &(&workers->lock)->rlock           5685          [<ffffffff8130c501>] btrfs_queue_worker+0x2a1/0x330
                ------------------------
                &(&workers->lock)->rlock           5164          [<ffffffff8130c501>] btrfs_queue_worker+0x2a1/0x330
                &(&workers->lock)->rlock              1          [<ffffffff8130c0ab>] btrfs_start_workers+0x2b/0x50
                &(&workers->lock)->rlock              2          [<ffffffff8130beeb>] __btrfs_start_workers+0xfb/0x1b0
                &(&workers->lock)->rlock              1          [<ffffffff8130c7d4>] worker_loop+0x244/0x540

...............................................................................................................................................................................................

                               &rq->lock:         50566          50581           0.03          77.42      161087.79         116198       18822757           0.00         295.65    16960115.88
                               ---------
                               &rq->lock           3202          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                               &rq->lock           7627          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                               &rq->lock              2          [<ffffffff81034edb>] task_rq_lock+0x5b/0xb0
                               &rq->lock          39581          [<ffffffff81042f05>] try_to_wake_up+0x215/0x2d0
                               ---------
                               &rq->lock           7673          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                               &rq->lock          40613          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                               &rq->lock           2086          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                               &rq->lock             87          [<ffffffff81042e7f>] try_to_wake_up+0x18f/0x2d0

...............................................................................................................................................................................................

                 &(&n->list_lock)->rlock:         45985          47259           0.22          26.31       54481.47        5352959       13921503           0.00         285.88     5235601.37
                 -----------------------
                 &(&n->list_lock)->rlock          32433          [<ffffffff8112abd3>] __slab_free+0x123/0x2c0
                 &(&n->list_lock)->rlock          14826          [<ffffffff8112a945>] get_partial_node+0x55/0x1c0
                 -----------------------
                 &(&n->list_lock)->rlock          31569          [<ffffffff8112abd3>] __slab_free+0x123/0x2c0
                 &(&n->list_lock)->rlock          15690          [<ffffffff8112a945>] get_partial_node+0x55/0x1c0

...............................................................................................................................................................................................

               &sb->s_type->i_lock_key#1:         23350          23505           0.13         267.72       19518.22        3436946       16364953           0.00         483.33     3955667.41
               -------------------------
               &sb->s_type->i_lock_key#1           5700          [<ffffffff81138dce>] inode_sub_bytes+0x2e/0x90
               &sb->s_type->i_lock_key#1          10121          [<ffffffff81138d68>] inode_get_bytes+0x28/0x60
               &sb->s_type->i_lock_key#1           7455          [<ffffffff81138e5e>] inode_add_bytes+0x2e/0xa0
               &sb->s_type->i_lock_key#1            224          [<ffffffff8114d738>] igrab+0x28/0x70
               -------------------------
               &sb->s_type->i_lock_key#1          11027          [<ffffffff81138d68>] inode_get_bytes+0x28/0x60
               &sb->s_type->i_lock_key#1           4515          [<ffffffff81138e5e>] inode_add_bytes+0x2e/0xa0
               &sb->s_type->i_lock_key#1           7790          [<ffffffff81138dce>] inode_sub_bytes+0x2e/0x90
               &sb->s_type->i_lock_key#1            162          [<ffffffff8114d738>] igrab+0x28/0x70

...............................................................................................................................................................................................

                           &tree->lock-W:         14700          14889           0.14          91.59       20989.90        1494578       21655929           0.07         645.54    12003631.33
                           &tree->lock-R:          7448           7502           0.17          79.74       11026.71        1015334       71793274           0.00         534.29    13776093.26
                           -------------
                             &tree->lock            105          [<ffffffff8130690f>] __btrfs_map_block+0xff/0x870
                             &tree->lock             20          [<ffffffff813088ab>] __btrfs_alloc_chunk+0x47b/0x750
                             &tree->lock           4910          [<ffffffff812f330e>] btrfs_drop_extent_cache+0x8e/0x3a0
                             &tree->lock           3946          [<ffffffff812e6a94>] btrfs_get_extent+0x94/0x960
                           -------------
                             &tree->lock            105          [<ffffffff813088ab>] __btrfs_alloc_chunk+0x47b/0x750
                             &tree->lock             20          [<ffffffff8130690f>] __btrfs_map_block+0xff/0x870
                             &tree->lock          16277          [<ffffffff812f50b5>] unpin_extent_cache+0x35/0xc0
                             &tree->lock           1334          [<ffffffff812ea518>] cow_file_range+0x1f8/0x390

...............................................................................................................................................................................................

                                    #1-W:         11553          12024           0.15         128.37       18785.56         473709        9221958           0.09         474.23    10534686.38
                                    #1-R:         10089          10091           0.12         171.28       20117.81         832218       17841309           0.09         323.68    16553527.83
                                    ----
                                      #1           4248          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1           2502          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1            300          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1           4545          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                    ----
                                      #1          16119          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1           1633          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1            801          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1            393          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

                    &delayed_node->mutex:         12788          12788           5.38         321.14      173620.71        1646076       11278854           0.00        5547.34    18124247.17
                    --------------------
                    &delayed_node->mutex           9518          [<ffffffff8132ac6f>] btrfs_delayed_update_inode+0x4f/0x2c0
                    &delayed_node->mutex           2661          [<ffffffff8132883f>] __btrfs_release_delayed_node+0x4f/0x210
                    &delayed_node->mutex            118          [<ffffffff8132996e>] btrfs_delete_delayed_items+0x5e/0x370
                    &delayed_node->mutex             35          [<ffffffff81328e0b>] btrfs_update_delayed_inode+0x3b/0x160
                    --------------------
                    &delayed_node->mutex           4109          [<ffffffff8132883f>] __btrfs_release_delayed_node+0x4f/0x210
                    &delayed_node->mutex           4761          [<ffffffff8132ac6f>] btrfs_delayed_update_inode+0x4f/0x2c0
                    &delayed_node->mutex           3788          [<ffffffff81328e0b>] btrfs_update_delayed_inode+0x3b/0x160
                    &delayed_node->mutex            130          [<ffffffff81329503>] btrfs_insert_delayed_items+0x43/0x450

...............................................................................................................................................................................................

                                    #1-W:         12687          12688           0.29         179.96       22533.77        1337988      141959509           0.00         692.66    34967834.84
                                    #1-R:             0              0           0.00           0.00           0.00              2           1725           0.14           2.67         253.51
                                    ----
                                      #1           1387          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1          11301          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                    ----
                                      #1          12568          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1            119          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #1              1          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

                                   key#8:         11782          11782           0.22          12.73       28617.45         238356         238362           0.13         289.08      544730.85
                                   -----
                                   key#8          11782          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   -----
                                   key#8          11782          [<ffffffff81034bb2>] __wake_up+0x32/0x70

...............................................................................................................................................................................................

              &(&device->io_lock)->rlock:          9893          10384           0.24         423.89       20176.23        1083374        4197801           0.00         523.75     1155673.62
              --------------------------
              &(&device->io_lock)->rlock           4420          [<ffffffff81305a9f>] schedule_bio.clone.35+0x5f/0x120
              &(&device->io_lock)->rlock           1454          [<ffffffff8130554f>] run_scheduled_bios+0x43f/0x510
              &(&device->io_lock)->rlock           4510          [<ffffffff813051c6>] run_scheduled_bios+0xb6/0x510
              --------------------------
              &(&device->io_lock)->rlock           4240          [<ffffffff813051c6>] run_scheduled_bios+0xb6/0x510
              &(&device->io_lock)->rlock           5978          [<ffffffff81305a9f>] schedule_bio.clone.35+0x5f/0x120
              &(&device->io_lock)->rlock            163          [<ffffffff8130554f>] run_scheduled_bios+0x43f/0x510
              &(&device->io_lock)->rlock              3          [<ffffffff813054d6>] run_scheduled_bios+0x3c6/0x510

...............................................................................................................................................................................................

