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

         &(&futex_queues[i].lock)->rlock:       6579056        6611822           0.16        1087.72    47000747.49       39546503       41025619           0.09         493.25   179180201.04
         -------------------------------
         &(&futex_queues[i].lock)->rlock        2938039          [<ffffffff81094d69>] futex_wait_setup+0x69/0x100
         &(&futex_queues[i].lock)->rlock        3621256          [<ffffffff810951fa>] futex_wake+0x7a/0x130
         &(&futex_queues[i].lock)->rlock          14746          [<ffffffff81096ff2>] do_futex+0x2d2/0xb70
         &(&futex_queues[i].lock)->rlock          37663          [<ffffffff810962bc>] futex_requeue+0x3cc/0x8a0
         -------------------------------
         &(&futex_queues[i].lock)->rlock        3431019          [<ffffffff810951fa>] futex_wake+0x7a/0x130
         &(&futex_queues[i].lock)->rlock         439273          [<ffffffff810962bc>] futex_requeue+0x3cc/0x8a0
         &(&futex_queues[i].lock)->rlock        2347542          [<ffffffff81094d69>] futex_wait_setup+0x69/0x100
         &(&futex_queues[i].lock)->rlock          11609          [<ffffffff810962c9>] futex_requeue+0x3d9/0x8a0

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

                &journal->j_state_lock-W:       1539476        1637484           0.10        3039.23    35890811.68        3394675        8679614           0.08        7860.97    78312789.41
                &journal->j_state_lock-R:       1722170        1886044           0.14        2987.95   158975469.75       11310584       28712009           0.10         310.84    19101410.25
                ------------------------
                  &journal->j_state_lock          12061          [<ffffffff81241511>] jbd2_journal_commit_transaction+0xc1/0x17d0
                  &journal->j_state_lock        1481836          [<ffffffff8123ecb8>] start_this_handle+0x88/0x530
                  &journal->j_state_lock         314023          [<ffffffff81249c22>] jbd2_journal_next_log_block+0x32/0xb0
                  &journal->j_state_lock         129109          [<ffffffff8124913b>] jbd2_log_start_commit+0x2b/0x60
                ------------------------
                  &journal->j_state_lock         245893          [<ffffffff8124913b>] jbd2_log_start_commit+0x2b/0x60
                  &journal->j_state_lock         280703          [<ffffffff81241511>] jbd2_journal_commit_transaction+0xc1/0x17d0
                  &journal->j_state_lock         819310          [<ffffffff8123ecb8>] start_this_handle+0x88/0x530
                  &journal->j_state_lock         182344          [<ffffffff81249c22>] jbd2_journal_next_log_block+0x32/0xb0

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

       &(&journal->j_list_lock)->rlock#2:       2593037        2661115           0.10        2102.57     9901057.32        6695165       34529602           0.08        7853.14    86050374.71
       ---------------------------------
       &(&journal->j_list_lock)->rlock#2          77128          [<ffffffff81241079>] jbd2_journal_file_inode+0x59/0x100
       &(&journal->j_list_lock)->rlock#2         626105          [<ffffffff81240908>] do_get_write_access+0x2e8/0x4e0
       &(&journal->j_list_lock)->rlock#2           2898          [<ffffffff8124188c>] jbd2_journal_commit_transaction+0x43c/0x17d0
       &(&journal->j_list_lock)->rlock#2         713692          [<ffffffff8124057e>] jbd2_journal_dirty_metadata+0x18e/0x230
       ---------------------------------
       &(&journal->j_list_lock)->rlock#2         757725          [<ffffffff8124057e>] jbd2_journal_dirty_metadata+0x18e/0x230
       &(&journal->j_list_lock)->rlock#2           3422          [<ffffffff8124188c>] jbd2_journal_commit_transaction+0x43c/0x17d0
       &(&journal->j_list_lock)->rlock#2         707830          [<ffffffff81240908>] do_get_write_access+0x2e8/0x4e0
       &(&journal->j_list_lock)->rlock#2         398405          [<ffffffff81242216>] jbd2_journal_commit_transaction+0xdc6/0x17d0

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

                      &(&h->lock)->rlock:       1231988        1252906           0.22         821.71     4507453.17        6757431       17180434           0.14         301.87    35684848.63
                      ------------------
                      &(&h->lock)->rlock         144611          [<ffffffff81394bdc>] blk_queue_bio+0x20c/0x3b0
                      &(&h->lock)->rlock         104746          [<ffffffff813948d7>] blk_flush_plug_list+0x187/0x230
                      &(&h->lock)->rlock         325560          [<ffffffffa0003adf>] do_cciss_request+0x49f/0x5f0 [cciss]
                      &(&h->lock)->rlock         186620          [<ffffffffa0004cd2>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      ------------------
                      &(&h->lock)->rlock         431522          [<ffffffffa0004cd2>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock         218476          [<ffffffff81392a46>] blk_end_bidi_request+0x46/0x80
                      &(&h->lock)->rlock          98189          [<ffffffffa0003237>] cciss_softirq_done+0x1a7/0x2e0 [cciss]
                      &(&h->lock)->rlock         118477          [<ffffffff813948d7>] blk_flush_plug_list+0x187/0x230

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

          &journal->j_checkpoint_mutex#2:        675527         676301           9.94      170806.06   536013608.28         796273         891703           0.56      166787.39   104468591.33
          ------------------------------
          &journal->j_checkpoint_mutex#2         676301          [<ffffffff81244763>] __jbd2_log_wait_for_space+0xe3/0x1c0
          ------------------------------
          &journal->j_checkpoint_mutex#2         676301          [<ffffffff81244763>] __jbd2_log_wait_for_space+0xe3/0x1c0

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

          &journal->j_wait_done_commit#2:        346809         394766           0.26         975.50     5186542.41        1193532        1540712           0.08         319.13     4735589.32
          ------------------------------
          &journal->j_wait_done_commit#2         219480          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
          &journal->j_wait_done_commit#2          31645          [<ffffffff8106e892>] __wake_up+0x32/0x70
          &journal->j_wait_done_commit#2         143641          [<ffffffff81063531>] finish_wait+0x41/0x80
          ------------------------------
          &journal->j_wait_done_commit#2         158785          [<ffffffff8106e892>] __wake_up+0x32/0x70
          &journal->j_wait_done_commit#2         182310          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
          &journal->j_wait_done_commit#2          53671          [<ffffffff81063531>] finish_wait+0x41/0x80

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

        &(&mapping->private_lock)->rlock:        321580         331234           0.20         214.71      569406.83        3650732       31730674           0.09         278.20     8852403.29
        --------------------------------
        &(&mapping->private_lock)->rlock         328052          [<ffffffff8117b680>] __find_get_block_slow+0x70/0x190
        &(&mapping->private_lock)->rlock           3182          [<ffffffff8117c546>] __getblk+0x176/0x2a0
        --------------------------------
        &(&mapping->private_lock)->rlock         327378          [<ffffffff8117b680>] __find_get_block_slow+0x70/0x190
        &(&mapping->private_lock)->rlock           3856          [<ffffffff8117c546>] __getblk+0x176/0x2a0

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

       &(&futex_queues[i].lock)->rlock/1:        170856         171442           0.25         288.98     1092712.28        1615889        1638863           0.08         349.07     7851016.38
       ---------------------------------
       &(&futex_queues[i].lock)->rlock/1         168248          [<ffffffff8109773e>] do_futex+0xa1e/0xb70
       &(&futex_queues[i].lock)->rlock/1           3101          [<ffffffff810962c9>] futex_requeue+0x3d9/0x8a0
       &(&futex_queues[i].lock)->rlock/1             93          [<ffffffff81096341>] futex_requeue+0x451/0x8a0
       ---------------------------------
       &(&futex_queues[i].lock)->rlock/1         109057          [<ffffffff810951fa>] futex_wake+0x7a/0x130
       &(&futex_queues[i].lock)->rlock/1          61778          [<ffffffff81094d69>] futex_wait_setup+0x69/0x100
       &(&futex_queues[i].lock)->rlock/1            599          [<ffffffff8109773e>] do_futex+0xa1e/0xb70
       &(&futex_queues[i].lock)->rlock/1              8          [<ffffffff810962c9>] futex_requeue+0x3d9/0x8a0

