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
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

                   &(&tree->lock)->rlock:         86189          92185           0.20         432.60      237697.80         455698        2539014           0.08         277.02     1035821.20
                   ---------------------
                   &(&tree->lock)->rlock          28147          [<ffffffff8132699f>] __set_extent_bit+0x6f/0x4f0
                   &(&tree->lock)->rlock          21947          [<ffffffff81326eaa>] clear_extent_bit+0x8a/0x3e0
                   &(&tree->lock)->rlock           7721          [<ffffffff81328439>] test_range_bit+0x39/0x180
                   &(&tree->lock)->rlock           8099          [<ffffffff813281a5>] set_state_private+0x25/0xd0
                   ---------------------
                   &(&tree->lock)->rlock          29494          [<ffffffff8132699f>] __set_extent_bit+0x6f/0x4f0
                   &(&tree->lock)->rlock           6460          [<ffffffff813281a5>] set_state_private+0x25/0xd0
                   &(&tree->lock)->rlock          20293          [<ffffffff81328bef>] end_bio_extent_readpage+0xef/0x950
                   &(&tree->lock)->rlock          28340          [<ffffffff81326eaa>] clear_extent_bit+0x8a/0x3e0

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

                        rcu_node_level_1:          3320           3379           0.24          27.58        9777.59          15982          43855           0.08           7.31       22323.82
                        ----------------
                        rcu_node_level_1           3291          [<ffffffff810c6cb1>] rcu_process_callbacks+0x391/0x530
                        rcu_node_level_1             66          [<ffffffff810c54f7>] rcu_start_gp+0x157/0x310
                        rcu_node_level_1             20          [<ffffffff810c5928>] force_qs_rnp+0x68/0x190
                        rcu_node_level_1              2          [<ffffffff810c580c>] rcu_report_qs_rnp+0x15c/0x210
                        ----------------
                        rcu_node_level_1            167          [<ffffffff810c54f7>] rcu_start_gp+0x157/0x310
                        rcu_node_level_1           3056          [<ffffffff810c6cb1>] rcu_process_callbacks+0x391/0x530
                        rcu_node_level_1            122          [<ffffffff810c580c>] rcu_report_qs_rnp+0x15c/0x210
                        rcu_node_level_1             34          [<ffffffff810c5928>] force_qs_rnp+0x68/0x190

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

                      &(&h->lock)->rlock:          1273           1281           0.31          36.93        3992.05         461229         937415           0.15         223.02     2152191.66
                      ------------------
                      &(&h->lock)->rlock            392          [<ffffffff81392a46>] blk_end_bidi_request+0x46/0x80
                      &(&h->lock)->rlock            257          [<ffffffffa0004cd2>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock            124          [<ffffffff81394bdc>] blk_queue_bio+0x20c/0x3b0
                      &(&h->lock)->rlock            194          [<ffffffffa0003237>] cciss_softirq_done+0x1a7/0x2e0 [cciss]
                      ------------------
                      &(&h->lock)->rlock            605          [<ffffffffa0004cd2>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock            112          [<ffffffffa0003237>] cciss_softirq_done+0x1a7/0x2e0 [cciss]
                      &(&h->lock)->rlock            318          [<ffffffff81392a46>] blk_end_bidi_request+0x46/0x80
                      &(&h->lock)->rlock             49          [<ffffffff81394bdc>] blk_queue_bio+0x20c/0x3b0

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

                                &q->lock:           300            342           0.43           3.00         379.96         314504         315005           0.10         219.47      353455.28
                                --------
                                &q->lock             65          [<ffffffff81099697>] generic_smp_call_function_single_interrupt+0x57/0x120
                                &q->lock            277          [<ffffffff81098d68>] generic_exec_single+0x48/0xb0
                                --------
                                &q->lock            136          [<ffffffff81098d68>] generic_exec_single+0x48/0xb0
                                &q->lock            206          [<ffffffff81099697>] generic_smp_call_function_single_interrupt+0x57/0x120

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

                 &(&worker->lock)->rlock:           137            137           0.32           7.77         354.84         145469         775627           0.10         218.01      734580.85
                 -----------------------
                 &(&worker->lock)->rlock            109          [<ffffffff81337655>] btrfs_queue_worker+0x185/0x330
                 &(&worker->lock)->rlock              5          [<ffffffff81337c9a>] worker_loop+0x49a/0x5a0
                 &(&worker->lock)->rlock             21          [<ffffffff813379b7>] worker_loop+0x1b7/0x5a0
                 &(&worker->lock)->rlock              2          [<ffffffff8133791f>] worker_loop+0x11f/0x5a0
                 -----------------------
                 &(&worker->lock)->rlock            114          [<ffffffff81337655>] btrfs_queue_worker+0x185/0x330
                 &(&worker->lock)->rlock             19          [<ffffffff813379b7>] worker_loop+0x1b7/0x5a0
                 &(&worker->lock)->rlock              2          [<ffffffff8133791f>] worker_loop+0x11f/0x5a0
                 &(&worker->lock)->rlock              2          [<ffffffff81337c9a>] worker_loop+0x49a/0x5a0

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

                               &rq->lock:           111            111           0.34          34.07         528.64         298530        3498526           0.07         261.86     3105861.35
                               ---------
                               &rq->lock             58          [<ffffffff8107b6ac>] load_balance+0x55c/0x820
                               &rq->lock             39          [<ffffffff8169682e>] __schedule+0xbe/0x7c0
                               &rq->lock              7          [<ffffffff81073ce1>] scheduler_tick+0x41/0x1a0
                               &rq->lock              6          [<ffffffff810749ff>] try_to_wake_up+0x1af/0x300
                               ---------
                               &rq->lock             58          [<ffffffff8107b6ac>] load_balance+0x55c/0x820
                               &rq->lock             10          [<ffffffff8169682e>] __schedule+0xbe/0x7c0
                               &rq->lock             12          [<ffffffff810749ff>] try_to_wake_up+0x1af/0x300
                               &rq->lock             28          [<ffffffff8107b4af>] load_balance+0x35f/0x820