           &(&delayed_root->lock)->rlock:          8433           8473           0.25         151.51        8140.11        4878697        5757187           0.00        1241.43     3752367.13
           -----------------------------
           &(&delayed_root->lock)->rlock             87          [<ffffffff81329dda>] btrfs_async_run_delayed_node_done+0x15a/0x210
           &(&delayed_root->lock)->rlock             89          [<ffffffff81329141>] btrfs_first_prepared_delayed_node+0x21/0x70
           &(&delayed_root->lock)->rlock           6782          [<ffffffff81328855>] __btrfs_release_delayed_node+0x65/0x210
           &(&delayed_root->lock)->rlock            468          [<ffffffff81328900>] __btrfs_release_delayed_node+0x110/0x210
           -----------------------------
           &(&delayed_root->lock)->rlock             91          [<ffffffff81329141>] btrfs_first_prepared_delayed_node+0x21/0x70
           &(&delayed_root->lock)->rlock            112          [<ffffffff81329dda>] btrfs_async_run_delayed_node_done+0x15a/0x210
           &(&delayed_root->lock)->rlock           7218          [<ffffffff81328855>] __btrfs_release_delayed_node+0x65/0x210
           &(&delayed_root->lock)->rlock             82          [<ffffffff81328900>] __btrfs_release_delayed_node+0x110/0x210

...............................................................................................................................................................................................

                                &q->lock:          7780           8462           0.23          22.26        8646.86        1767352        1791146           0.00         277.31     1128397.20
                                --------
                                &q->lock           2137          [<ffffffff8108b627>] generic_smp_call_function_single_interrupt+0x57/0x120
                                &q->lock           6325          [<ffffffff8108ae58>] generic_exec_single+0x48/0xb0
                                --------
                                &q->lock           2962          [<ffffffff8108ae58>] generic_exec_single+0x48/0xb0
                                &q->lock           5500          [<ffffffff8108b627>] generic_smp_call_function_single_interrupt+0x57/0x120

...............................................................................................................................................................................................

                                    #3-W:          5574           5574           0.34         236.83       11054.42        2362887       19149399           0.11         659.82    18554986.65
                                    #3-R:             0              0           0.00           0.00           0.00              4             61           0.14           0.74          16.80
                                    ----
                                      #3           5573          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #3              1          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                    ----
                                      #3           5573          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #3              1          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

         &(&cluster->refill_lock)->rlock:          3766           3766           0.28         216.40        6824.88         594481        1012063           0.58         280.83     1045598.23
         -------------------------------
         &(&cluster->refill_lock)->rlock           3766          [<ffffffff812d2858>] find_free_extent.clone.64+0x2e8/0xb10
         -------------------------------
         &(&cluster->refill_lock)->rlock           3766          [<ffffffff812d2858>] find_free_extent.clone.64+0x2e8/0xb10

...............................................................................................................................................................................................

                             &rq->lock#3:          2824           2824           0.24          64.42       13454.98          13953        1128067           0.00         205.26      835807.97
                             -----------
                             &rq->lock#3            432          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#3           1354          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#3             53          [<ffffffff81042e7f>] try_to_wake_up+0x18f/0x2d0
                             &rq->lock#3            981          [<ffffffff81042f05>] try_to_wake_up+0x215/0x2d0
                             -----------
                             &rq->lock#3           1574          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#3             11          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                             &rq->lock#3           1221          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#3              4          [<ffffffff810440c5>] scheduler_tick+0x45/0x290

...............................................................................................................................................................................................

                        rcu_node_level_0:          2300           2490           0.38          21.93        6593.21          45932          78845           0.11          14.85       86165.92
                        ----------------
                        rcu_node_level_0           1558          [<ffffffff810b6070>] __rcu_process_callbacks+0x280/0x370
                        rcu_node_level_0            244          [<ffffffff810b548f>] rcu_report_qs_rnp+0x5f/0x170
                        rcu_node_level_0             46          [<ffffffff810b5bb5>] force_quiescent_state+0x245/0x290
                        rcu_node_level_0            606          [<ffffffff810b5280>] rcu_start_gp+0x190/0x340
                        ----------------
                        rcu_node_level_0           2043          [<ffffffff810b6070>] __rcu_process_callbacks+0x280/0x370
                        rcu_node_level_0             66          [<ffffffff810b5bb5>] force_quiescent_state+0x245/0x290
                        rcu_node_level_0            223          [<ffffffff810b548f>] rcu_report_qs_rnp+0x5f/0x170
                        rcu_node_level_0             21          [<ffffffff810b5a2b>] force_quiescent_state+0xbb/0x290

...............................................................................................................................................................................................

            &(&tree->buffer_lock)->rlock:          1910           1912           0.23         206.76        2105.31         710116        1661133           0.13         470.59      932753.81
            ----------------------------
            &(&tree->buffer_lock)->rlock           1219          [<ffffffff813027d4>] alloc_extent_buffer+0x3c4/0x4e0
            &(&tree->buffer_lock)->rlock            693          [<ffffffff81304ec0>] try_release_extent_buffer+0x40/0xe0
            ----------------------------
            &(&tree->buffer_lock)->rlock            689          [<ffffffff813027d4>] alloc_extent_buffer+0x3c4/0x4e0
            &(&tree->buffer_lock)->rlock           1223          [<ffffffff81304ec0>] try_release_extent_buffer+0x40/0xe0

...............................................................................................................................................................................................

                &(&cache->lock)->rlock#2:          1613           1641           0.30           8.59        1440.79        3275818       16462932           0.10         281.24     4591800.00
                ------------------------
                &(&cache->lock)->rlock#2            690          [<ffffffff812d24da>] btrfs_update_reserved_bytes+0x9a/0x130
                &(&cache->lock)->rlock#2            716          [<ffffffff812ce542>] update_block_group.clone.61+0x172/0x2c0
                &(&cache->lock)->rlock#2            233          [<ffffffff812d350f>] btrfs_free_tree_block+0x15f/0x310
                &(&cache->lock)->rlock#2              2          [<ffffffff812cb571>] pin_down_extent.clone.50+0x51/0xe0
                ------------------------
                &(&cache->lock)->rlock#2            863          [<ffffffff812ce542>] update_block_group.clone.61+0x172/0x2c0
                &(&cache->lock)->rlock#2            647          [<ffffffff812d24da>] btrfs_update_reserved_bytes+0x9a/0x130
                &(&cache->lock)->rlock#2            128          [<ffffffff812d350f>] btrfs_free_tree_block+0x15f/0x310
                &(&cache->lock)->rlock#2              3          [<ffffffff812cb571>] pin_down_extent.clone.50+0x51/0xe0

...............................................................................................................................................................................................