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

              &(&newf->file_lock)->rlock:        155015         155107           0.17        1113.49      517309.45        2980252        6797984           0.11         273.52     4999016.90
              --------------------------
              &(&newf->file_lock)->rlock          16325          [<ffffffff81167f0b>] alloc_fd+0x3b/0x130
              &(&newf->file_lock)->rlock         115106          [<ffffffff81148633>] sys_close+0x43/0x110
              &(&newf->file_lock)->rlock          23676          [<ffffffff81148747>] fd_install+0x47/0x80
              --------------------------
              &(&newf->file_lock)->rlock          26290          [<ffffffff81167f0b>] alloc_fd+0x3b/0x130
              &(&newf->file_lock)->rlock         108701          [<ffffffff81148633>] sys_close+0x43/0x110
              &(&newf->file_lock)->rlock          20116          [<ffffffff81148747>] fd_install+0x47/0x80

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

               &(&dentry->d_lock)->rlock:        145777         147482           0.12          94.53      212913.26       13956124       66533088           0.08         281.60    22351910.19
               -------------------------
               &(&dentry->d_lock)->rlock           8605          [<ffffffff81155ee6>] path_get+0x36/0x50
               &(&dentry->d_lock)->rlock         117389          [<ffffffff811624b2>] dput+0x32/0x1d0
               &(&dentry->d_lock)->rlock           5688          [<ffffffff81155f71>] unlazy_walk+0x71/0x250
               &(&dentry->d_lock)->rlock          10692          [<ffffffff8116355c>] __d_lookup+0xac/0x1a0
               -------------------------
               &(&dentry->d_lock)->rlock           9335          [<ffffffff81155ee6>] path_get+0x36/0x50
               &(&dentry->d_lock)->rlock          43432          [<ffffffff811624b2>] dput+0x32/0x1d0
               &(&dentry->d_lock)->rlock          70336          [<ffffffff81155f71>] unlazy_walk+0x71/0x250
               &(&dentry->d_lock)->rlock          16240          [<ffffffff8116355c>] __d_lookup+0xac/0x1a0

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

                        rcu_node_level_1:        133313         135681           0.18         185.14      460112.62         533196        1474772           0.07         247.53      670922.44
                        ----------------
                        rcu_node_level_1         131060          [<ffffffff810c6cb1>] rcu_process_callbacks+0x391/0x530
                        rcu_node_level_1           3191          [<ffffffff810c54f7>] rcu_start_gp+0x157/0x310
                        rcu_node_level_1           1410          [<ffffffff810c5928>] force_qs_rnp+0x68/0x190
                        rcu_node_level_1             20          [<ffffffff810c580c>] rcu_report_qs_rnp+0x15c/0x210
                        ----------------
                        rcu_node_level_1         122059          [<ffffffff810c6cb1>] rcu_process_callbacks+0x391/0x530
                        rcu_node_level_1           2643          [<ffffffff810c5928>] force_qs_rnp+0x68/0x190
                        rcu_node_level_1           7774          [<ffffffff810c54f7>] rcu_start_gp+0x157/0x310
                        rcu_node_level_1           3205          [<ffffffff810c580c>] rcu_report_qs_rnp+0x15c/0x210

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

                    zone->wait_table + i:         81650          85798           0.22         852.12      357159.53        1497588        3158013           0.08         299.93     6697458.94
                    --------------------
                    zone->wait_table + i          28121          [<ffffffff81063531>] finish_wait+0x41/0x80
                    zone->wait_table + i          16080          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
                    zone->wait_table + i          29073          [<ffffffff8106e892>] __wake_up+0x32/0x70
                    zone->wait_table + i          12524          [<ffffffff8106359a>] prepare_to_wait_exclusive+0x2a/0x90
                    --------------------
                    zone->wait_table + i          38397          [<ffffffff8106e892>] __wake_up+0x32/0x70
                    zone->wait_table + i          11383          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
                    zone->wait_table + i          26960          [<ffffffff81063531>] finish_wait+0x41/0x80
                    zone->wait_table + i           9058          [<ffffffff8106359a>] prepare_to_wait_exclusive+0x2a/0x90

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

                               &rq->lock:         77606          77701           0.13         328.68      300967.38        5189476      119680485           0.07         337.72   137796546.52
                               ---------
                               &rq->lock          34472          [<ffffffff8107b6ac>] load_balance+0x55c/0x820
                               &rq->lock          19724          [<ffffffff8169682e>] __schedule+0xbe/0x7c0
                               &rq->lock            118          [<ffffffff8107b6d7>] load_balance+0x587/0x820
                               &rq->lock          15768          [<ffffffff81074a87>] try_to_wake_up+0x237/0x300
                               ---------
                               &rq->lock          24046          [<ffffffff8169682e>] __schedule+0xbe/0x7c0
                               &rq->lock          25760          [<ffffffff8107b6ac>] load_balance+0x55c/0x820
                               &rq->lock          17699          [<ffffffff8107b4af>] load_balance+0x35f/0x820
                               &rq->lock           7100          [<ffffffff810749ff>] try_to_wake_up+0x1af/0x300

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

                     &(&fs->lock)->rlock:         66048          66075           0.13         213.94      211007.09        1629627        3307303           0.10         281.26     9354596.15
                     -------------------
                     &(&fs->lock)->rlock          66067          [<ffffffff811560a0>] unlazy_walk+0x1a0/0x250
                     &(&fs->lock)->rlock              8          [<ffffffff8117a61a>] exit_fs+0x4a/0xa0
                     -------------------
                     &(&fs->lock)->rlock          66072          [<ffffffff811560a0>] unlazy_walk+0x1a0/0x250
                     &(&fs->lock)->rlock              3          [<ffffffff8117a61a>] exit_fs+0x4a/0xa0

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

                   &sbi->s_orphan_lock#2:         46152          46155           7.16     1007541.82     8005250.02         346238         611313           0.14     1007526.93    13394912.39
                   ---------------------
                   &sbi->s_orphan_lock#2          34517          [<ffffffff811feaf3>] ext4_orphan_add+0x53/0x200
                   &sbi->s_orphan_lock#2          11638          [<ffffffff811ffccf>] ext4_orphan_del+0x5f/0x200
                   ---------------------
                   &sbi->s_orphan_lock#2          35512          [<ffffffff811feaf3>] ext4_orphan_add+0x53/0x200
                   &sbi->s_orphan_lock#2          10643          [<ffffffff811ffccf>] ext4_orphan_del+0x5f/0x200

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

                             &rq->lock/1:         44588          44607           0.22         334.72      237657.26         162002         317928           0.08         212.28      345064.36
                             -----------
                             &rq->lock/1          44598          [<ffffffff8107b4af>] load_balance+0x35f/0x820
                             &rq->lock/1              9          [<ffffffff8107b6b9>] load_balance+0x569/0x820
                             -----------
                             &rq->lock/1           8191          [<ffffffff8169682e>] __schedule+0xbe/0x7c0
                             &rq->lock/1          23522          [<ffffffff8107b4af>] load_balance+0x35f/0x820
                             &rq->lock/1          12710          [<ffffffff8107b6ac>] load_balance+0x55c/0x820
                             &rq->lock/1             92          [<ffffffff810749ff>] try_to_wake_up+0x1af/0x300

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

                                &q->lock:         33596          37392           0.25          22.90       48417.76        5743270        5822857           0.10         277.22     5372111.84
                                --------
                                &q->lock          30012          [<ffffffff81098d68>] generic_exec_single+0x48/0xb0
                                &q->lock           7380          [<ffffffff81099697>] generic_smp_call_function_single_interrupt+0x57/0x120
                                --------
                                &q->lock          24183          [<ffffffff81099697>] generic_smp_call_function_single_interrupt+0x57/0x120
                                &q->lock          13209          [<ffffffff81098d68>] generic_exec_single+0x48/0xb0

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

                &(&wb->list_lock)->rlock:         28479          28551           0.31      102496.47    27711071.93        1465394        3953015           0.09      101910.70     6108848.90
                ------------------------
                &(&wb->list_lock)->rlock          22440          [<ffffffff8117357d>] __mark_inode_dirty+0x14d/0x230
                &(&wb->list_lock)->rlock           5808          [<ffffffff81173c0a>] writeback_sb_inodes+0x28a/0x3c0
                &(&wb->list_lock)->rlock            298          [<ffffffff81175bc0>] inode_wb_list_del+0x40/0x90
                &(&wb->list_lock)->rlock              5          [<ffffffff81071c77>] __cond_resched_lock+0x57/0xa0
                ------------------------
                &(&wb->list_lock)->rlock            868          [<ffffffff81173e60>] wb_writeback+0x50/0x2d0
                &(&wb->list_lock)->rlock          11195          [<ffffffff81173c0a>] writeback_sb_inodes+0x28a/0x3c0
                &(&wb->list_lock)->rlock          16154          [<ffffffff8117357d>] __mark_inode_dirty+0x14d/0x230
                &(&wb->list_lock)->rlock            333          [<ffffffff81175bc0>] inode_wb_list_del+0x40/0x90