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

                                pci_lock:            90             90           1.51           8.21         429.96           2787           5437           1.25         246.50       23453.35
                                --------
                                pci_lock             90          [<ffffffff813d2f82>] pci_bus_read_config_word+0x42/0x90
                                --------
                                pci_lock             90          [<ffffffff813d2f82>] pci_bus_read_config_word+0x42/0x90

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

                        &input_pool.lock:            51             51           0.50           1.19          40.08         122762         130856           0.17           6.86      101356.89
                        ----------------
                        &input_pool.lock             51          [<ffffffff81465fa9>] mix_pool_bytes.clone.7+0x49/0xb0
                        ----------------
                        &input_pool.lock             51          [<ffffffff81465fa9>] mix_pool_bytes.clone.7+0x49/0xb0

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

                             &rq->lock/1:            37             37           0.32          21.20         176.94            149            388           0.08           9.71         547.07
                             -----------
                             &rq->lock/1             37          [<ffffffff8107b4af>] load_balance+0x35f/0x820
                             -----------
                             &rq->lock/1             11          [<ffffffff8107b6ac>] load_balance+0x55c/0x820
                             &rq->lock/1             18          [<ffffffff8169682e>] __schedule+0xbe/0x7c0
                             &rq->lock/1              8          [<ffffffff8107b4af>] load_balance+0x35f/0x820

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

                        rcu_node_level_0:            29             29           0.44           6.02          47.04           1227           2835           0.11           6.63        1571.69
                        ----------------
                        rcu_node_level_0             11          [<ffffffff810c6c48>] rcu_process_callbacks+0x328/0x530
                        rcu_node_level_0             12          [<ffffffff810c570f>] rcu_report_qs_rnp+0x5f/0x210
                        rcu_node_level_0              4          [<ffffffff810c54f7>] rcu_start_gp+0x157/0x310
                        rcu_node_level_0              2          [<ffffffff810c650f>] force_quiescent_state+0x18f/0x2f0
                        ----------------
                        rcu_node_level_0             15          [<ffffffff810c6c48>] rcu_process_callbacks+0x328/0x530
                        rcu_node_level_0             11          [<ffffffff810c570f>] rcu_report_qs_rnp+0x5f/0x210
                        rcu_node_level_0              3          [<ffffffff810c6468>] force_quiescent_state+0xe8/0x2f0

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

            &(&bp->indirect_lock)->rlock:            23             24           1.30           5.80          79.65            531           1188           0.12          43.19        1586.30
            ----------------------------
            &(&bp->indirect_lock)->rlock             11          [<ffffffffa02f9a1e>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]
            &(&bp->indirect_lock)->rlock             13          [<ffffffffa02fc498>] bnx2_send_heart_beat+0x28/0x70 [bnx2]
            ----------------------------
            &(&bp->indirect_lock)->rlock             11          [<ffffffffa02f9a1e>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]
            &(&bp->indirect_lock)->rlock             13          [<ffffffffa02fc498>] bnx2_send_heart_beat+0x28/0x70 [bnx2]

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

                   &(&base->lock)->rlock:            14             14           0.55           3.93          25.57         284561        1961372           0.11         242.73      995704.06
                   ---------------------
                   &(&base->lock)->rlock              7          [<ffffffff8104e4a4>] run_timer_softirq+0x44/0x3f0
                   &(&base->lock)->rlock              4          [<ffffffff8104e8fb>] add_timer_on+0x5b/0xf0
                   &(&base->lock)->rlock              3          [<ffffffff8104dafb>] lock_timer_base.clone.28+0x3b/0x70
                   ---------------------
                   &(&base->lock)->rlock              7          [<ffffffff8104e8fb>] add_timer_on+0x5b/0xf0
                   &(&base->lock)->rlock              6          [<ffffffff8104e4a4>] run_timer_softirq+0x44/0x3f0
                   &(&base->lock)->rlock              1          [<ffffffff8104dafb>] lock_timer_base.clone.28+0x3b/0x70

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

                &(&workers->lock)->rlock:             8              8           0.41           1.20           6.30         142532         158658           0.11           6.27      108008.00
                ------------------------
                &(&workers->lock)->rlock              3          [<ffffffff81337ba9>] worker_loop+0x3a9/0x5a0
                &(&workers->lock)->rlock              4          [<ffffffff81337520>] btrfs_queue_worker+0x50/0x330
                &(&workers->lock)->rlock              1          [<ffffffff81337761>] btrfs_queue_worker+0x291/0x330
                ------------------------
                &(&workers->lock)->rlock              8          [<ffffffff81337520>] btrfs_queue_worker+0x50/0x330

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

                         tasklist_lock-W:             4              4           1.66          11.80          22.41             26             64           0.24          13.76         215.50
                         tasklist_lock-R:             0              0           0.00           0.00           0.00             26            353           0.13           7.24         356.08
                         ---------------
                           tasklist_lock              1          [<ffffffff81043ab8>] do_exit+0x4a8/0x940
                           tasklist_lock              2          [<ffffffff81041f7a>] release_task+0x7a/0x4e0
                           tasklist_lock              1          [<ffffffff81043813>] do_exit+0x203/0x940
                         ---------------
                           tasklist_lock              3          [<ffffffff81043ab8>] do_exit+0x4a8/0x940
                           tasklist_lock              1          [<ffffffff81041f7a>] release_task+0x7a/0x4e0

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

                   &(&zone->lock)->rlock:             3              3           0.63           2.08           3.71           6881          17215           0.12          26.73       29048.41
                   ---------------------
                   &(&zone->lock)->rlock              3          [<ffffffff81102c05>] __free_pages_ok+0xb5/0x4e0
                   ---------------------
                   &(&zone->lock)->rlock              3          [<ffffffff81102c05>] __free_pages_ok+0xb5/0x4e0