                &(&cluster->lock)->rlock:          1549           1550           0.22          41.57        1256.55         614376        2026661           0.11         254.13      707385.17
                ------------------------
                &(&cluster->lock)->rlock           1229          [<ffffffff812d2673>] find_free_extent.clone.64+0x103/0xb10
                &(&cluster->lock)->rlock            321          [<ffffffff8131c04c>] btrfs_alloc_from_cluster+0x3c/0x230
                ------------------------
                &(&cluster->lock)->rlock            896          [<ffffffff8131c04c>] btrfs_alloc_from_cluster+0x3c/0x230
                &(&cluster->lock)->rlock            648          [<ffffffff812d2673>] find_free_extent.clone.64+0x103/0xb10
                &(&cluster->lock)->rlock              5          [<ffffffff8131c2a7>] btrfs_find_space_cluster+0x67/0x210
                &(&cluster->lock)->rlock              1          [<ffffffff8131acf1>] __btrfs_add_free_space+0xf1/0x400

...............................................................................................................................................................................................

               &(&ctl->tree_lock)->rlock:          1274           1308           0.27          24.01        1179.07         608701      219799060           0.11         298.70    27878646.38
               -------------------------
               &(&ctl->tree_lock)->rlock            339          [<ffffffff812d2819>] find_free_extent.clone.64+0x2a9/0xb10
               &(&ctl->tree_lock)->rlock            512          [<ffffffff8131c1b4>] btrfs_alloc_from_cluster+0x1a4/0x230
               &(&ctl->tree_lock)->rlock              1          [<ffffffff8131c294>] btrfs_find_space_cluster+0x54/0x210
               &(&ctl->tree_lock)->rlock            295          [<ffffffff8131ac4d>] __btrfs_add_free_space+0x4d/0x400
               -------------------------
               &(&ctl->tree_lock)->rlock            223          [<ffffffff8131c1b4>] btrfs_alloc_from_cluster+0x1a4/0x230
               &(&ctl->tree_lock)->rlock            647          [<ffffffff812d2819>] find_free_extent.clone.64+0x2a9/0xb10
               &(&ctl->tree_lock)->rlock              2          [<ffffffff8131bfda>] btrfs_return_cluster_to_free_space+0x7a/0xb0
               &(&ctl->tree_lock)->rlock            220          [<ffffffff8131ac4d>] __btrfs_add_free_space+0x4d/0x400

...............................................................................................................................................................................................

                             &rq->lock/1:          1180           1181           0.31          73.09       12154.01           4996          35643           0.09          45.61      110341.70
                             -----------
                             &rq->lock/1           1181          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                             -----------
                             &rq->lock/1            369          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                             &rq->lock/1            253          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock/1            553          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock/1              2          [<ffffffff81042e7f>] try_to_wake_up+0x18f/0x2d0

...............................................................................................................................................................................................

                                   key#4:           884            886           0.28           2.80         719.23        1696419        3446215           0.00         215.04     1281465.12
                                   -----
                                   key#4            886          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#4            886          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

               &(&zone->lru_lock)->rlock:           822            826           0.25           8.03        1049.56         393121        3665375           0.12         294.69     2761862.47
               -------------------------
               &(&zone->lru_lock)->rlock            809          [<ffffffff810f2572>] pagevec_lru_move_fn+0xb2/0x120
               &(&zone->lru_lock)->rlock             13          [<ffffffff810f234c>] release_pages+0x10c/0x280
               &(&zone->lru_lock)->rlock              4          [<ffffffff810f891e>] putback_lru_pages.clone.55+0x4e/0x280
               -------------------------
               &(&zone->lru_lock)->rlock            821          [<ffffffff810f2572>] pagevec_lru_move_fn+0xb2/0x120
               &(&zone->lru_lock)->rlock              4          [<ffffffff810f234c>] release_pages+0x10c/0x280
               &(&zone->lru_lock)->rlock              1          [<ffffffff810f8c11>] shrink_inactive_list+0xc1/0x3e0

...............................................................................................................................................................................................

                                    #5-W:           649            649           0.32          32.00        1309.78        1016271       24958432           0.00         965.27    14552767.80
                                    #5-R:             0              0           0.00           0.00           0.00            140           9189           0.13           6.12        6094.82
                                    ----
                                      #5            646          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #5              3          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                    ----
                                      #5            649          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0

...............................................................................................................................................................................................

                             &rq->lock#2:           605            605           0.33          61.28        3890.39           1595        1603617           0.00         246.36     1209323.57
                             -----------
                             &rq->lock#2            315          [<ffffffff81042f05>] try_to_wake_up+0x215/0x2d0
                             &rq->lock#2            241          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#2             49          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             -----------
                             &rq->lock#2            336          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#2            263          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#2              6          [<ffffffff810350a2>] double_rq_lock+0x62/0x80

...............................................................................................................................................................................................

                   &(&base->lock)->rlock:           327            327           0.29           7.46         250.78          68050        8476873           0.00         269.68     4033460.16
                   ---------------------
                   &(&base->lock)->rlock             12          [<ffffffff8105af9f>] add_timer_on+0x5f/0x110
                   &(&base->lock)->rlock            293          [<ffffffff8105a11b>] lock_timer_base.clone.20+0x3b/0x70
                   &(&base->lock)->rlock             22          [<ffffffff8105a9e7>] run_timer_softirq+0x47/0x3d0
                   ---------------------
                   &(&base->lock)->rlock             12          [<ffffffff8105a9e7>] run_timer_softirq+0x47/0x3d0
                   &(&base->lock)->rlock            291          [<ffffffff8105a11b>] lock_timer_base.clone.20+0x3b/0x70
                   &(&base->lock)->rlock              1          [<ffffffff8105ab81>] run_timer_softirq+0x1e1/0x3d0
                   &(&base->lock)->rlock             23          [<ffffffff8105af9f>] add_timer_on+0x5f/0x110

...............................................................................................................................................................................................

                   &(&zone->lock)->rlock:           275            275           0.24          17.90         411.56         207763        1718144           0.00         287.59     2405074.00
                   ---------------------
                   &(&zone->lock)->rlock             21          [<ffffffff810ed2c8>] get_page_from_freelist+0x428/0x770
                   &(&zone->lock)->rlock             74          [<ffffffff810ed5a9>] get_page_from_freelist+0x709/0x770
                   &(&zone->lock)->rlock            179          [<ffffffff810ee983>] __free_pages_ok+0xb3/0x510
                   &(&zone->lock)->rlock              1          [<ffffffff810eddb4>] free_pcppages_bulk+0x34/0x430
                   ---------------------
                   &(&zone->lock)->rlock              9          [<ffffffff810eddb4>] free_pcppages_bulk+0x34/0x430
                   &(&zone->lock)->rlock             64          [<ffffffff810ed2c8>] get_page_from_freelist+0x428/0x770
                   &(&zone->lock)->rlock            152          [<ffffffff810ee983>] __free_pages_ok+0xb3/0x510
                   &(&zone->lock)->rlock             50          [<ffffffff810ed5a9>] get_page_from_freelist+0x709/0x770

...............................................................................................................................................................................................

                     &(&ei->lock)->rlock:           140            147           0.38          59.97         334.91        1459499       65905916           0.00         287.60     9030212.54
                     -------------------
                     &(&ei->lock)->rlock             87          [<ffffffff812d0b5a>] btrfs_delalloc_reserve_metadata+0x6a/0x150
                     &(&ei->lock)->rlock             59          [<ffffffff812ca34b>] drop_outstanding_extent+0x2b/0x70
                     &(&ei->lock)->rlock              1          [<ffffffff812e4152>] btrfs_merge_extent_hook+0x32/0x50
                     -------------------
                     &(&ei->lock)->rlock            105          [<ffffffff812ca34b>] drop_outstanding_extent+0x2b/0x70
                     &(&ei->lock)->rlock             41          [<ffffffff812d0b5a>] btrfs_delalloc_reserve_metadata+0x6a/0x150
                     &(&ei->lock)->rlock              1          [<ffffffff812e4152>] btrfs_merge_extent_hook+0x32/0x50

...............................................................................................................................................................................................