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

   &journal->j_wait_transaction_locked#2:         21765          21765           0.23          38.74       55927.07         306498         388922           0.11         336.41     1551422.96
   -------------------------------------
   &journal->j_wait_transaction_locked#2          21765          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
   -------------------------------------
   &journal->j_wait_transaction_locked#2          21492          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
   &journal->j_wait_transaction_locked#2            273          [<ffffffff8106e892>] __wake_up+0x32/0x70

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

         &(&bgl->locks[i].lock)->rlock#2:         14073          15492           0.23          83.19       29733.97          22992        7597174           0.07         290.66     4071456.68
         -------------------------------
         &(&bgl->locks[i].lock)->rlock#2           2596          [<ffffffff811ee634>] ext4_read_inode_bitmap+0x304/0x5f0
         &(&bgl->locks[i].lock)->rlock#2           7429          [<ffffffff811efde1>] ext4_new_inode+0xf11/0x1140
         &(&bgl->locks[i].lock)->rlock#2           2680          [<ffffffff8122970c>] ext4_mb_mark_diskspace_used+0x3bc/0x4c0
         &(&bgl->locks[i].lock)->rlock#2            229          [<ffffffff81229254>] ext4_mb_regular_allocator+0x324/0x420
         -------------------------------
         &(&bgl->locks[i].lock)->rlock#2            189          [<ffffffff81229254>] ext4_mb_regular_allocator+0x324/0x420
         &(&bgl->locks[i].lock)->rlock#2           6981          [<ffffffff811efde1>] ext4_new_inode+0xf11/0x1140
         &(&bgl->locks[i].lock)->rlock#2           2790          [<ffffffff8122970c>] ext4_mb_mark_diskspace_used+0x3bc/0x4c0
         &(&bgl->locks[i].lock)->rlock#2           3507          [<ffffffff811ee634>] ext4_read_inode_bitmap+0x304/0x5f0

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

               &journal->j_wait_commit#2:         12469          12564           0.26          11.26       16354.85         535796         764079           0.11         269.53     1402345.00
               -------------------------
               &journal->j_wait_commit#2          12564          [<ffffffff8106e892>] __wake_up+0x32/0x70
               -------------------------
               &journal->j_wait_commit#2          12564          [<ffffffff8106e892>] __wake_up+0x32/0x70

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

              &journal->j_wait_updates#2:          9552           9968           0.14          20.27       23099.43        1517017       12529016           0.08         292.88     3046532.93
              --------------------------
              &journal->j_wait_updates#2           5017          [<ffffffff8106e892>] __wake_up+0x32/0x70
              &journal->j_wait_updates#2            566          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
              &journal->j_wait_updates#2           4385          [<ffffffff81063531>] finish_wait+0x41/0x80
              --------------------------
              &journal->j_wait_updates#2           4787          [<ffffffff8106e892>] __wake_up+0x32/0x70
              &journal->j_wait_updates#2           4249          [<ffffffff8106362a>] prepare_to_wait+0x2a/0x90
              &journal->j_wait_updates#2            932          [<ffffffff81063531>] finish_wait+0x41/0x80

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

               &(&zone->lru_lock)->rlock:          8568           8583           0.23          12.14       12074.34        1335149        3331063           0.12         287.42     2550201.19
               -------------------------
               &(&zone->lru_lock)->rlock           7025          [<ffffffff81106e5f>] pagevec_lru_move_fn+0xaf/0x120
               &(&zone->lru_lock)->rlock           1558          [<ffffffff81106cf8>] release_pages+0x158/0x210
               -------------------------
               &(&zone->lru_lock)->rlock           7300          [<ffffffff81106e5f>] pagevec_lru_move_fn+0xaf/0x120
               &(&zone->lru_lock)->rlock           1283          [<ffffffff81106cf8>] release_pages+0x158/0x210

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

                         dcache_lru_lock:          7955           7955           0.28          47.79       10456.93         204371        1206444           0.11         240.95      350969.73
                         ---------------
                         dcache_lru_lock           7955          [<ffffffff811625fd>] dput+0x17d/0x1d0
                         ---------------
                         dcache_lru_lock           7955          [<ffffffff811625fd>] dput+0x17d/0x1d0

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

                         inode_hash_lock:          7518           7518           0.29          19.20       15871.11         612328        1626242           0.11         260.01     1782686.90
                         ---------------
                         inode_hash_lock           6921          [<ffffffff81165d2d>] insert_inode_locked+0x6d/0x1b0
                         inode_hash_lock             12          [<ffffffff811662dc>] iget_locked+0xdc/0x1b0
                         inode_hash_lock              6          [<ffffffff8116626f>] iget_locked+0x6f/0x1b0
                         inode_hash_lock            579          [<ffffffff811645dc>] __remove_inode_hash+0x2c/0x90
                         ---------------
                         inode_hash_lock             12          [<ffffffff811662dc>] iget_locked+0xdc/0x1b0
                         inode_hash_lock           6940          [<ffffffff81165d2d>] insert_inode_locked+0x6d/0x1b0
                         inode_hash_lock            562          [<ffffffff811645dc>] __remove_inode_hash+0x2c/0x90
                         inode_hash_lock              4          [<ffffffff8116626f>] iget_locked+0x6f/0x1b0

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

           &(&mapping->tree_lock)->rlock:          4298           4923           0.27          60.56        7736.85        2777065       85938506           0.09         294.47    17539929.75
           -----------------------------
           &(&mapping->tree_lock)->rlock            288          [<ffffffff810f9a51>] add_to_page_cache_locked+0x71/0xe0
           &(&mapping->tree_lock)->rlock           1074          [<ffffffff8117ba85>] __set_page_dirty+0x35/0xd0
           &(&mapping->tree_lock)->rlock           1510          [<ffffffff811042f3>] test_set_page_writeback+0x63/0x190
           &(&mapping->tree_lock)->rlock           1617          [<ffffffff8110586f>] test_clear_page_writeback+0x5f/0x1b0
           -----------------------------
           &(&mapping->tree_lock)->rlock           1850          [<ffffffff8117ba85>] __set_page_dirty+0x35/0xd0
           &(&mapping->tree_lock)->rlock            298          [<ffffffff810f9a51>] add_to_page_cache_locked+0x71/0xe0
           &(&mapping->tree_lock)->rlock           1380          [<ffffffff8110586f>] test_clear_page_writeback+0x5f/0x1b0
           &(&mapping->tree_lock)->rlock            823          [<ffffffff811042f3>] test_set_page_writeback+0x63/0x190

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

                      inode_sb_list_lock:          3274           3274           0.30          22.08        4289.93         612503        3827790           0.10         515.53     2266821.51
                      ------------------
                      inode_sb_list_lock           2901          [<ffffffff8116471d>] inode_sb_list_add+0x1d/0x70
                      inode_sb_list_lock            373          [<ffffffff811657bf>] evict+0x6f/0x1c0
                      ------------------
                      inode_sb_list_lock           3008          [<ffffffff8116471d>] inode_sb_list_add+0x1d/0x70
                      inode_sb_list_lock            266          [<ffffffff811657bf>] evict+0x6f/0x1c0

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

                        rcu_node_level_0:          3102           3163           0.32         196.30       21587.19          43862          84136           0.10          11.00       58118.96
                        ----------------
                        rcu_node_level_0           1752          [<ffffffff810c6c48>] rcu_process_callbacks+0x328/0x530
                        rcu_node_level_0            737          [<ffffffff810c570f>] rcu_report_qs_rnp+0x5f/0x210
                        rcu_node_level_0             17          [<ffffffff810c5a41>] force_qs_rnp+0x181/0x190
                        rcu_node_level_0             14          [<ffffffff810c584b>] rcu_report_qs_rnp+0x19b/0x210
                        ----------------
                        rcu_node_level_0           2003          [<ffffffff810c6c48>] rcu_process_callbacks+0x328/0x530
                        rcu_node_level_0            754          [<ffffffff810c570f>] rcu_report_qs_rnp+0x5f/0x210
                        rcu_node_level_0            295          [<ffffffff810c650f>] force_quiescent_state+0x18f/0x2f0
                        rcu_node_level_0             54          [<ffffffff810c6468>] force_quiescent_state+0xe8/0x2f0