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

                    zone->wait_table + i:             1              1           1.72           1.72           1.72          78021         297709           0.12         214.41      677150.38
                    --------------------
                    zone->wait_table + i              1          [<ffffffff8106e892>] __wake_up+0x32/0x70
                    --------------------
                    zone->wait_table + i              1          [<ffffffff8106e892>] __wake_up+0x32/0x70

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

                 &(&n->list_lock)->rlock:             1              1           0.67           0.67           0.67            780           1678           0.12           4.28        1099.60
                 -----------------------
                 &(&n->list_lock)->rlock              1          [<ffffffff81140618>] __slab_free+0xc8/0x330
                 -----------------------
                 &(&n->list_lock)->rlock              1          [<ffffffff81140618>] __slab_free+0xc8/0x330

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

          &(&workers->order_lock)->rlock:             1              1           0.81           0.81           0.81             60            192           0.10           5.45          58.70
          ------------------------------
          &(&workers->order_lock)->rlock              1          [<ffffffff8133771f>] btrfs_queue_worker+0x24f/0x330
          ------------------------------
          &(&workers->order_lock)->rlock              1          [<ffffffff81336eac>] run_ordered_completions+0x4c/0x110

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

        &(&journal->j_state_lock)->rlock:             1              1           1.33           1.33           1.33             18            772           0.11          23.53         462.61
        --------------------------------
        &(&journal->j_state_lock)->rlock              1          [<ffffffff8123797c>] journal_commit_transaction+0x8c/0x13f0
        --------------------------------
        &(&journal->j_state_lock)->rlock              1          [<ffffffff8123c568>] log_wait_commit+0x28/0x150