            &(&bp->indirect_lock)->rlock:           117            120           0.83           8.18         391.48           1407           3014           0.13           6.46        4179.77
            ----------------------------
            &(&bp->indirect_lock)->rlock             56          [<ffffffffa01963f8>] bnx2_send_heart_beat+0x28/0x70 [bnx2]
            &(&bp->indirect_lock)->rlock             64          [<ffffffffa01939ce>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]
            ----------------------------
            &(&bp->indirect_lock)->rlock             70          [<ffffffffa01939ce>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]
            &(&bp->indirect_lock)->rlock             50          [<ffffffffa01963f8>] bnx2_send_heart_beat+0x28/0x70 [bnx2]

...............................................................................................................................................................................................

                                   key#2:           105            106           0.39          13.55         318.23          19300          33511           0.12         232.46       47857.56
                                   -----
                                   key#2             40          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#2             48          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   key#2             18          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   -----
                                   key#2             47          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#2             21          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   key#2             38          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90

...............................................................................................................................................................................................

                   &fs_info->chunk_mutex:            63             63          59.01         761.63       16049.60            512           1013           0.27         764.15      240788.48
                   ---------------------
                   &fs_info->chunk_mutex             63          [<ffffffff812cffeb>] do_chunk_alloc+0x16b/0x370
                   ---------------------
                   &fs_info->chunk_mutex             63          [<ffffffff812d0020>] do_chunk_alloc+0x1a0/0x370

...............................................................................................................................................................................................

                             &rq->lock#5:            42             42           0.53          25.73         214.14             95          88651           0.08          22.42       91318.71
                             -----------
                             &rq->lock#5              5          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#5              9          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#5             28          [<ffffffff81042f05>] try_to_wake_up+0x215/0x2d0
                             -----------
                             &rq->lock#5             13          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                             &rq->lock#5             28          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#5              1          [<ffffffff81035075>] double_rq_lock+0x35/0x80

...............................................................................................................................................................................................

                                   key#8:            24             25           0.56          14.09          84.25            146            179           0.12          38.13         443.32
                                   -----
                                   key#8             14          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#8             11          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   -----
                                   key#8             14          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#8              6          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#8              5          [<ffffffff8106e641>] finish_wait+0x41/0x80

...............................................................................................................................................................................................

                        &input_pool.lock:            13             13           0.37           1.87          14.96            978         928386           0.00           7.51      273443.43
                        ----------------
                        &input_pool.lock             13          [<ffffffff81418c4e>] mix_pool_bytes_extract+0x5e/0x180
                        ----------------
                        &input_pool.lock             13          [<ffffffff81418c4e>] mix_pool_bytes_extract+0x5e/0x180

...............................................................................................................................................................................................

                           &rq->lock#3/1:            13             13           3.99          40.69         214.24             30             62           0.10           8.51         118.96
                           -------------
                           &rq->lock#3/1             13          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                           -------------
                           &rq->lock#3/1             13          [<ffffffff81035075>] double_rq_lock+0x35/0x80

...............................................................................................................................................................................................

                   &fs_info->reloc_mutex:            10             10          21.79          31.78         257.33             60             60           0.82        9994.31       92769.96
                   ---------------------
                   &fs_info->reloc_mutex             10          [<ffffffff812e2569>] btrfs_record_root_in_trans+0x49/0x90
                   ---------------------
                   &fs_info->reloc_mutex             10          [<ffffffff812e2569>] btrfs_record_root_in_trans+0x49/0x90

...............................................................................................................................................................................................

                           &rq->lock#4/1:            10             10           0.87          32.70         153.20             23            377           0.11          23.12        1224.99
                           -------------
                           &rq->lock#4/1             10          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                           -------------
                           &rq->lock#4/1              9          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                           &rq->lock#4/1              1          [<ffffffff8162770e>] __schedule+0xbe/0x8f0

...............................................................................................................................................................................................

                                   key#5:             7              7           0.65           0.85           5.08         236538         697182           0.00         270.83      172003.98
                                   -----
                                   key#5              7          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#5              7          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

                           &rq->lock#2/1:             7              7           2.90          35.40          62.23             57            150           0.09          12.24         317.25
                           -------------
                           &rq->lock#2/1              7          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                           -------------
                           &rq->lock#2/1              2          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                           &rq->lock#2/1              2          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                           &rq->lock#2/1              3          [<ffffffff810350a2>] double_rq_lock+0x62/0x80

...............................................................................................................................................................................................

                                   key#3:             4              4           0.99           3.11           7.04           2301           2531           0.00          13.16        8960.21
                                   -----
                                   key#3              4          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#3              4          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

                         tasklist_lock-W:             3              3           1.27           5.00          10.15             37             91           0.22          17.38         353.57
                         tasklist_lock-R:             0              0           0.00           0.00           0.00             59            804           0.26          10.21        1113.53
                         ---------------
                           tasklist_lock              2          [<ffffffff8104ebe8>] do_exit+0x498/0x880
                           tasklist_lock              1          [<ffffffff8104d17a>] release_task+0x7a/0x4a0
                         ---------------
                           tasklist_lock              1          [<ffffffff8104e944>] do_exit+0x1f4/0x880
                           tasklist_lock              1          [<ffffffff8104ebe8>] do_exit+0x498/0x880
                           tasklist_lock              1          [<ffffffff8104d17a>] release_task+0x7a/0x4a0

...............................................................................................................................................................................................

                                pci_lock:             3              3           0.52           5.66          11.73           3762          13545           1.29         196.22       43453.40
                                --------
                                pci_lock              3          [<ffffffff8138ad22>] pci_bus_read_config_word+0x42/0x90
                                --------
                                pci_lock              3          [<ffffffff8138ad22>] pci_bus_read_config_word+0x42/0x90

...............................................................................................................................................................................................

                                   key#6:             3              3           0.40           0.86           2.03         223556         344619           0.00          11.75      126965.18
                                   -----
                                   key#6              3          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#6              3          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

   &(&fs_info->delayed_iput_lock)->rlock:             2              2           0.65           0.68           1.34           2222          10332           0.11           7.91        2408.77
   -------------------------------------
   &(&fs_info->delayed_iput_lock)->rlock              2          [<ffffffff812e8d42>] btrfs_run_delayed_iputs+0x42/0x130
   -------------------------------------
   &(&fs_info->delayed_iput_lock)->rlock              2          [<ffffffff812e8d42>] btrfs_run_delayed_iputs+0x42/0x130

...............................................................................................................................................................................................

                    &irq_desc_lock_class:             1              1           6.91           6.91           6.91            362        1850136           0.00         274.07      613397.84
                    --------------------
                    &irq_desc_lock_class              1          [<ffffffff810b0c73>] handle_irq_event+0x53/0x70
                    --------------------
                    &irq_desc_lock_class              1          [<ffffffff810b4905>] show_interrupts+0x125/0x310

...............................................................................................................................................................................................

        &(&root->accounting_lock)->rlock:             1              1           0.86           0.86           0.86         273570         407583           0.11          92.19      202703.71
        --------------------------------
        &(&root->accounting_lock)->rlock              1          [<ffffffff812c3eea>] split_node+0x15a/0x430
        --------------------------------
        &(&root->accounting_lock)->rlock              1          [<ffffffff812c5480>] btrfs_del_leaf+0x90/0xf0

...............................................................................................................................................................................................