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

               &(&sbi->s_md_lock)->rlock:          2169           2170           0.27          11.34        2706.52         370158         669284           0.10         207.63      495041.32
               -------------------------
               &(&sbi->s_md_lock)->rlock            440          [<ffffffff8120c494>] ext4_journal_commit_callback+0x94/0xc0
               &(&sbi->s_md_lock)->rlock           1046          [<ffffffff812255cd>] ext4_mb_free_metadata+0x15d/0x390
               &(&sbi->s_md_lock)->rlock            309          [<ffffffff8120c43f>] ext4_journal_commit_callback+0x3f/0xc0
               &(&sbi->s_md_lock)->rlock            209          [<ffffffff812292cf>] ext4_mb_regular_allocator+0x39f/0x420
               -------------------------
               &(&sbi->s_md_lock)->rlock           1361          [<ffffffff812255cd>] ext4_mb_free_metadata+0x15d/0x390
               &(&sbi->s_md_lock)->rlock            145          [<ffffffff812292cf>] ext4_mb_regular_allocator+0x39f/0x420
               &(&sbi->s_md_lock)->rlock            393          [<ffffffff8120c43f>] ext4_journal_commit_callback+0x3f/0xc0
               &(&sbi->s_md_lock)->rlock            173          [<ffffffff8120c494>] ext4_journal_commit_callback+0x94/0xc0

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

                 &(&n->list_lock)->rlock:          1135           1136           0.25           9.34        1415.26          80839         383443           0.11         201.80      204122.35
                 -----------------------
                 &(&n->list_lock)->rlock           1116          [<ffffffff8114035f>] unfreeze_partials+0x6f/0x1a0
                 &(&n->list_lock)->rlock             20          [<ffffffff8114114f>] get_partial_node.clone.42+0x4f/0x1f0
                 -----------------------
                 &(&n->list_lock)->rlock           1113          [<ffffffff8114035f>] unfreeze_partials+0x6f/0x1a0
                 &(&n->list_lock)->rlock             23          [<ffffffff8114114f>] get_partial_node.clone.42+0x4f/0x1f0

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

                   &(&zone->lock)->rlock:           509            510           0.34          49.27        2404.24         161195         903024           0.12         279.17     2049599.35
                   ---------------------
                   &(&zone->lock)->rlock             22          [<ffffffff81101871>] get_page_from_freelist+0x741/0x7b0
                   &(&zone->lock)->rlock            184          [<ffffffff81102144>] free_pcppages_bulk+0x34/0x400
                   &(&zone->lock)->rlock             40          [<ffffffff81102c05>] __free_pages_ok+0xb5/0x4e0
                   &(&zone->lock)->rlock            264          [<ffffffff81101573>] get_page_from_freelist+0x443/0x7b0
                   ---------------------
                   &(&zone->lock)->rlock            227          [<ffffffff81102144>] free_pcppages_bulk+0x34/0x400
                   &(&zone->lock)->rlock            236          [<ffffffff81101573>] get_page_from_freelist+0x443/0x7b0
                   &(&zone->lock)->rlock             40          [<ffffffff81102c05>] __free_pages_ok+0xb5/0x4e0
                   &(&zone->lock)->rlock              7          [<ffffffff81101871>] get_page_from_freelist+0x741/0x7b0

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

                &type->i_mutex_dir_key#5:           434            435           8.86       61858.52      464377.21         402478        1409209           5.84     1010150.13   338048820.27
                ------------------------
                &type->i_mutex_dir_key#5            435          [<ffffffff81159c8e>] do_last+0x32e/0xe60
                ------------------------
                &type->i_mutex_dir_key#5             71          [<ffffffff81158b86>] do_unlinkat+0xa6/0x1b0
                &type->i_mutex_dir_key#5            364          [<ffffffff81159c8e>] do_last+0x32e/0xe60

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

              &type->i_mutex_dir_key#5/1:           424            425          12.72       48590.70      584539.67         198885         204778           0.83     1008299.11   143977304.03
              --------------------------
              &type->i_mutex_dir_key#5/1            425          [<ffffffff81158b86>] do_unlinkat+0xa6/0x1b0
              --------------------------
              &type->i_mutex_dir_key#5/1            288          [<ffffffff81159c8e>] do_last+0x32e/0xe60
              &type->i_mutex_dir_key#5/1            137          [<ffffffff81158b86>] do_unlinkat+0xa6/0x1b0

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

             &(&dentry->d_lock)->rlock/1:           420            420           0.27          44.59         589.32        1629545        3305187           0.11         214.79     1478435.38
             ---------------------------
             &(&dentry->d_lock)->rlock/1            420          [<ffffffff81155f9e>] unlazy_walk+0x9e/0x250
             ---------------------------
             &(&dentry->d_lock)->rlock/1            419          [<ffffffff811624b2>] dput+0x32/0x1d0
             &(&dentry->d_lock)->rlock/1              1          [<ffffffff81155f9e>] unlazy_walk+0x9e/0x250

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

                                   key#5:           306            308           0.39           7.00         345.02         427708        2021129           0.09         234.10      757166.68
                                   -----
                                   key#5            308          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#5            308          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80

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

                                pci_lock:           298            298           0.31           7.52         777.37           4441           8607           1.24          13.60       28711.25
                                --------
                                pci_lock            298          [<ffffffff813d2f82>] pci_bus_read_config_word+0x42/0x90
                                --------
                                pci_lock            298          [<ffffffff813d2f82>] pci_bus_read_config_word+0x42/0x90

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

       &(&sbi->s_next_gen_lock)->rlock#2:           234            234           0.46          15.81         693.22         408577        1410209           0.11         217.55      656385.74
       ---------------------------------
       &(&sbi->s_next_gen_lock)->rlock#2            234          [<ffffffff811ef5b6>] ext4_new_inode+0x6e6/0x1140
       ---------------------------------
       &(&sbi->s_next_gen_lock)->rlock#2            234          [<ffffffff811ef5b6>] ext4_new_inode+0x6e6/0x1140

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

                         &mm->mmap_sem-W:            61             63           0.75         260.14        3361.14          10083          29923           0.12        2678.85      820399.06
                         &mm->mmap_sem-R:            21             61          25.26          99.35        2808.52            153          84045           0.14        8730.26      287773.96
                         ---------------
                           &mm->mmap_sem             62          [<ffffffff81125f95>] sys_mprotect+0xd5/0x1e0
                           &mm->mmap_sem             61          [<ffffffff8169c3bf>] do_page_fault+0x1ef/0x4e0
                           &mm->mmap_sem              1          [<ffffffff81115a34>] vm_mmap_pgoff+0x54/0xa0
                         ---------------
                           &mm->mmap_sem            122          [<ffffffff81125f95>] sys_mprotect+0xd5/0x1e0
                           &mm->mmap_sem              1          [<ffffffff8169c3bf>] do_page_fault+0x1ef/0x4e0
                           &mm->mmap_sem              1          [<ffffffff81115a34>] vm_mmap_pgoff+0x54/0xa0

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

                      &ext4__ioend_wq[i]:            77             77           0.46           6.14          94.58         405840        1409207           0.11         270.57      556251.30
                      ------------------
                      &ext4__ioend_wq[i]             77          [<ffffffff8106e892>] __wake_up+0x32/0x70
                      ------------------
                      &ext4__ioend_wq[i]             77          [<ffffffff8106e892>] __wake_up+0x32/0x70

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

                                   key#1:            54             54           0.44          69.17         137.99         114193         288852           0.10         128.14      109464.84
                                   -----
                                   key#1             54          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#1             54          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80