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

                                pgd_lock:             0              0           0.00           0.00           0.00             14             21           0.17           3.36          21.76
              &rcu_sched_state.onofflock:             0              0           0.00           0.00           0.00            166            285           3.96          25.27        2307.34
                    &irq_desc_lock_class:             0              0           0.00           0.00           0.00            133         318870           0.10         277.19      285054.67
                  random_write_wait.lock:             0              0           0.00           0.00           0.00              2              6           0.17           0.93           2.55
                           vmlist_lock-R:             0              0           0.00           0.00           0.00              0              2           2.82          14.71          17.54
                          &port_lock_key:             0              0           0.00           0.00           0.00              3             13           0.12          21.28          79.24
                             &p->pi_lock:             0              0           0.00           0.00           0.00         289745         348446           0.10         217.01     1146074.06
                           watchdog_lock:             0              0           0.00           0.00           0.00            605            605           3.65          21.35        4348.29
                   &(&gcwq->lock)->rlock:             0              0           0.00           0.00           0.00              6          44645           0.19          24.26      131565.91
                              xtime_lock:             0              0           0.00           0.00           0.00              0          30226           5.29         254.10      378350.86
                     file_systems_lock-R:             0              0           0.00           0.00           0.00              1              1          14.00          14.00          14.00
                                 sb_lock:             0              0           0.00           0.00           0.00             18            164           0.11           1.44          49.29
                             sysfs_mutex:             0              0           0.00           0.00           0.00              2          60030           0.15          13.13       11421.44
                         inode_hash_lock:             0              0           0.00           0.00           0.00            341          13670           0.11          45.22        6270.64
               &sb->s_type->i_lock_key#3:             0              0           0.00           0.00           0.00             57            223           0.10           1.40          61.98
                            init_fs.lock:             0              0           0.00           0.00           0.00              7             14           0.12           1.02           6.93
               &sb->s_type->i_lock_key#4:             0              0           0.00           0.00           0.00              2          29670           0.08           1.10        4668.30
                        proc_subdir_lock:             0              0           0.00           0.00           0.00              5           2555           0.14          12.47        1281.44
                             sysctl_lock:             0              0           0.00           0.00           0.00              0             22           0.11           0.37           3.60
                             pidmap_lock:             0              0           0.00           0.00           0.00             24             33           0.27           1.26          24.04
                &(&p->alloc_lock)->rlock:             0              0           0.00           0.00           0.00             25            154           0.10           6.60         118.00
             &(&sighand->siglock)->rlock:             0              0           0.00           0.00           0.00             48            181           0.10          11.62         187.65
                     kthread_create_lock:             0              0           0.00           0.00           0.00             18             27           0.11           1.28          14.86
                                &x->wait:             0              0           0.00           0.00           0.00             20             32           0.13          11.14          66.91
              &sb->s_type->i_mutex_key#4:             0              0           0.00           0.00           0.00              4              6           2.16           8.47          27.11
                &(&stopper->lock)->rlock:             0              0           0.00           0.00           0.00              0             15           0.12           2.38          11.70
              &(&newf->file_lock)->rlock:             0              0           0.00           0.00           0.00            420          42333           0.11           1.71        5822.68
                              &x->wait#2:             0              0           0.00           0.00           0.00              5             10           0.14           0.95           4.58
                        &namespace_sem-R:             0              0           0.00           0.00           0.00              0              3           0.21          66.94          98.29
                     &(&fs->lock)->rlock:             0              0           0.00           0.00           0.00            422          16472           0.12          78.57       13009.03
                           binfmt_lock-R:             0              0           0.00           0.00           0.00              2             11           0.13           0.87           4.24
                              rtnl_mutex:             0              0           0.00           0.00           0.00              0              3           0.91           6.80           9.22
                          tty_ldisc_lock:             0              0           0.00           0.00           0.00              0              1           0.46           0.46           0.46
               &sb->s_type->i_lock_key#8:             0              0           0.00           0.00           0.00              0             49           0.09           0.89          11.32
                         nl_table_lock-R:             0              0           0.00           0.00           0.00              0             29           0.11           0.57           4.68
                      nl_table_wait.lock:             0              0           0.00           0.00           0.00              0             29           0.11           0.25           4.49
                      call_function.lock:             0              0           0.00           0.00           0.00              7              8           0.33           3.15          12.22
                               balancing:             0              0           0.00           0.00           0.00              0         396714           0.07         256.01      331255.07
                                bdi_lock:             0              0           0.00           0.00           0.00              1              1          34.27          34.27          34.27
                         pci_config_lock:             0              0           0.00           0.00           0.00           2787           5437           1.03         243.55        9823.49
                                  &timer:             0              0           0.00           0.00           0.00              0         308248           0.07          13.91       25002.01
                            sb_writers-R:             0              0           0.00           0.00           0.00              0              6           3.56          10.75          35.66
                                events-R:             0              0           0.00           0.00           0.00              0          14552           2.74          89.77       81642.05
                         &cpu_base->lock:             0              0           0.00           0.00           0.00             20        2904257           0.13         265.58    13818693.94
               &sb->s_type->i_lock_key#9:             0              0           0.00           0.00           0.00              4             49           0.09           1.01          14.29
                               bdev_lock:             0              0           0.00           0.00           0.00              0              2           3.78          19.53          23.30
                &type->i_mutex_dir_key#2:             0              0           0.00           0.00           0.00              0             92           0.64          67.04         990.04
                               tty_mutex:             0              0           0.00           0.00           0.00              0              6           0.70           3.91           9.12
                              &tbl->lock:             0              0           0.00           0.00           0.00              0            375           0.11          15.65         245.37
        &(&mapping->private_lock)->rlock:             0              0           0.00           0.00           0.00           2082           5995           0.11           2.22        1963.53
                          files_lglock-R:             0              0           0.00           0.00           0.00              0          20118           0.08           1.62        1927.10
                  &mapping->i_mmap_mutex:             0              0           0.00           0.00           0.00            106            564           0.15           4.64         282.62
                   &fsnotify_mark_srcu-R:             0              0           0.00           0.00           0.00              0            528           0.07           0.50          47.51
           &(&mapping->tree_lock)->rlock:             0              0           0.00           0.00           0.00         141566         368955           0.10           8.00      115940.40
               &(&zone->lru_lock)->rlock:             0              0           0.00           0.00           0.00          11326          38388           0.12          12.69       25824.44
                &rcu_sched_state.fqslock:             0              0           0.00           0.00           0.00              0            272           0.79          15.57        1979.71
                     &sig->group_rwsem-R:             0              0           0.00           0.00           0.00             18             19           0.26          20.19          75.78
                         rcu_read_lock-R:             0              0           0.00           0.00           0.00              0       10040807           0.07         287.27    19690378.13