             &(&sighand->siglock)->rlock:             1              1           3.99           3.99           3.99             66            257           0.12          14.83         315.67
             ---------------------------
             &(&sighand->siglock)->rlock              1          [<ffffffff8105ffb0>] exit_signals+0x60/0x100
             ---------------------------
             &(&sighand->siglock)->rlock              1          [<ffffffff8104d1da>] release_task+0xda/0x4a0

...............................................................................................................................................................................................

                 &sb->s_type->i_lock_key:             0              0           0.00           0.00           0.00              2             78           0.16           0.34          20.04
                         inode_hash_lock:             0              0           0.00           0.00           0.00             53          20851           0.12         131.98       10358.14
                             sysfs_mutex:             0              0           0.00           0.00           0.00              4         152138           0.16         214.29       60065.49
                                 sb_lock:             0              0           0.00           0.00           0.00            237           4005           0.12          59.79        1992.00
                                pgd_lock:             0              0           0.00           0.00           0.00             23             30           0.38           2.02          33.17
                 &rcu_bh_state.onofflock:             0              0           0.00           0.00           0.00              0            157           3.64          21.94        1592.00
                     file_systems_lock-R:             0              0           0.00           0.00           0.00              1              1          24.00          24.00          24.00
               __vsyscall_gtod_data.lock:             0              0           0.00           0.00           0.00              0          75247           0.00          12.12       23220.34
              &rcu_sched_state.onofflock:             0              0           0.00           0.00           0.00           3805           9165           2.03          48.87      107735.24
                &(&stopper->lock)->rlock:             0              0           0.00           0.00           0.00            228            363           0.13          22.53         717.29
                                events-R:             0              0           0.00           0.00           0.00              0          36218           2.89         201.98      335949.22
                                   key#4:             0              0           0.00           0.00           0.00              7             14           0.18           0.69           5.74
                             sysctl_lock:             0              0           0.00           0.00           0.00              3             20           0.12           0.87           4.94
                        &namespace_sem-R:             0              0           0.00           0.00           0.00              2              9           0.19          69.96         264.21
                         vfsmount_lock-R:             0              0           0.00           0.00           0.00              0         132658           0.09         140.20       97066.00
                                   key#1:             0              0           0.00           0.00           0.00             57           1547           0.12          10.38         234.00
                     &(&fs->lock)->rlock:             0              0           0.00           0.00           0.00             42          14570           0.15         135.17       24632.08
                     tick_broadcast_lock:             0              0           0.00           0.00           0.00              0              2           0.68           0.74           1.42
                           big_tty_mutex:             0              0           0.00           0.00           0.00              1              8           0.12          11.05          32.46
                   &(&gcwq->lock)->rlock:             0              0           0.00           0.00           0.00             80         111075           0.16         240.85      556487.41
                  random_write_wait.lock:             0              0           0.00           0.00           0.00              8             11           0.15           0.77           5.39
                                     key:             0              0           0.00           0.00           0.00             47             67           0.13          10.15         173.41
                     kthread_create_lock:             0              0           0.00           0.00           0.00             38             57           0.12           1.20          28.38
                           watchdog_lock:             0              0           0.00           0.00           0.00           1505           1505           4.00          23.65       13298.47
                &(&p->alloc_lock)->rlock:             0              0           0.00           0.00           0.00             34            204           0.12          10.17         171.60
                             pidmap_lock:             0              0           0.00           0.00           0.00             32             50           0.33           1.52          40.15
                           vmlist_lock-R:             0              0           0.00           0.00           0.00              1              2          16.60          17.53          34.13
                             &p->pi_lock:             0              0           0.00           0.00           0.00        2352813        8332382           0.00         305.41    12332609.58
                                bdi_lock:             0              0           0.00           0.00           0.00              0              3          12.21          24.78          60.29
                         pci_config_lock:             0              0           0.00           0.00           0.00           3762          13545           1.05         191.48       19046.69
                &rcu_sched_state.fqslock:             0              0           0.00           0.00           0.00              0           7694           0.11          47.75      105955.07
              &sb->s_type->i_mutex_key#4:             0              0           0.00           0.00           0.00              3             22           3.13          12.40         203.56
                               balancing:             0              0           0.00           0.00           0.00              0        1227868           0.08         271.20     1562894.14
                         &cpu_base->lock:             0              0           0.00           0.00           0.00            129        7228273           0.00         267.20    37951088.87
               &sb->s_type->i_lock_key#9:             0              0           0.00           0.00           0.00              7             42           0.10           1.60          16.14
                               bdev_lock:             0              0           0.00           0.00           0.00              1              2          14.63          18.52          33.16
              &sb->s_type->i_mutex_key#7:             0              0           0.00           0.00           0.00             29            215           0.20          16.20         160.89
                               tty_mutex:             0              0           0.00           0.00           0.00              1              6           0.77           7.92          18.29
                              &tbl->lock:             0              0           0.00           0.00           0.00              2            914           0.12          37.63        1054.76
                                  &timer:             0              0           0.00           0.00           0.00              0        2391833           0.00         274.60      201753.96
              &(&newf->file_lock)->rlock:             0              0           0.00           0.00           0.00             36          71094           0.12          64.99       14400.54
                          files_lglock-R:             0              0           0.00           0.00           0.00              0          47208           0.09          73.89        6829.36
                  &mapping->i_mmap_mutex:             0              0           0.00           0.00           0.00            148            676           0.16           3.26         365.69
                   &fsnotify_mark_srcu-R:             0              0           0.00           0.00           0.00              0       32832528           0.08         281.94     2827358.02
                &child->perf_event_mutex:             0              0           0.00           0.00           0.00             20             20           0.53           3.46          27.88
                          &port_lock_key:             0              0           0.00           0.00           0.00              3             13           0.12          23.11          84.09
                         rcu_read_lock-R:             0              0           0.00           0.00           0.00              0      607474689           0.00        1268.62   141623424.76
                      nl_table_wait.lock:             0              0           0.00           0.00           0.00              2             61           0.12           2.06          17.67
                         nl_table_lock-R:             0              0           0.00           0.00           0.00              2             61           0.12           1.19          16.64
                        proc_subdir_lock:             0              0           0.00           0.00           0.00              7           6607           0.15          10.87        6029.66
               &sb->s_type->i_lock_key#8:             0              0           0.00           0.00           0.00              1             60           0.10           1.86          17.91
               &sb->s_type->i_lock_key#4:             0              0           0.00           0.00           0.00              2          70121           0.09         125.59       12264.56
                            &port->mutex:             0              0           0.00           0.00           0.00              2              5           0.44           4.19           9.43
                         &watchdog_timer:             0              0           0.00           0.00           0.00              0           1505           4.77          28.23       15765.10
                          &hcd->rh_timer:             0              0           0.00           0.00           0.00              0           3009           8.57          37.98       47198.40
                   &(&uhci->lock)->rlock:             0              0           0.00           0.00           0.00              0           3009           7.22          25.82       32717.16
         &(&ent->pde_unload_lock)->rlock:             0              0           0.00           0.00           0.00             28          17720           0.12           1.31        2429.58
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            306           0.33           1.05         210.26
                           &ndev->lock-R:             0              0           0.00           0.00           0.00              0             33           0.25           1.24          17.05
                 &(&mc->mca_lock)->rlock:             0              0           0.00           0.00           0.00              0             11           0.18           0.48           2.75
                      rcu_read_lock_bh-R:             0              0           0.00           0.00           0.00              0            540           0.10           4.41         426.87
                    addrconf_verify_lock:             0              0           0.00           0.00           0.00              0             11           2.60           3.42          31.29