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

          &(&mm->page_table_lock)->rlock:            40             42           0.66          11.34         124.12          14119         104831           0.11         230.68       91678.34
          ------------------------------
          &(&mm->page_table_lock)->rlock             14          [<ffffffff8111e8f9>] handle_pte_fault+0x729/0x8c0
          &(&mm->page_table_lock)->rlock              3          [<ffffffff8111e2cb>] handle_pte_fault+0xfb/0x8c0
          &(&mm->page_table_lock)->rlock             25          [<ffffffff8111d176>] unmap_single_vma+0x2a6/0x6e0
          ------------------------------
          &(&mm->page_table_lock)->rlock              4          [<ffffffff8111e2cb>] handle_pte_fault+0xfb/0x8c0
          &(&mm->page_table_lock)->rlock             13          [<ffffffff8111e8f9>] handle_pte_fault+0x729/0x8c0
          &(&mm->page_table_lock)->rlock             25          [<ffffffff8111d176>] unmap_single_vma+0x2a6/0x6e0

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

                   &(&base->lock)->rlock:            37             37           0.49           6.68          53.26         498223        2504201           0.10         286.24     1361703.46
                   ---------------------
                   &(&base->lock)->rlock              7          [<ffffffff8104dafb>] lock_timer_base.clone.28+0x3b/0x70
                   &(&base->lock)->rlock             20          [<ffffffff8104e4a4>] run_timer_softirq+0x44/0x3f0
                   &(&base->lock)->rlock             10          [<ffffffff8104e8fb>] add_timer_on+0x5b/0xf0
                   ---------------------
                   &(&base->lock)->rlock             11          [<ffffffff8104dafb>] lock_timer_base.clone.28+0x3b/0x70
                   &(&base->lock)->rlock             12          [<ffffffff8104e8fb>] add_timer_on+0x5b/0xf0
                   &(&base->lock)->rlock             14          [<ffffffff8104e4a4>] run_timer_softirq+0x44/0x3f0

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

                                   key#6:            36             36           0.41           7.74          53.57          74396         425596           0.10         260.84      115822.36
                                   -----
                                   key#6             36          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#6             36          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80

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

                         tasklist_lock-W:            29             29           0.63          18.31         147.32             94            236           0.18          18.43         632.32
                         tasklist_lock-R:             0              0           0.00           0.00           0.00             70            538           0.15          15.85         996.18
                         ---------------
                           tasklist_lock             12          [<ffffffff81043813>] do_exit+0x203/0x940
                           tasklist_lock              7          [<ffffffff81043ab8>] do_exit+0x4a8/0x940
                           tasklist_lock             10          [<ffffffff81041f7a>] release_task+0x7a/0x4e0
                         ---------------
                           tasklist_lock              7          [<ffffffff81043813>] do_exit+0x203/0x940
                           tasklist_lock             19          [<ffffffff81041f7a>] release_task+0x7a/0x4e0
                           tasklist_lock              3          [<ffffffff81043ab8>] do_exit+0x4a8/0x940

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

                        &input_pool.lock:            26             26           0.36           1.70          26.10           1263         220644           0.11         215.01       59639.88
                        ----------------
                        &input_pool.lock             26          [<ffffffff81465fa9>] mix_pool_bytes.clone.7+0x49/0xb0
                        ----------------
                        &input_pool.lock             26          [<ffffffff81465fa9>] mix_pool_bytes.clone.7+0x49/0xb0

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

                           &lg->lg_mutex:             0             23          24.28        1700.34        7668.62             71         361204           4.36      105995.35    13484440.57
                           -------------
                           &lg->lg_mutex             23          [<ffffffff81223d03>] ext4_mb_initialize_context+0x163/0x1c0
                           -------------
                           &lg->lg_mutex             23          [<ffffffff81223d03>] ext4_mb_initialize_context+0x163/0x1c0

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

            &(&bp->indirect_lock)->rlock:            23             23           0.52           5.15          40.45            742           1860           0.12          40.03        2048.75
            ----------------------------
            &(&bp->indirect_lock)->rlock             13          [<ffffffffa02fc498>] bnx2_send_heart_beat+0x28/0x70 [bnx2]
            &(&bp->indirect_lock)->rlock             10          [<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             10          [<ffffffffa02f9a1e>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]

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

                                   key#7:            20             20           0.52           3.62          24.72          47030         213023           0.10          13.72       74472.17
                                   -----
                                   key#7             19          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80
                                   key#7              1          [<ffffffff813ccc55>] __percpu_counter_sum+0x15/0x80
                                   -----
                                   key#7              2          [<ffffffff813ccc55>] __percpu_counter_sum+0x15/0x80
                                   key#7             18          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80

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

             &(&sighand->siglock)->rlock:            17             17           0.57           6.73          37.38            141            410           0.09          16.00         528.80
             ---------------------------
             &(&sighand->siglock)->rlock              4          [<ffffffff81053688>] exit_signals+0x88/0x150
             &(&sighand->siglock)->rlock              6          [<ffffffff810ca1c3>] taskstats_exit+0x233/0x3c0
             &(&sighand->siglock)->rlock              5          [<ffffffff810a10a3>] acct_collect+0x193/0x1b0
             &(&sighand->siglock)->rlock              2          [<ffffffff81041fda>] release_task+0xda/0x4e0
             ---------------------------
             &(&sighand->siglock)->rlock              6          [<ffffffff810a10a3>] acct_collect+0x193/0x1b0
             &(&sighand->siglock)->rlock              3          [<ffffffff81053688>] exit_signals+0x88/0x150
             &(&sighand->siglock)->rlock              3          [<ffffffff810ca1c3>] taskstats_exit+0x233/0x3c0
             &(&sighand->siglock)->rlock              5          [<ffffffff81041fda>] release_task+0xda/0x4e0

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

                    &irq_desc_lock_class:             8              8           0.67          12.36          49.40            620        5886888           0.10         276.12     1099210.80
                    --------------------
                    &irq_desc_lock_class              4          [<ffffffff810c12ae>] handle_edge_irq+0x1e/0x110
                    &irq_desc_lock_class              2          [<ffffffff810c3a62>] irq_affinity_hint_proc_show+0x42/0x90
                    &irq_desc_lock_class              2          [<ffffffff810bec93>] handle_irq_event+0x53/0x70
                    --------------------
                    &irq_desc_lock_class              6          [<ffffffff810c4305>] show_interrupts+0x125/0x310
                    &irq_desc_lock_class              1          [<ffffffff810c12ae>] handle_edge_irq+0x1e/0x110
                    &irq_desc_lock_class              1          [<ffffffff810bec93>] handle_irq_event+0x53/0x70

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

                               &pl->lock:             2              2           1.14           1.28           2.43            111            171           0.11          12.17         359.00
                               ---------
                               &pl->lock              2          [<ffffffff813afb62>] fprop_reflect_period_percpu.clone.3+0x32/0xf0
                               ---------
                               &pl->lock              2          [<ffffffff813afb62>] fprop_reflect_period_percpu.clone.3+0x32/0xf0

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

                         &sem->wait_lock:             1              1           1.20           1.20           1.20            196            239           0.15          24.34         968.44
                         ---------------
                         &sem->wait_lock              1          [<ffffffff81697e86>] rwsem_down_failed_common+0x46/0x160
                         ---------------
                         &sem->wait_lock              1          [<ffffffff81697e86>] rwsem_down_failed_common+0x46/0x160

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

                             &pipe->wait:             1              1           0.90           0.90           0.90            138           2191           0.11          15.56         497.89
                             -----------
                             &pipe->wait              1          [<ffffffff810636b1>] remove_wait_queue+0x21/0x70
                             -----------
                             &pipe->wait              1          [<ffffffff8106e7f7>] __wake_up_sync_key+0x37/0x80

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

              &sb->s_type->i_mutex_key#7:             1              1          21.28          21.28          21.28             35            254           0.18          17.20         194.95
              --------------------------
              &sb->s_type->i_mutex_key#7              1          [<ffffffff81153d6a>] pipe_write+0x7a/0x5d0
              --------------------------
              &sb->s_type->i_mutex_key#7              1          [<ffffffff8115434e>] pipe_read+0x8e/0x510

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

                                   key#1:             1              1           0.67           0.67           0.67          32155         128045           0.10         260.80       80077.14
                                   -----
                                   key#1              1          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#1              1          [<ffffffff813ccae0>] __percpu_counter_add+0x50/0x80