                        &vfsmount_lock-R:             0              0           0.00           0.00           0.00              0         134572           0.08          79.13       36984.20
               &(&dentry->d_lock)->rlock:             0              0           0.00           0.00           0.00           3071         336387           0.08         215.52       45576.76
            &(&(&tk->lock)->lock)->rlock:             0              0           0.00           0.00           0.00              0          30226           4.12         250.84      332687.13
        &(kretprobe_table_locks[i].lock):             0              0           0.00           0.00           0.00             14             15           0.15           0.64           6.78
                            &port->mutex:             0              0           0.00           0.00           0.00              0              2           1.47           2.62           4.08
                   &(&uhci->lock)->rlock:             0              0           0.00           0.00           0.00              0           1209           7.43          12.12       11869.00
         &(&ent->pde_unload_lock)->rlock:             0              0           0.00           0.00           0.00              1           6920           0.10           0.66         837.84
                           &ndev->lock-R:             0              0           0.00           0.00           0.00              0             15           0.13           0.84           4.82
                 &(&mc->mca_lock)->rlock:             0              0           0.00           0.00           0.00              0              5           0.19           0.26           1.02
                      rcu_read_lock_bh-R:             0              0           0.00           0.00           0.00              0             59           0.14           3.64          30.10
                    addrconf_verify_lock:             0              0           0.00           0.00           0.00              0              5           2.21           3.20          12.58
                             &vha->timer:             0              0           0.00           0.00           0.00              0           5437           1.72         250.99       44915.12
                               cdev_lock:             0              0           0.00           0.00           0.00              2              4           0.37           1.07           3.31
                           big_tty_mutex:             0              0           0.00           0.00           0.00              0              8           0.11           6.64          18.06
                        &tty->write_wait:             0              0           0.00           0.00           0.00              2              7           0.11           0.71           1.76
                          tty_files_lock:             0              0           0.00           0.00           0.00              0              8           0.12           0.38           1.75
                            &ld->wq_idle:             0              0           0.00           0.00           0.00              0              1           1.70           1.70           1.70
                   &(&port->lock)->rlock:             0              0           0.00           0.00           0.00              0              4           0.12           0.33           0.84
                      &(&i->lock)->rlock:             0              0           0.00           0.00           0.00              0              4          17.59          25.13          85.44
                  &sig->cred_guard_mutex:             0              0           0.00           0.00           0.00              5              5         468.06        7066.47       13221.56
                         &mm->mmap_sem-W:             0              0           0.00           0.00           0.00              9          11118           0.12         773.38       20918.22
                         &mm->mmap_sem-R:             0              0           0.00           0.00           0.00             12           8295           0.14        6926.39       24262.49
          &(&mm->page_table_lock)->rlock:             0              0           0.00           0.00           0.00            101          14858           0.11         173.33        7013.32
                        &anon_vma->mutex:             0              0           0.00           0.00           0.00            234          22338           0.15          20.44        4289.98
                             rename_lock:             0              0           0.00           0.00           0.00              2             29           0.35           3.79          37.87
                         &mm->mmap_sem/1:             0              0           0.00           0.00           0.00              0              4          45.74         771.72        1680.19
        &(&mm->page_table_lock)->rlock/1:             0              0           0.00           0.00           0.00              1            127           0.14         112.62        1211.28
                                     key:             0              0           0.00           0.00           0.00             11             23           0.13           0.65           6.43
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              3              6           0.13           1.10           3.11
                  &type->i_mutex_dir_key:             0              0           0.00           0.00           0.00              5           2525           3.01          24.09       10211.08
                         dcache_lru_lock:             0              0           0.00           0.00           0.00            338           3005           0.11           2.05         522.88
              &sb->s_type->i_mutex_key#6:             0              0           0.00           0.00           0.00              0             33           1.93           5.84         177.15
             &(&dentry->d_lock)->rlock/1:             0              0           0.00           0.00           0.00            407          15270           0.11          77.89        1917.34
                                &p->lock:             0              0           0.00           0.00           0.00              0           1658           0.22         167.26       21138.19
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              3              6           0.13           0.96           3.18
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              3              6           0.13           1.15           3.22
              &sb->s_type->i_mutex_key#7:             0              0           0.00           0.00           0.00             32            215           0.18          13.78         149.97
                             &pipe->wait:             0              0           0.00           0.00           0.00             39           1440           0.11          11.89         257.84
            &sb->s_type->i_mutex_key#7/1:             0              0           0.00           0.00           0.00              2              2           1.46           1.68           3.15
                          sb_writers#3-R:             0              0           0.00           0.00           0.00              0              2           3.99           7.79          11.78
                 &tty->atomic_write_lock:             0              0           0.00           0.00           0.00              0              1          11.42          11.42          11.42
                         unix_table_lock:             0              0           0.00           0.00           0.00              3             14           0.11           0.83           5.09
                            &u->readlock:             0              0           0.00           0.00           0.00              3              3           6.16          12.33          29.17
                  sysfs_open_dirent_lock:             0              0           0.00           0.00           0.00              0          17790           0.11           0.48        2088.33
                          &buffer->mutex:             0              0           0.00           0.00           0.00              0           5930           1.01         215.64       13873.43
                               swap_lock:             0              0           0.00           0.00           0.00              0              2           0.27           0.68           0.95
                               uts_sem-R:             0              0           0.00           0.00           0.00              0              2           0.53           0.98           1.52
                               &wq->wait:             0              0           0.00           0.00           0.00              6              9           0.12          14.98          27.87
                          sb_writers#4-R:             0              0           0.00           0.00           0.00              0              6           0.98           3.60          11.62
                &(&wb->list_lock)->rlock:             0              0           0.00           0.00           0.00             19            118           0.13           7.27         294.27
                    &(&f->f_lock)->rlock:             0              0           0.00           0.00           0.00              0              3           0.32           1.18           2.39
                      &(&u->lock)->rlock:             0              0           0.00           0.00           0.00              3             14           0.12           3.96          17.73
      &af_unix_sk_receive_queue_lock_key:             0              0           0.00           0.00           0.00              6             18           0.11           0.94           5.66
                           &u->peer_wait:             0              0           0.00           0.00           0.00              3              9           0.12           0.83           2.75
                  &(&ioc->lock)->rlock/1:             0              0           0.00           0.00           0.00              4              8           0.15           0.66           3.44
                  &(&ioc->lock)->rlock#2:             0              0           0.00           0.00           0.00              0              8           0.11           0.14           1.02
                          &hcd->rh_timer:             0              0           0.00           0.00           0.00              0           1209           8.18          17.78       15616.18
                   random_read_wait.lock:             0              0           0.00           0.00           0.00           2383           4072           0.11           6.27        1916.07
                      inode_sb_list_lock:             0              0           0.00           0.00           0.00            346           8422           0.11        1551.41        5269.48