                               cdev_lock:             0              0           0.00           0.00           0.00              3              4           0.96           1.26           4.52
   &(&dev->mode_config.output_poll_work):             0              0           0.00           0.00           0.00              0             75           5.90          35.98        1059.19
                     &tty->termios_mutex:             0              0           0.00           0.00           0.00              1              1           0.60           0.60           0.60
                                   key#1:             0              0           0.00           0.00           0.00              2              7           0.12           0.50           1.53
                          tty_files_lock:             0              0           0.00           0.00           0.00              1              8           0.13           0.97           2.96
                     tty_ldisc_idle.lock:             0              0           0.00           0.00           0.00              1              2           0.17           0.36           0.54
                   &(&port->lock)->rlock:             0              0           0.00           0.00           0.00              1              4           0.13           0.60           1.44
                      &(&i->lock)->rlock:             0              0           0.00           0.00           0.00              0              4          17.43          27.21          89.87
                  &sig->cred_guard_mutex:             0              0           0.00           0.00           0.00              7              7         255.92       34619.26       50815.52
                         &mm->mmap_sem-W:             0              0           0.00           0.00           0.00             15          27770           0.13         902.78       55243.68
                         &mm->mmap_sem-R:             0              0           0.00           0.00           0.00             19          16961           0.15       20012.12       67272.88
          &(&mm->page_table_lock)->rlock:             0              0           0.00           0.00           0.00             42          32086           0.12         184.75       11815.94
                        &anon_vma->mutex:             0              0           0.00           0.00           0.00            285          55709           0.16          66.13       11644.43
                             rename_lock:             0              0           0.00           0.00           0.00              4             81           0.37           4.75          99.85
                         &mm->mmap_sem/1:             0              0           0.00           0.00           0.00              0              6          47.85         901.24        2186.21
        &(&mm->page_table_lock)->rlock/1:             0              0           0.00           0.00           0.00              0            159           0.15         125.91        1510.18
                                   key#2:             0              0           0.00           0.00           0.00             12             25           0.13           0.71           9.39
           &flush_state[i].tlbstate_lock:             0              0           0.00           0.00           0.00              1             26           2.14          15.84         200.40
                          &(work)->timer:             0              0           0.00           0.00           0.00              0          36118           0.66         248.24      532976.31
                         (&(work)->work):             0              0           0.00           0.00           0.00              0          36118           2.36         201.23      301309.47
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              1              4           0.27           0.48           1.46
              &sb->s_type->i_mutex_key#6:             0              0           0.00           0.00           0.00             10           6610           3.45         163.76       34432.74
                         dcache_lru_lock:             0              0           0.00           0.00           0.00              5           1038           0.12           5.35         661.08
             &(&dentry->d_lock)->rlock/1:             0              0           0.00           0.00           0.00             32          11408           0.12         131.72        2419.30
                                &p->lock:             0              0           0.00           0.00           0.00              0           4216           0.20         709.76       79468.83
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              1              4           0.31           0.60           1.70
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              1              4           0.41           0.50           1.74
                                   key#2:             0              0           0.00           0.00           0.00             94           3228           0.12          13.87         504.38
            &sb->s_type->i_mutex_key#7/1:             0              0           0.00           0.00           0.00              2              2           2.14           3.84           5.98
                 &tty->atomic_write_lock:             0              0           0.00           0.00           0.00              0              1          19.31          19.31          19.31
                         unix_table_lock:             0              0           0.00           0.00           0.00              3             14           0.12           1.03           6.75
                            &u->readlock:             0              0           0.00           0.00           0.00              3              3          14.89          22.55          52.98
              &sb->s_type->i_mutex_key#8:             0              0           0.00           0.00           0.00            147          11031           0.17          84.62        7409.25
                  sysfs_open_dirent_lock:             0              0           0.00           0.00           0.00              1          44769           0.12           0.69        5979.33
                          &buffer->mutex:             0              0           0.00           0.00           0.00              0          14923           1.18         211.73       42566.80
                               swap_lock:             0              0           0.00           0.00           0.00            163           8044           0.12           5.27        1285.64
                               uts_sem-R:             0              0           0.00           0.00           0.00              1              2           1.00           1.40           2.40
                                   key#2:             0              0           0.00           0.00           0.00              6              9           0.14          16.60          28.72
                      &(&u->lock)->rlock:             0              0           0.00           0.00           0.00              8             17           0.14           3.55          22.90
                &(&wb->list_lock)->rlock:             0              0           0.00           0.00           0.00           2554          15939           0.14         208.56       23264.96
                    &(&f->f_lock)->rlock:             0              0           0.00           0.00           0.00              0              3           1.23           1.36           3.95
      &af_unix_sk_receive_queue_lock_key:             0              0           0.00           0.00           0.00              7             18           0.12           0.87           6.36
                                   key#2:             0              0           0.00           0.00           0.00              4              9           0.12           0.79           2.73
        &(&mapping->private_lock)->rlock:             0              0           0.00           0.00           0.00             46            159           0.12           8.88          70.09
                   random_read_wait.lock:             0              0           0.00           0.00           0.00            113            839           0.15           3.32         430.67
   &(&fs_info->defrag_inodes_lock)->rloc:             0              0           0.00           0.00           0.00              3             25           0.62           1.05          20.44
               &sb->s_type->i_lock_key#1:             0              0           0.00           0.00           0.00            353            760           0.11           4.50         354.08
        &(&journal->j_state_lock)->rlock:             0              0           0.00           0.00           0.00             26            809           0.12          17.26         583.78
                                   key#3:             0              0           0.00           0.00           0.00              9             18           0.13           4.43          13.53
                                   key#3:             0              0           0.00           0.00           0.00             10             14           0.13           7.08          17.45
         &(&journal->j_list_lock)->rlock:             0              0           0.00           0.00           0.00             14            536           0.13          11.93         229.78
                                   key#3:             0              0           0.00           0.00           0.00              5              6           0.14           0.60           2.45
                           clock-AF_UNIX:             0              0           0.00           0.00           0.00              1              6           0.12           0.60           1.78
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00             29            372           0.18        7971.64       19122.32
                       &tty->ldisc_mutex:             0              0           0.00           0.00           0.00              1              2           0.68           0.99           1.67
                             fasync_lock:             0              0           0.00           0.00           0.00              2              3           0.55           0.91           2.07
                        &ei->xattr_sem-R:             0              0           0.00           0.00           0.00              7              8           0.26           0.52           3.21
         &(&futex_queues[i].lock)->rlock:             0              0           0.00           0.00           0.00             20             24           0.13          18.81          83.53
               &sb->s_type->i_lock_key#3:             0              0           0.00           0.00           0.00              7             18           0.13           1.91          14.92
                            init_fs.lock:             0              0           0.00           0.00           0.00             10             27           0.12           0.80           7.41
   &(&(kretprobe_table_locks[i].lock))->:             0              0           0.00           0.00           0.00             18             20           0.31           0.86           9.47
         &(&sbi->s_next_gen_lock)->rlock:             0              0           0.00           0.00           0.00              1              1           0.68           0.68           0.68
           &(&bgl->locks[i].lock)->rlock:             0              0           0.00           0.00           0.00              6              9           0.13           0.66           3.29
                     &ei->truncate_mutex:             0              0           0.00           0.00           0.00              5              8           0.90         122.40         280.03
                                   key#4:             0              0           0.00           0.00           0.00             12            366           0.12           0.74          58.68
                          file_lock_lock:             0              0           0.00           0.00           0.00              2              3           1.15           3.98           7.17