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

                             sysfs_mutex:             0              0           0.00           0.00           0.00              7          97838           0.15          64.83       20931.49
                                 sb_lock:             0              0           0.00           0.00           0.00             28           2348           0.11          48.44        1667.52
                                pgd_lock:             0              0           0.00           0.00           0.00             23             30           0.22           2.30          37.20
                     file_systems_lock-R:             0              0           0.00           0.00           0.00              1              1          14.92          14.92          14.92
              &rcu_sched_state.onofflock:             0              0           0.00           0.00           0.00           6184           9699           1.63         203.81       88756.75
                              xtime_lock:             0              0           0.00           0.00           0.00              0          47958           2.86         295.74      787800.20
                   &(&gcwq->lock)->rlock:             0              0           0.00           0.00           0.00            140         199063           0.13         225.78      530273.01
                           watchdog_lock:             0              0           0.00           0.00           0.00            960            960           3.48          19.06        7764.14
                  random_write_wait.lock:             0              0           0.00           0.00           0.00              8             58           0.11           0.95          13.08
                             pidmap_lock:             0              0           0.00           0.00           0.00             68            117           0.26           6.28          90.31
                &(&p->alloc_lock)->rlock:             0              0           0.00           0.00           0.00            119            472           0.10           9.88         445.94
              &sb->s_type->i_mutex_key#4:             0              0           0.00           0.00           0.00              3              9           3.44          10.19          49.18
                &(&stopper->lock)->rlock:             0              0           0.00           0.00           0.00              0             21           0.11           7.45          24.74
                              &x->wait#2:             0              0           0.00           0.00           0.00              7             14           0.17           0.93           7.15
                              &x->wait#3:             0              0           0.00           0.00           0.00              0              4           0.12           0.46           1.03
                        &namespace_sem-R:             0              0           0.00           0.00           0.00              1              9           0.20         161.57         348.85
                &rcu_sched_state.fqslock:             0              0           0.00           0.00           0.00              0           9407           0.11         247.84       95442.27
                             &p->pi_lock:             0              0           0.00           0.00           0.00       16416590       27579676           0.10         336.60   129190709.86
                           vmlist_lock-R:             0              0           0.00           0.00           0.00              0              2           5.30          14.47          19.77
                             sysctl_lock:             0              0           0.00           0.00           0.00              2             22           0.11           0.45           3.81
                          &port_lock_key:             0              0           0.00           0.00           0.00              3             13           0.11          21.40          78.21
                         nl_table_lock-R:             0              0           0.00           0.00           0.00              0             35           0.11           0.56           7.91
               &sb->s_type->i_lock_key#8:             0              0           0.00           0.00           0.00              1             49           0.09           1.07          11.67
                      nl_table_wait.lock:             0              0           0.00           0.00           0.00              0             35           0.11           0.30           6.41
                      call_function.lock:             0              0           0.00           0.00           0.00          20034          20288           0.11          18.81       31521.30
                               balancing:             0              0           0.00           0.00           0.00              0         485986           0.07          91.65      539136.48
                                bdi_lock:             0              0           0.00           0.00           0.00              0              2          23.77          25.24          49.01
                         pci_config_lock:             0              0           0.00           0.00           0.00           4441           8607           1.02           4.95       13643.29
                                  &timer:             0              0           0.00           0.00           0.00              0            189           0.08          43.12         574.41
                            sb_writers-R:             0              0           0.00           0.00           0.00              0              9           4.61          13.15          66.35
                                     key:             0              0           0.00           0.00           0.00             40            738           0.10           1.27         192.99
                                events-R:             0              0           0.00           0.00           0.00              0          23081           3.13         254.72      264674.79
                         &cpu_base->lock:             0              0           0.00           0.00           0.00            171        4607306           0.11         304.61    26139449.77
               &sb->s_type->i_lock_key#9:             0              0           0.00           0.00           0.00              4             49           0.09           5.80          19.66
                               bdev_lock:             0              0           0.00           0.00           0.00              0              2           6.07          18.35          24.42
                &type->i_mutex_dir_key#2:             0              0           0.00           0.00           0.00             15            148           0.65          70.92        2207.45
                               tty_mutex:             0              0           0.00           0.00           0.00              0              6           0.70           3.96           9.35
                              &tbl->lock:             0              0           0.00           0.00           0.00              0            583           0.11          35.71         463.86
         &(&lg->lg_prealloc_lock)->rlock:             0              0           0.00           0.00           0.00            477         361204           0.11          66.10       49837.79
                          files_lglock-R:             0              0           0.00           0.00           0.00              0        4531860           0.08         294.70      734687.97
                  &mapping->i_mmap_mutex:             0              0           0.00           0.00           0.00            138            676           0.15           6.91         366.01
                   &fsnotify_mark_srcu-R:             0              0           0.00           0.00           0.00              0       19668933           0.07         229.02     1598509.03
                     &sig->group_rwsem-R:             0              0           0.00           0.00           0.00             63            110           0.44          23.35         377.60
                        proc_subdir_lock:             0              0           0.00           0.00           0.00             12           4087           0.13          10.69        3422.59
               &sb->s_type->i_lock_key#4:             0              0           0.00           0.00           0.00              2          47454           0.08           7.49        8056.14
               &sb->s_type->i_lock_key#3:             0              0           0.00           0.00           0.00             22            275           0.09          12.59         133.01
        &(kretprobe_table_locks[i].lock):             0              0           0.00           0.00           0.00             57             59           0.17           5.80          44.44
                            &port->mutex:             0              0           0.00           0.00           0.00              2              3           1.42           2.30           5.18
                   &(&uhci->lock)->rlock:             0              0           0.00           0.00           0.00              0           1918           7.52          17.76       19183.47
         &(&ent->pde_unload_lock)->rlock:             0              0           0.00           0.00           0.00            183          11060           0.10           0.97        1386.58
                           &ndev->lock-R:             0              0           0.00           0.00           0.00              0             21           0.13           0.90           8.88
                 &(&mc->mca_lock)->rlock:             0              0           0.00           0.00           0.00              0              7           0.19           0.30           1.86
                      rcu_read_lock_bh-R:             0              0           0.00           0.00           0.00              0            111           0.08           6.36          83.27
                    addrconf_verify_lock:             0              0           0.00           0.00           0.00              0              7           2.52           2.93          19.02
                             &vha->timer:             0              0           0.00           0.00           0.00              0           8607           1.72          24.53       60404.37
                               cdev_lock:             0              0           0.00           0.00           0.00              2              4           0.40           1.02           3.21
                           big_tty_mutex:             0              0           0.00           0.00           0.00              0              8           0.11           6.48          18.33
                     &tty->termios_mutex:             0              0           0.00           0.00           0.00              1              1           0.67           0.67           0.67
                        &tty->write_wait:             0              0           0.00           0.00           0.00              2              7           0.11           0.71           1.83
                          tty_files_lock:             0              0           0.00           0.00           0.00              0              8           0.11           0.52           1.96
                            &ld->wq_idle:             0              0           0.00           0.00           0.00              2              2           0.48           0.56           1.04
                   &(&port->lock)->rlock:             0              0           0.00           0.00           0.00              0              4           0.13           0.32           0.85
                      &(&i->lock)->rlock:             0              0           0.00           0.00           0.00              0              4          16.31          25.13          84.12
                  &sig->cred_guard_mutex:             0              0           0.00           0.00           0.00              7              7         240.32        6701.55       21140.08
                        &anon_vma->mutex:             0              0           0.00           0.00           0.00           9843          46094           0.15         211.30       26898.88
                             rename_lock:             0              0           0.00           0.00           0.00              2             82           0.33          63.44         156.85
                         &mm->mmap_sem/1:             0              0           0.00           0.00           0.00              0              6          41.91         796.60        2220.86
        &(&mm->page_table_lock)->rlock/1:             0              0           0.00           0.00           0.00              1            158           0.14         128.93        1510.45
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              0              6           0.13           0.93           2.67
                  &type->i_mutex_dir_key:             0              0           0.00           0.00           0.00             12           4039           3.02          31.75       20284.02
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              0              6           0.13           0.77           2.63
              &sb->s_type->i_mutex_key#6:             0              0           0.00           0.00           0.00              7             51           2.00          22.14         637.00
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              0              6           0.13           0.83           2.57
                                &p->lock:             0              0           0.00           0.00           0.00              0           2656           0.20         339.70       40952.67
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              0              6           0.13           0.67           1.92