                       &wb->wakeup_timer:             0              0           0.00           0.00           0.00              0             13           7.63          16.83         140.64
               &sb->s_type->i_lock_key#1:             0              0           0.00           0.00           0.00            466            883           0.09           1.24         268.59
             &fs_info->tree_mod_seq_wait:             0              0           0.00           0.00           0.00              7              9           0.28           1.50           4.22
            &journal->j_wait_done_commit:             0              0           0.00           0.00           0.00              5              9           0.13           5.06           7.32
                 &journal->j_wait_commit:             0              0           0.00           0.00           0.00              3              8           0.12          10.18          12.64
                           clock-AF_UNIX:             0              0           0.00           0.00           0.00              0              6           0.12           0.45           1.39
                &type->i_mutex_dir_key#3:             0              0           0.00           0.00           0.00              0              4           0.20       11869.09       12296.18
                          &(work)->timer:             0              0           0.00           0.00           0.00              0          14511           0.65          29.48      111353.62
                         (&(work)->work):             0              0           0.00           0.00           0.00              0          14511           2.32          89.27       74739.45
                       &tty->ldisc_mutex:             0              0           0.00           0.00           0.00              0              2           0.36           0.41           0.76
                             fasync_lock:             0              0           0.00           0.00           0.00              0              2           0.45           0.51           0.96
                        &ei->xattr_sem-R:             0              0           0.00           0.00           0.00              2              6           0.18           0.51           1.91
         &(&futex_queues[i].lock)->rlock:             0              0           0.00           0.00           0.00             20             24           0.17          15.41          71.26
                            events_nrt-R:             0              0           0.00           0.00           0.00              0             30        1189.07        1199.70       35757.77
                         &watchdog_timer:             0              0           0.00           0.00           0.00              0            605           4.45          22.83        5118.39
                    &(&u->lock)->rlock/1:             0              0           0.00           0.00           0.00              2              2           0.09           0.11           0.21
                          sb_writers#7-R:             0              0           0.00           0.00           0.00              0            347           4.15         281.64        2858.29
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              3              6           0.13           1.26           3.32
              &type->i_mutex_dir_key#3/1:             0              0           0.00           0.00           0.00              0              1          11.46          11.46          11.46
              &sb->s_type->i_mutex_key#9:             0              0           0.00           0.00           0.00              2              3           1.32           4.25           8.90
                       &tty->output_lock:             0              0           0.00           0.00           0.00              0              2           1.56           5.78           7.34
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              3              9           0.65         544.12        1516.45
               &s->s_dquot.dqonoff_mutex:             0              0           0.00           0.00           0.00              1              4           0.17           1.47           3.14
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00              7            346           3.80         274.68        2443.73
   &(&transaction->t_handle_lock)->rlock:             0              0           0.00           0.00           0.00              8            729           0.11           1.98         210.71
                              jbd_handle:             0              0           0.00           0.00           0.00              0            363           1.95         166.08        1843.88
                     &sbi->s_orphan_lock:             0              0           0.00           0.00           0.00              1              2           2.76           3.20           5.97
         &(&journal->j_list_lock)->rlock:             0              0           0.00           0.00           0.00              9            485           0.12           9.87         154.86
       &(&journal->j_revoke_lock)->rlock:             0              0           0.00           0.00           0.00              3              7           0.22           0.37           2.12
                &journal->j_wait_updates:             0              0           0.00           0.00           0.00              8            363           0.11           0.87          51.33
                     &ei->truncate_mutex:             0              0           0.00           0.00           0.00              4              8           0.55          72.12         108.26
           &(&bgl->locks[i].lock)->rlock:             0              0           0.00           0.00           0.00              3              9           0.12           0.48           2.10
         &(&sbi->s_next_gen_lock)->rlock:             0              0           0.00           0.00           0.00              0              1           0.25           0.25           0.25
                          file_lock_lock:             0              0           0.00           0.00           0.00              0              3           0.83           1.23           3.04
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              3              6           0.13           0.90           2.69
                    &(&ifa->lock)->rlock:             0              0           0.00           0.00           0.00              0             10           0.13           0.27           1.84
                         &tb->tb6_lock-W:             0              0           0.00           0.00           0.00              0             40           0.15          17.42         165.67
                         &tb->tb6_lock-R:             0              0           0.00           0.00           0.00              0              5           1.18           1.61           6.46
                      fib6_walker_lock-W:             0              0           0.00           0.00           0.00              0             40           0.11           1.08          10.53
                      fib6_walker_lock-R:             0              0           0.00           0.00           0.00              0              8           0.14           0.61           2.33
                           slock-AF_INET:             0              0           0.00           0.00           0.00              0              3           0.15           0.89           1.20
                           clock-AF_INET:             0              0           0.00           0.00           0.00              0              3           0.13           0.40           0.66
          &(&table->hash[i].lock)->rlock:             0              0           0.00           0.00           0.00              0             36           0.22           0.55          12.66
                        rt_uncached_lock:             0              0           0.00           0.00           0.00              0             41           0.32           0.55          13.98
       &(&futex_queues[i].lock)->rlock/1:             0              0           0.00           0.00           0.00              3              3           0.10           5.70           5.96
                     edac_pci_ctls_mutex:             0              0           0.00           0.00           0.00              6            300           1.93           4.44         837.96
                                   key#5:             0              0           0.00           0.00           0.00             26             39           0.11           1.91          13.71
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           2880           0.58           1.80        1971.30
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           5760           0.52           1.37        4008.86
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           2820           0.30           1.08        1622.53
                &journal->j_commit_timer:             0              0           0.00           0.00           0.00              0              5           0.08           9.02          13.21
     &journal->j_wait_transaction_locked:             0              0           0.00           0.00           0.00              2              3           0.41           0.45           1.27
                              &x->wait#1:             0              0           0.00           0.00           0.00              1              3           0.32           2.91           3.84
                 &dev->mode_config.mutex:             0              0           0.00           0.00           0.00              0             30        1186.71        1196.33       35684.11
             &dev->mode_config.idr_mutex:             0              0           0.00           0.00           0.00              0             30           0.45           0.91          17.56
                 &(&bp->phy_lock)->rlock:             0              0           0.00           0.00           0.00              0            292           1.74          45.33        1596.42
                             &ipmi_timer:             0              0           0.00           0.00           0.00              0            302           2.74          16.70        1177.84
          &(&dev->tx_global_lock)->rlock:             0              0           0.00           0.00           0.00              0             61           3.85           6.92         286.12
                           _xmit_ETHER#2:             0              0           0.00           0.00           0.00              0            488           0.12           0.17          62.58
                 &(&list->lock)->rlock#2:             0              0           0.00           0.00           0.00              0            488           0.11           1.61         140.95
                              &n->lock-W:             0              0           0.00           0.00           0.00              0             59           0.13           2.07          14.44