       &(&sbi->s_rsv_window_lock)->rlock:             0              0           0.00           0.00           0.00              1              3           0.15           0.98           1.93
                     edac_pci_ctls_mutex:             0              0           0.00           0.00           0.00             80            733           1.51          11.44        3438.86
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              4           0.31           0.61           1.73
                    &(&ifa->lock)->rlock:             0              0           0.00           0.00           0.00              0             22           0.13           0.44           4.13
                         &tb->tb6_lock-W:             0              0           0.00           0.00           0.00              0             71           0.16          75.73         649.98
                         &tb->tb6_lock-R:             0              0           0.00           0.00           0.00              0             33           0.27           2.34          32.91
                      fib6_walker_lock-W:             0              0           0.00           0.00           0.00              0            100           0.12           0.89          20.99
                      fib6_walker_lock-R:             0              0           0.00           0.00           0.00              0             18           0.14           1.45          10.53
                           slock-AF_INET:             0              0           0.00           0.00           0.00              0              6           0.15           0.55           1.74
                           clock-AF_INET:             0              0           0.00           0.00           0.00              0              6           0.13           0.47           1.46
           &sig->threadgroup_fork_lock-R:             0              0           0.00           0.00           0.00              3              4          11.09          23.00          68.41
       &(&futex_queues[i].lock)->rlock/1:             0              0           0.00           0.00           0.00              3              3           0.42           6.51           7.53
          &(&table->hash[i].lock)->rlock:             0              0           0.00           0.00           0.00              0            484           0.13           0.58         126.04
             &(&rt_hash_locks[i])->rlock:             0              0           0.00           0.00           0.00              0            120           0.50          66.94         174.46
                            s_active#3-R:             0              0           0.00           0.00           0.00              0           7200           0.55          60.54        5875.89
                            s_active#4-R:             0              0           0.00           0.00           0.00              0          14400           0.50          72.23       12653.68
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           7050           0.35           1.55        5318.09
                          tty_ldisc_lock:             0              0           0.00           0.00           0.00              1              2           0.34           1.04           1.38
                            events_nrt-R:             0              0           0.00           0.00           0.00              0             75        2104.36        2412.13      159550.72
       &(&journal->j_revoke_lock)->rlock:             0              0           0.00           0.00           0.00              4             10           0.19           0.85           4.99
                &journal->j_commit_timer:             0              0           0.00           0.00           0.00              0             10           0.08          13.95          39.50
                                   key#5:             0              0           0.00           0.00           0.00              2              3           0.30          11.04          11.87
                 &dev->mode_config.mutex:             0              0           0.00           0.00           0.00              0             75        2101.26        2407.90      159075.35
             &dev->mode_config.idr_mutex:             0              0           0.00           0.00           0.00              0             75           0.76           7.78         151.70
                     &sbi->s_orphan_lock:             0              0           0.00           0.00           0.00              2              2           3.13          11.81          14.94
      &(&intf->waiting_msgs_lock)->rlock:             0              0           0.00           0.00           0.00              0            753           0.16           2.80         450.18
                             &ipmi_timer:             0              0           0.00           0.00           0.00              0            753           4.40          33.99        8707.75
               &(&intf->seq_lock)->rlock:             0              0           0.00           0.00           0.00              0            753           0.39           8.76        1928.53
                    &(&pci->work)->timer:             0              0           0.00           0.00           0.00              0            733           2.05          65.78       10954.75
                           edac-poller-R:             0              0           0.00           0.00           0.00              0            733           2.36          15.57        4829.61
                   (&(&pci->work)->work):             0              0           0.00           0.00           0.00              0            733           2.07          14.52        4422.10
                 &(&bp->phy_lock)->rlock:             0              0           0.00           0.00           0.00              0            764           0.62          20.73        4569.72
          &(&dev->tx_global_lock)->rlock:             0              0           0.00           0.00           0.00              0            151           6.55          26.63        2051.79
                           _xmit_ETHER#2:             0              0           0.00           0.00           0.00              0           1209           0.12           3.02         393.85
                 &(&list->lock)->rlock#2:             0              0           0.00           0.00           0.00              0           1210           0.11          10.12         766.38
                             &vha->timer:             0              0           0.00           0.00           0.00              0          13545           1.81         202.56       91962.55
                   &rcu_bh_state.fqslock:             0              0           0.00           0.00           0.00              0            127           0.28          34.55        1690.99
                              &n->lock-W:             0              0           0.00           0.00           0.00              1            240           0.14           2.74         143.10
                              &n->lock-R:             0              0           0.00           0.00           0.00              0             20           0.20           1.90          10.78
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            584           0.33           1.42         451.78
                              jbd_handle:             0              0           0.00           0.00           0.00              0            366           2.10         246.08        2554.88
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            306           0.52           1.27         234.10
                              &bp->timer:             0              0           0.00           0.00           0.00              0            753           6.29          43.13       11323.03
                 &(&list->lock)->rlock#4:             0              0           0.00           0.00           0.00              1             20           0.13           0.22           3.04
                          icmp6_dst_lock:             0              0           0.00           0.00           0.00              0             25           0.41           1.56          26.66
                       &wb->wakeup_timer:             0              0           0.00           0.00           0.00              0              4           7.03          13.04          38.97
                 &(&bdi->wb_lock)->rlock:             0              0           0.00           0.00           0.00            350            720           0.12          13.25        2069.33
          &(&(&n->ha_lock)->lock)->rlock:             0              0           0.00           0.00           0.00              0              8           0.14           0.19           1.24
   &(&transaction->t_handle_lock)->rlock:             0              0           0.00           0.00           0.00             11            738           0.12           2.33         238.41
                    &dev->watchdog_timer:             0              0           0.00           0.00           0.00              0            151           7.09          30.40        2292.65
   (&(&dev->mode_config.output_poll_work:             0              0           0.00           0.00           0.00              0             75        2103.96        2411.42      159399.69
                 &(&tbl->gc_work)->timer:             0              0           0.00           0.00           0.00              0            100           0.69          57.09        1608.82
                (&(&tbl->gc_work)->work):             0              0           0.00           0.00           0.00              0            100           5.19          55.27        1474.67
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              9           0.26         178.76         411.57
                                   key#5:             0              0           0.00           0.00           0.00              3              4           0.43           1.58           2.92
                &net->ipv6.ip6_fib_timer:             0              0           0.00           0.00           0.00              0             25          20.56         106.16         987.37
                            fib6_gc_lock:             0              0           0.00           0.00           0.00              0             25          18.00         102.03         909.73
               &s->s_dquot.dqonoff_mutex:             0              0           0.00           0.00           0.00              1              6           0.20           2.31           8.40
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              8           0.24           0.65           3.11
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              4           0.25           0.64           1.43
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              4             16           0.19           0.60           4.82
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              4           0.25           0.41           1.19
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              4           0.22           0.63           1.97
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              4           0.41           0.49           1.81
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              1              4           0.41           0.50           1.77
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              1              4           0.38           0.62           1.82
                                   key#6:             0              0           0.00           0.00           0.00            324            486           0.14          11.32         931.78
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              1              4           0.38           0.47           1.64
                                   key#6:             0              0           0.00           0.00           0.00            552          15110           0.12          30.73       20227.48
                    &in_dev->mr_gq_timer:             0              0           0.00           0.00           0.00              0             13           2.11           4.04          36.86