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              0              6           0.13           0.74           2.58
            &sb->s_type->i_mutex_key#7/1:             0              0           0.00           0.00           0.00              2              2           1.10           2.06           3.17
                          sb_writers#3-R:             0              0           0.00           0.00           0.00              0              2           3.22           6.28           9.50
                 &tty->atomic_write_lock:             0              0           0.00           0.00           0.00              0              1          16.91          16.91          16.91
                         unix_table_lock:             0              0           0.00           0.00           0.00              3             14           0.12           5.54          10.28
                            &u->readlock:             0              0           0.00           0.00           0.00              3              3           7.53          14.40          33.83
                  sysfs_open_dirent_lock:             0              0           0.00           0.00           0.00              7          28698           0.11           0.71        3409.83
                          &buffer->mutex:             0              0           0.00           0.00           0.00              0           9566           1.04          73.44       24118.37
                               swap_lock:             0              0           0.00           0.00           0.00              0              2           0.37           0.65           1.02
                               uts_sem-R:             0              0           0.00           0.00           0.00              0              2           0.83           0.97           1.80
                               &wq->wait:             0              0           0.00           0.00           0.00              6              9           0.11          11.96          31.77
                          sb_writers#4-R:             0              0           0.00           0.00           0.00              0             10           0.46           3.04          14.10
                    &(&f->f_lock)->rlock:             0              0           0.00           0.00           0.00              1              3           0.37           1.18           2.58
                      &(&u->lock)->rlock:             0              0           0.00           0.00           0.00              3             14           0.13           3.84          19.17
      &af_unix_sk_receive_queue_lock_key:             0              0           0.00           0.00           0.00              7             18           0.11           1.03           6.04
                           &u->peer_wait:             0              0           0.00           0.00           0.00              4              9           0.12           0.78           2.70
                  &(&ioc->lock)->rlock/1:             0              0           0.00           0.00           0.00             53             57           0.18           0.63          20.37
                  &(&ioc->lock)->rlock#2:             0              0           0.00           0.00           0.00              0             57           0.12           0.31           7.76
                          &hcd->rh_timer:             0              0           0.00           0.00           0.00              0           1918           8.38          22.34       24639.85
   &(&transaction->t_handle_lock)->rlo#2:             0              0           0.00           0.00           0.00         165594         257610           0.11         209.09      343352.27
      &(&journal->j_history_lock)->rlock:             0              0           0.00           0.00           0.00           1988         165728           0.12         198.95       81223.65
             &journal->j_wait_logspace#2:             0              0           0.00           0.00           0.00         121257         165649           0.11         222.08      112717.77
                   random_read_wait.lock:             0              0           0.00           0.00           0.00           1708          46886           0.11           7.10       13000.33
                           binfmt_lock-R:             0              0           0.00           0.00           0.00              6             15           0.17           1.22           7.31
                              rtnl_mutex:             0              0           0.00           0.00           0.00              0              3           0.91           5.62           8.02
                          tty_ldisc_lock:             0              0           0.00           0.00           0.00              2              2           0.68           0.80           1.48
                         rcu_read_lock-R:             0              0           0.00           0.00           0.00              0      319615168           0.07        1265.20   290516932.49
                          &(work)->timer:             0              0           0.00           0.00           0.00              0          23017           0.68          67.94      212413.69
                &type->i_mutex_dir_key#3:             0              0           0.00           0.00           0.00              2              4           0.22       19960.03       20567.20
                           clock-AF_UNIX:             0              0           0.00           0.00           0.00              1              6           0.11           0.50           1.58
                 &journal->j_wait_commit:             0              0           0.00           0.00           0.00              6              8           0.12           1.27           5.57
            &journal->j_wait_done_commit:             0              0           0.00           0.00           0.00              3              8           0.12           2.07           4.22
                         (&(work)->work):             0              0           0.00           0.00           0.00              0          23017           2.79         253.90      248723.43
                       &tty->ldisc_mutex:             0              0           0.00           0.00           0.00              0              2           0.36           0.39           0.75
                             fasync_lock:             0              0           0.00           0.00           0.00              0              2           0.44           0.63           1.07
                        &ei->xattr_sem-R:             0              0           0.00           0.00           0.00              4              8           0.24           0.77           3.90
                            events_nrt-R:             0              0           0.00           0.00           0.00              0             48        1191.71        1226.43       57720.18
                         &watchdog_timer:             0              0           0.00           0.00           0.00              0            960           4.07          21.84        9073.91
                                   key#2:             0              0           0.00           0.00           0.00            103            104           0.43           6.44         146.77
                    &(&u->lock)->rlock/1:             0              0           0.00           0.00           0.00              2              2           0.11           0.11           0.22
                          sb_writers#7-R:             0              0           0.00           0.00           0.00              0            415           4.16         424.90        3460.13
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              0              6           0.13           0.83           2.73
              &type->i_mutex_dir_key#3/1:             0              0           0.00           0.00           0.00              1              1          26.90          26.90          26.90
              &sb->s_type->i_mutex_key#9:             0              0           0.00           0.00           0.00              2              3           1.65           4.32           9.36
                       &tty->output_lock:             0              0           0.00           0.00           0.00              0              2           5.71           6.66          12.38
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              0             10           0.66         363.60         881.07
               &s->s_dquot.dqonoff_mutex:             0              0           0.00           0.00           0.00              0              8           0.17           3.03           6.72
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00             12            414           3.80         293.82        2871.22
   &(&transaction->t_handle_lock)->rlock:             0              0           0.00           0.00           0.00              9            870           0.11           2.99         255.18
                              jbd_handle:             0              0           0.00           0.00           0.00              0            433           2.00         254.32        2225.10
                     &sbi->s_orphan_lock:             0              0           0.00           0.00           0.00              2              2           3.31          11.73          15.04
         &(&journal->j_list_lock)->rlock:             0              0           0.00           0.00           0.00             14            578           0.13           8.43         206.05
       &(&journal->j_revoke_lock)->rlock:             0              0           0.00           0.00           0.00              3              7           0.13           5.08           7.14
                &journal->j_wait_updates:             0              0           0.00           0.00           0.00              9            433           0.11           2.07          64.33
                     &ei->truncate_mutex:             0              0           0.00           0.00           0.00              3              9           0.79         128.94         166.62
           &(&bgl->locks[i].lock)->rlock:             0              0           0.00           0.00           0.00              4             10           0.13           0.49           2.52
         &(&sbi->s_next_gen_lock)->rlock:             0              0           0.00           0.00           0.00              1              1           0.39           0.39           0.39
                          file_lock_lock:             0              0           0.00           0.00           0.00              2              3           0.90           5.35           7.96
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              0              6           0.13           0.53           2.02
                    &(&ifa->lock)->rlock:             0              0           0.00           0.00           0.00              0             14           0.12           0.31           2.77
                         &tb->tb6_lock-W:             0              0           0.00           0.00           0.00              0             58           0.16          26.45         258.54
                         &tb->tb6_lock-R:             0              0           0.00           0.00           0.00              0              7           1.44           2.54          14.68
                      fib6_walker_lock-W:             0              0           0.00           0.00           0.00              0             64           0.11           1.10          13.61
                      fib6_walker_lock-R:             0              0           0.00           0.00           0.00              0             10           0.14           0.93           2.97
                           slock-AF_INET:             0              0           0.00           0.00           0.00              0              3           0.16           0.83           1.15
                           clock-AF_INET:             0              0           0.00           0.00           0.00              0              3           0.14           0.59           0.88
                        &vfsmount_lock-R:             0              0           0.00           0.00           0.00              0       22980457           0.08         289.33    17415946.87
          &(&table->hash[i].lock)->rlock:             0              0           0.00           0.00           0.00              0             55           0.22           0.56          20.86
                        rt_uncached_lock:             0              0           0.00           0.00           0.00              0             63           0.21           0.53          20.72
        &(&journal->j_state_lock)->rlock:             0              0           0.00           0.00           0.00             19            920           0.11          16.11         570.91
               &sb->s_type->i_lock_key#1:             0              0           0.00           0.00           0.00             43            702           0.08           5.60         247.09
                     edac_pci_ctls_mutex:             0              0           0.00           0.00           0.00            136            457           1.05          11.91        2224.53
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           4608           0.58           3.76        3280.53
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           9216           0.52          40.74        7411.68
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           4512           0.30          53.88        2974.18
                &journal->j_commit_timer:             0              0           0.00           0.00           0.00              0              8           0.08           9.35          29.22
     &journal->j_wait_transaction_locked:             0              0           0.00           0.00           0.00              3              4           0.40           0.90           2.33