                              &n->lock-R:             0              0           0.00           0.00           0.00              0             10           0.17           0.77           3.83
                    &(&pci->work)->timer:             0              0           0.00           0.00           0.00              0            300           5.04          11.76        1909.39
                           edac-poller-R:             0              0           0.00           0.00           0.00              0            300           3.12           7.62        1259.20
                   (&(&pci->work)->work):             0              0           0.00           0.00           0.00              0            300           2.80           6.07        1148.67
      &(&intf->waiting_msgs_lock)->rlock:             0              0           0.00           0.00           0.00              0            302           0.22           0.90          84.10
               &(&intf->seq_lock)->rlock:             0              0           0.00           0.00           0.00              0            302           0.42           1.46         145.54
                              &bp->timer:             0              0           0.00           0.00           0.00              0            302           4.47          20.54        2856.34
                            s_active#6-R:             0              0           0.00           0.00           0.00              0            196           0.35           1.12         132.10
                            s_active#6-R:             0              0           0.00           0.00           0.00              0            102           0.48           1.43          65.89
                            s_active#6-R:             0              0           0.00           0.00           0.00              0            102           0.70           1.35          76.63
                 &(&list->lock)->rlock#4:             0              0           0.00           0.00           0.00              0             10           0.11           0.31           1.47
                          icmp6_dst_lock:             0              0           0.00           0.00           0.00              0             10           0.47           1.13           6.80
                 &(&bdi->wb_lock)->rlock:             0              0           0.00           0.00           0.00             65            131           0.11          11.95         194.48
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              3             10           0.13          96.55         147.20
                                   key#6:             0              0           0.00           0.00           0.00             16             55           0.11          22.83         288.19
                                   key#7:             0              0           0.00           0.00           0.00              8             68           0.11           9.77         286.62
               &journal->j_wait_logspace:             0              0           0.00           0.00           0.00              2              3           0.16           0.91           1.41
          &(&(&n->ha_lock)->lock)->rlock:             0              0           0.00           0.00           0.00              0              3           0.14           0.15           0.44
                 mm/page-writeback.c:144:             0              0           0.00           0.00           0.00              0             65           3.01          14.95         440.17
                    &dev->watchdog_timer:             0              0           0.00           0.00           0.00              0             61           4.19           7.35         306.87
                               &pl->lock:             0              0           0.00           0.00           0.00             12             43           4.45          24.12         318.43
   &(&dev->mode_config.output_poll_work):             0              0           0.00           0.00           0.00              0             30           4.42          13.28         312.96
   (&(&dev->mode_config.output_poll_work:             0              0           0.00           0.00           0.00              0             30        1188.74        1199.40       35748.08
                 &(&tbl->gc_work)->timer:             0              0           0.00           0.00           0.00              0             41           6.88          13.50         450.87
                (&(&tbl->gc_work)->work):             0              0           0.00           0.00           0.00              0             41           4.62          25.04         334.21
                    &in_dev->mr_gq_timer:             0              0           0.00           0.00           0.00              0              6           1.90           2.74          14.35
                &net->ipv6.ip6_fib_timer:             0              0           0.00           0.00           0.00              0             10          15.28          31.56         218.72
                            fib6_gc_lock:             0              0           0.00           0.00           0.00              0             10          14.00          30.30         203.65
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              6             12           0.13           2.19           8.07
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              3              6           0.14           1.10           3.14
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              6             24           0.13           1.10           9.20
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              3              6           0.13           1.17           3.40
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              3              6           0.12           1.20           3.70
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              3              6           0.13           1.20           3.56
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              3              6           0.13           1.08           3.25
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              3              6           0.11           1.13           3.22
                              &x->wait#2:             0              0           0.00           0.00           0.00              8             12           0.15          13.74          30.68
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              1              6           0.13           1.45           3.05
                     &sig->wait_chldexit:             0              0           0.00           0.00           0.00             16            644           0.11           4.46         113.20
                                       t:             0              0           0.00           0.00           0.00              0             48           2.48          15.76         384.08
   &(&fs_info->delayed_iput_lock)->rlock:             0              0           0.00           0.00           0.00              3             17           0.13           0.62           5.58
          &fs_devices->device_list_mutex:             0              0           0.00           0.00           0.00             14             22           0.62         148.80        1142.26
   &(&fs_info->fs_roots_radix_lock)->rlo:             0              0           0.00           0.00           0.00             19             28           0.15           4.74          71.88
               &sb->s_type->i_lock_key#1:             0              0           0.00           0.00           0.00           4977          24309           0.10          44.73        5307.62
     &fs_info->transaction_kthread_mutex:             0              0           0.00           0.00           0.00              6             15           5.50      155806.41      602446.10
                   &fs_info->chunk_mutex:             0              0           0.00           0.00           0.00              0              1         401.14         401.14         401.14
            &(&tree->buffer_lock)->rlock:             0              0           0.00           0.00           0.00           2062           5928           0.12           5.42        3833.25
                &(&eb->refs_lock)->rlock:             0              0           0.00           0.00           0.00         510965        1153516           0.11         215.70      245186.78
                           &tree->lock-W:             0              0           0.00           0.00           0.00              0            115           0.40           1.06          74.05
                           &tree->lock-R:             0              0           0.00           0.00           0.00         289432         728185           0.12         269.82      334344.73
                &child->perf_event_mutex:             0              0           0.00           0.00           0.00             14             15           0.31           1.19          10.18
                      &(&t->lock)->rlock:             0              0           0.00           0.00           0.00         141491         722791           0.11           5.92      139133.75
                              &state->wq:             0              0           0.00           0.00           0.00          42028         363789           0.11           1.85       50463.35
                         btrfs-root-00-W:             0              0           0.00           0.00           0.00              0             77           0.14           3.81          24.93
                         btrfs-root-00-R:             0              0           0.00           0.00           0.00              7             56           0.10           0.62          10.81
                          btrfs-dev-00-R:             0              0           0.00           0.00           0.00              0              2           0.32           0.42           0.75
                         btrfs-extent-00:             0              0           0.00           0.00           0.00            373           3039           0.13          47.34        2597.27
               &(&ctl->tree_lock)->rlock:             0              0           0.00           0.00           0.00            164           1005           0.10          28.76         398.44
                  &(&found->lock)->rlock:             0              0           0.00           0.00           0.00            236           4930           0.11         229.73        1569.77
                    &found->groups_sem-R:             0              0           0.00           0.00           0.00            153            573           1.24          11.32        1232.89
   &(&fs_info->block_group_cache_lock)->:             0              0           0.00           0.00           0.00            157          42273           0.11          54.32        6587.24