                                       t:             0              0           0.00           0.00           0.00              0             96           3.92          28.40        1168.16
                        &f->secret_timer:             0              0           0.00           0.00           0.00              0              2           9.57          31.24          40.81
                                &f->lock:             0              0           0.00           0.00           0.00              0              2           8.28          26.75          35.03
                          &fc->rnd_timer:             0              0           0.00           0.00           0.00              0              1          32.10          32.10          32.10
                              &rif_timer:             0              0           0.00           0.00           0.00              0              2           1.48           8.10           9.58
                                rif_lock:             0              0           0.00           0.00           0.00              0              2           0.41           2.05           2.47
                     &(&pl->lock)->rlock:             0              0           0.00           0.00           0.00             30             34           0.17           0.45           9.30
                   &(&pl->lock)->rlock#2:             0              0           0.00           0.00           0.00              3              3           0.86           1.35           3.42
                 swapper_space.tree_lock:             0              0           0.00           0.00           0.00            152            567           0.17           6.27         627.29
                             mmlist_lock:             0              0           0.00           0.00           0.00              6              6           0.33           1.17           4.18
                         swap_token_lock:             0              0           0.00           0.00           0.00              0              2           0.33           0.81           1.14
          &fs_devices->device_list_mutex:             0              0           0.00           0.00           0.00             19             25         136.08        1707.79        9392.50
                           binfmt_lock-R:             0              0           0.00           0.00           0.00              6             15           0.14           0.85           7.55
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              7          27.13         959.39        1738.71
                                   key#8:             0              0           0.00           0.00           0.00        5489235       17368566           0.00         284.89     2510411.26
                                      -W:             0              0           0.00           0.00           0.00            570           5714           0.12          12.48        2220.37
                                      -R:             0              0           0.00           0.00           0.00            464           1963           0.14           9.11        1014.73
                                    #2-W:             0              0           0.00           0.00           0.00              5            280           0.15           6.45         120.11
                                    #2-R:             0              0           0.00           0.00           0.00             14            121           0.14           1.06          29.58
                    &found->groups_sem-W:             0              0           0.00           0.00           0.00            570            947           0.12           7.57         314.07
                    &found->groups_sem-R:             0              0           0.00           0.00           0.00         594123        6391698           0.11         337.16    74055865.68
                       &tty->output_lock:             0              0           0.00           0.00           0.00              1              2           6.87           7.38          14.25
                  &(&cache->lock)->rlock:             0              0           0.00           0.00           0.00            648          21557           0.11           5.63        5030.74
       &fs_info->durable_block_rsv_mutex:             0              0           0.00           0.00           0.00             12             25           3.33          18.31         167.42
                 &fs_info->cleaner_mutex:             0              0           0.00           0.00           0.00              0             25           2.51           4.49          84.84
     &fs_info->transaction_kthread_mutex:             0              0           0.00           0.00           0.00             12             25           8.62     6272109.68    28590569.53
   &(&fs_info->fs_roots_radix_lock)->rlo:             0              0           0.00           0.00           0.00             50             75           0.14           7.77         221.07
                              rtnl_mutex:             0              0           0.00           0.00           0.00              1              6           1.19           3.28          14.60
                              xtime_lock:             0              0           0.00           0.00           0.00              0          75247           0.00          43.75      706594.62
             &(&root->inode_lock)->rlock:             0              0           0.00           0.00           0.00              2           3084           0.13           8.34        4283.09
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              8           2046           1.08   175308357.93   519100317.89
      &fs_info->ordered_operations_mutex:             0              0           0.00           0.00           0.00             15         112634           0.39          76.68      129735.70
       &(&cur_trans->commit_lock)->rlock:             0              0           0.00           0.00           0.00             25             25           0.28           0.88          10.48
                                   key#8:             0              0           0.00           0.00           0.00             15             25           0.13           0.43           6.58
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00              3              4           0.56           7.30          13.71
                    &fs_info->scrub_lock:             0              0           0.00           0.00           0.00             15             25           0.46           0.75          14.16
                &fs_info->tree_log_mutex:             0              0           0.00           0.00           0.00             15             25        3822.55     2846680.09    19025206.73
            &sb->s_type->i_mutex_key#1/1:             0              0           0.00           0.00           0.00              1              1          16.23          16.23          16.23
           &fs_info->extent_commit_sem-W:             0              0           0.00           0.00           0.00             16             51           0.25           1.10          33.32
           &fs_info->extent_commit_sem-R:             0              0           0.00           0.00           0.00              1              1          17.24          17.24          17.24
                     &caching_ctl->mutex:             0              0           0.00           0.00           0.00              1              1          24.44          24.44          24.44
                                   key#8:             0              0           0.00           0.00           0.00              2              4           0.13           6.56           7.61
                        &head_ref->mutex:             0              0           0.00           0.00           0.00              0        8596988           0.10       59096.62   222098579.99
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              1              4           0.25           0.73           1.49
                                   key#9:             0              0           0.00           0.00           0.00             25             25           0.23           0.82          11.41
                                   key#9:             0              0           0.00           0.00           0.00             12             25           0.12           0.96           5.37
                                    #6-W:             0              0           0.00           0.00           0.00             60           3793           0.11          13.93         807.51
                                    #6-R:             0              0           0.00           0.00           0.00           8513          46855           0.11          92.52       35921.25
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00           1775       39450626           0.16    11068737.09   476965947.74
            &sb->s_type->i_mutex_key#1/1:             0              0           0.00           0.00           0.00              0              8           0.94         133.85         184.59
                   &root->objectid_mutex:             0              0           0.00           0.00           0.00              2           1027           0.17           3.08         569.90
               &(&dentry->d_lock)->rlock:             0              0           0.00           0.00           0.00           3120         431352           0.09         133.61       81245.04
                                    #1-W:             0              0           0.00           0.00           0.00             14           5284           0.15          22.62        4872.06
                                    #1-R:             0              0           0.00           0.00           0.00            457          50648           0.14          99.63       71205.31
                                    #1-W:             0              0           0.00           0.00           0.00             14           8053           0.15          94.62        8362.37
                                    #1-R:             0              0           0.00           0.00           0.00            459           8864           0.14          74.37        7963.27
                    &(&u->lock)->rlock/1:             0              0           0.00           0.00           0.00              0              2           0.77           0.92           1.69
                  &root->fs_commit_mutex:             0              0           0.00           0.00           0.00             15             25           1.36           2.22          41.15
                                   key#9:             0              0           0.00           0.00           0.00        5407033        5422895           0.00         215.45     1009086.54
                      &sync_supers_timer:             0              0           0.00           0.00           0.00              0            125           6.62          24.28        1738.91
                                   key#9:             0              0           0.00           0.00           0.00              5            142           0.49           0.95          98.84
                                   key#3:             0              0           0.00           0.00           0.00           1341           3190           0.12          12.97        7245.96
                             &eb->lock-W:             0              0           0.00           0.00           0.00            208           3848           0.14           0.96         821.79
                             &eb->lock-R:             0              0           0.00           0.00           0.00             81            427           0.13           5.52         355.84
                      inode_sb_list_lock:             0              0           0.00           0.00           0.00             64          16464           0.12         132.38        5260.21
                  &nonblocking_pool.lock:             0              0           0.00           0.00           0.00              8           2294           0.13           3.21         633.21