        &(&fs_info->balance_lock)->rlock:             0              0           0.00           0.00           0.00            153           2958           0.10           1.03         386.97
                  &(&cache->lock)->rlock:             0              0           0.00           0.00           0.00            408           2499           0.10           0.74         439.67
                    &(&rsv->lock)->rlock:             0              0           0.00           0.00           0.00            291            928           0.10           0.80         222.65
                 &fs_info->cleaner_mutex:             0              0           0.00           0.00           0.00              0             15           2.07           5.42          44.58
                 &sb->s_type->i_lock_key:             0              0           0.00           0.00           0.00              0             31           0.13           0.37           7.68
                                ntp_lock:             0              0           0.00           0.00           0.00              0          60754           0.10           5.99       20474.51
          &(&fs_info->trans_lock)->rlock:             0              0           0.00           0.00           0.00            111            251           0.11           2.25         202.50
   &(&fs_info->defrag_inodes_lock)->rloc:             0              0           0.00           0.00           0.00              1             15           0.59           2.40          15.48
              &fs_info->transaction_wait:             0              0           0.00           0.00           0.00             17             25           0.21           0.74          11.03
                           btrfs-fs-00-W:             0              0           0.00           0.00           0.00            161            538           0.14           2.40         212.02
                           btrfs-fs-00-R:             0              0           0.00           0.00           0.00           2254          12453           0.13          51.86        5227.45
             &(&root->inode_lock)->rlock:             0              0           0.00           0.00           0.00            407           6240           0.11           4.63        2348.64
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              2             15           1.65       17315.36       36045.00
   &(&fs_info->ordered_extent_lock)->rlo:             0              0           0.00           0.00           0.00              9             22           0.12           2.07          10.31
                         sb_internal#3-R:             0              0           0.00           0.00           0.00              0            125          16.47      155789.00      636900.66
      &fs_info->ordered_operations_mutex:             0              0           0.00           0.00           0.00              9             20           0.40           3.96          21.64
                &(&cluster->lock)->rlock:             0              0           0.00           0.00           0.00            153           1146           0.10           2.08         256.61
             &fs_info->extent_commit_sem:             0              0           0.00           0.00           0.00              8             20           0.42           2.52          24.69
         &(&cluster->refill_lock)->rlock:             0              0           0.00           0.00           0.00            153            573           0.55           5.08         530.01
   &(&cur_trans->delayed_refs.lock)->rlo:             0              0           0.00           0.00           0.00            153           3523           0.11           6.84        2358.51
       &(&fs_info->delalloc_lock)->rlock:             0              0           0.00           0.00           0.00            153           2279           0.10           0.94         341.66
                        &head_ref->mutex:             0              0           0.00           0.00           0.00              0           1135           0.11       21869.63      590429.14
       &(&cur_trans->commit_lock)->rlock:             0              0           0.00           0.00           0.00              9             10           0.14           0.29           1.93
      &fs_info->transaction_blocked_wait:             0              0           0.00           0.00           0.00              9             10           0.47           0.66           5.31
           &(&delayed_root->lock)->rlock:             0              0           0.00           0.00           0.00             78            375           0.11           0.94         129.60
                 &cur_trans->writer_wait:             0              0           0.00           0.00           0.00              9             20           0.11           0.73           5.04
                   &fs_info->reloc_mutex:             0              0           0.00           0.00           0.00             19             19           5.21      153651.34      604306.57
                    &fs_info->scrub_lock:             0              0           0.00           0.00           0.00              8             10           0.58           1.24           8.46
                &fs_info->tree_log_mutex:             0              0           0.00           0.00           0.00              8             10         424.68        1405.67       11227.27
                          btrfs-dev-01-R:             0              0           0.00           0.00           0.00              1              7           0.15           3.25           8.72
        &(&root->accounting_lock)->rlock:             0              0           0.00           0.00           0.00              6             13           0.14           0.71           5.71
              &(&device->io_lock)->rlock:             0              0           0.00           0.00           0.00             96            240           0.11           0.99          68.33
                              &x->wait#2:             0              0           0.00           0.00           0.00              0             20           0.13           0.29           3.11
                 &cur_trans->commit_wait:             0              0           0.00           0.00           0.00             10             10           0.18           0.44           3.13
              &fs_info->scrub_pause_wait:             0              0           0.00           0.00           0.00              7             10           0.31           0.52           3.88
                &type->i_mutex_dir_key#6:             0              0           0.00           0.00           0.00            338           3007           6.00       50360.79      877658.51
                          sb_writers#1-R:             0              0           0.00           0.00           0.00              0            118           3.17          37.51        2974.07
              &type->i_mutex_dir_key#6/1:             0              0           0.00           0.00           0.00              1              1          19.99          19.99          19.99
             &fs_info->tree_mod_log_lock:             0              0           0.00           0.00           0.00              7            476           0.28          35.28        1030.05
   &(&fs_info->tree_mod_seq_lock)->rlock:             0              0           0.00           0.00           0.00             56            597           0.10           1.08          89.15
        &(&root->root_times_lock)->rlock:             0              0           0.00           0.00           0.00             61            115           0.39           0.91          70.59
                    &delayed_node->mutex:             0              0           0.00           0.00           0.00            115            690           0.16         163.27        5370.86
                           btrfs-fs-01-W:             0              0           0.00           0.00           0.00             20            388           0.14           3.62         243.17
                           btrfs-fs-01-R:             0              0           0.00           0.00           0.00            815          19501           0.12          45.53       12748.65
                       btrfs-extent-01-W:             0              0           0.00           0.00           0.00            287           3950           0.14          67.42        3581.00
                       btrfs-extent-01-R:             0              0           0.00           0.00           0.00              0             48           0.17           2.74          31.90
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00         139458         152320           0.14          57.78      109419.36
                           btrfs-fs-02-W:             0              0           0.00           0.00           0.00              4            104           0.15           5.69          93.70
                           btrfs-fs-02-R:             0              0           0.00           0.00           0.00            448          27071           0.10         272.63       14024.84
                         btrfs-csum-00-R:             0              0           0.00           0.00           0.00          75734         306230           0.14          48.37       84421.84
                         btrfs-csum-01-R:             0              0           0.00           0.00           0.00         135932         467261           0.14         201.66      375723.84
                       btrfs-extent-02-W:             0              0           0.00           0.00           0.00              0           3978           0.15           9.37        2200.92
                       btrfs-extent-02-R:             0              0           0.00           0.00           0.00            150           4957           0.10          68.26        1506.25
                         btrfs-csum-02-R:             0              0           0.00           0.00           0.00         147336         471521           0.14         214.97      419395.31
            &(&root->orphan_lock)->rlock:             0              0           0.00           0.00           0.00              7              9           0.16           0.68           3.57
                  &root->fs_commit_mutex:             0              0           0.00           0.00           0.00              6              9           1.86           2.98          21.35
                         btrfs-csum-03-R:             0              0           0.00           0.00           0.00         147379         628923           0.10         302.49      671349.35
                               &eb->lock:             0              0           0.00           0.00           0.00              0              1           0.33           0.33           0.33
                  &nonblocking_pool.lock:             0              0           0.00           0.00           0.00              2           2070           0.16           4.82        1213.34