                              &x->wait#1:             0              0           0.00           0.00           0.00              2              3           0.38           5.10           6.18
                 &dev->mode_config.mutex:             0              0           0.00           0.00           0.00              0             48        1189.00        1222.98       57543.88
             &dev->mode_config.idr_mutex:             0              0           0.00           0.00           0.00              0             48           0.64           5.06          59.91
                 &(&bp->phy_lock)->rlock:             0              0           0.00           0.00           0.00             30            452           0.25          59.65        2154.97
                             &ipmi_timer:             0              0           0.00           0.00           0.00              0            479           4.40          15.80        3747.02
          &(&dev->tx_global_lock)->rlock:             0              0           0.00           0.00           0.00              0             96           3.84          14.82         899.49
                           _xmit_ETHER#2:             0              0           0.00           0.00           0.00              0            768           0.12           0.74         206.47
                 &(&list->lock)->rlock#2:             0              0           0.00           0.00           0.00              0            768           0.11           3.86         236.06
                              &n->lock-W:             0              0           0.00           0.00           0.00              0             86           0.13           2.45          46.28
                              &n->lock-R:             0              0           0.00           0.00           0.00              0             11           0.22           2.23           7.33
                    &(&pci->work)->timer:             0              0           0.00           0.00           0.00              0            457           5.07          37.81        6292.31
                           edac-poller-R:             0              0           0.00           0.00           0.00              0            457           1.93          14.95        3420.28
                   (&(&pci->work)->work):             0              0           0.00           0.00           0.00              0            457           1.56          14.18        2981.11
      &(&intf->waiting_msgs_lock)->rlock:             0              0           0.00           0.00           0.00              0            479           0.31           2.05         248.36
               &(&intf->seq_lock)->rlock:             0              0           0.00           0.00           0.00              0            479           0.42           1.84         481.31
                              &bp->timer:             0              0           0.00           0.00           0.00              0            479           5.34          16.92        3841.81
                            s_active#6-R:             0              0           0.00           0.00           0.00              0            388           0.30           1.43         262.98
                            s_active#6-R:             0              0           0.00           0.00           0.00              0            204           0.38           1.22         133.52
                            s_active#6-R:             0              0           0.00           0.00           0.00              0            204           0.61           1.44         156.15
                 &(&list->lock)->rlock#4:             0              0           0.00           0.00           0.00              0             11           0.11           0.28           1.90
                        &wq->flush_mutex:             0              0           0.00           0.00           0.00              1              4           0.70           3.57           8.16
                          icmp6_dst_lock:             0              0           0.00           0.00           0.00              0             16           0.17           0.98           6.54
                 &(&bdi->wb_lock)->rlock:             0              0           0.00           0.00           0.00             32            190           0.11          11.00         161.15
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              0             26           0.13      202100.58     2396654.41
                               kblockd-R:             0              0           0.00           0.00           0.00              0          42768           1.58         298.61      791155.63
               &journal->j_wait_logspace:             0              0           0.00           0.00           0.00              3              4           0.22           2.49           3.76
          &(&(&n->ha_lock)->lock)->rlock:             0              0           0.00           0.00           0.00              0              4           0.14           0.19           0.66
                 mm/page-writeback.c:144:             0              0           0.00           0.00           0.00              0            160           6.78          20.71        1843.13
                    &dev->watchdog_timer:             0              0           0.00           0.00           0.00              0             96           4.19          16.17         975.87
   &(&dev->mode_config.output_poll_work):             0              0           0.00           0.00           0.00              0             48           1.10          17.74         403.28
   (&(&dev->mode_config.output_poll_work:             0              0           0.00           0.00           0.00              0             48        1191.39        1225.68       57686.95
                 &(&tbl->gc_work)->timer:             0              0           0.00           0.00           0.00              0             64           3.97          21.32         531.95
                (&(&tbl->gc_work)->work):             0              0           0.00           0.00           0.00              0             64           5.40          47.51         634.46
                    &in_dev->mr_gq_timer:             0              0           0.00           0.00           0.00              0              8           1.03           2.62          14.06
                &net->ipv6.ip6_fib_timer:             0              0           0.00           0.00           0.00              0             16          13.08          44.91         357.10
                            fib6_gc_lock:             0              0           0.00           0.00           0.00              0             16          12.16          43.22         331.00
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              0             12           0.13           2.36           7.84
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              0              6           0.13           0.67           2.40
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              0             24           0.13           0.89           8.57
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              0              6           0.13           0.85           2.93
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              0              6           0.12           0.84           2.65
            &(&(&tk->lock)->lock)->rlock:             0              0           0.00           0.00           0.00              0          47958           1.75         258.11      636138.71
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              0              6           0.13           0.85           3.12
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              0              6           0.11           0.77           2.61
                              &x->wait#2:             0              0           0.00           0.00           0.00              8             12           0.15          13.72          41.26
                              &x->wait#2:             0              0           0.00           0.00           0.00              0         353384           0.11           5.21       53959.59
                                   key#1:             0              0           0.00           0.00           0.00             22             22           0.43           0.71          13.56
                                       t:             0              0           0.00           0.00           0.00              0             48           2.61           8.99         268.78
                        &f->secret_timer:             0              0           0.00           0.00           0.00              0              2          26.23          37.97          64.21
                                &f->lock:             0              0           0.00           0.00           0.00              0              2          24.76          32.61          57.37
                          &fc->rnd_timer:             0              0           0.00           0.00           0.00              0              1          16.76          16.76          16.76
                       &wb->wakeup_timer:             0              0           0.00           0.00           0.00              0              3           5.77          13.07          24.95
               &sb->s_type->i_lock_key#1:             0              0           0.00           0.00           0.00        4543075       43436718           0.08         436.16     8845462.03
                                   key#1:             0              0           0.00           0.00           0.00           2118          12547           0.11          40.13        3678.01
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              0           1090          19.39    19545835.85   123133974.53
                       &ei->i_data_sem-W:             0              0           0.00           0.00           0.00         225178        3442453           0.10      106187.54    42513464.00
                       &ei->i_data_sem-R:             0              0           0.00           0.00           0.00        1679400       30749178           0.32         386.88    34969150.82
   &(&(ei->i_block_reservation_lock))->r:             0              0           0.00           0.00           0.00        1611540       61034118           0.10         291.49     9515995.28
                          sb_writers#1-R:             0              0           0.00           0.00           0.00              0       21874995           1.09     1010341.55  1293043723.28
        &meta_group_info[i]->alloc_sem-R:             0              0           0.00           0.00           0.00         406272        1410209           0.25         203.51      943799.20
                      &ei->xattr_sem#2-R:             0              0           0.00           0.00           0.00         197826        1410209           0.10         196.59      184051.60
              &(&sbi->s_bal_lock)->rlock:             0              0           0.00           0.00           0.00            180            637           0.11          10.38         354.00
                                   key#1:             0              0           0.00           0.00           0.00              0             10           0.12           0.28           1.41
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00         223116       20281280           2.55     1011238.81  1151103076.05
          &(&ei->i_prealloc_lock)->rlock:             0              0           0.00           0.00           0.00        1228225        1816749           0.10         328.24      301661.56
               (&(&q->delay_work)->work):             0              0           0.00           0.00           0.00              0          42768           0.65         297.82      740469.54
                  &(&pa->pa_lock)->rlock:             0              0           0.00           0.00           0.00            429         737346           0.11          76.69      126030.22
      &(&ei->i_completed_io_lock)->rlock:             0              0           0.00           0.00           0.00         221766         612978           0.10         259.35      107029.79
                         sb_internal#2-R:             0              0           0.00           0.00           0.00              0         203771          18.54      106240.34    44677616.91
                      ext4-dio-unwritten:             0              0           0.00           0.00           0.00              0              4           0.07           0.23           0.58
                  &rl->wait[BLK_RW_SYNC]:             0              0           0.00           0.00           0.00             11            340           0.14          24.07         497.24
                             jbd2_handle:             0              0           0.00           0.00           0.00              0       24940818           0.30     1007930.61   436482491.80
                 &rl->wait[BLK_RW_ASYNC]:             0              0           0.00           0.00           0.00             61          39218           0.13          17.15       66323.29
     &(&journal->j_revoke_lock)->rlock#2:             0              0           0.00           0.00           0.00          22560          96190           0.10         121.72       44960.93
              &journal->j_commit_timer#2:             0              0           0.00           0.00           0.00              0         165728           0.07           5.83       16871.97
                     &sig->wait_chldexit:             0              0           0.00           0.00           0.00             68           1007           0.11          11.22         310.51
                &child->perf_event_mutex:             0              0           0.00           0.00           0.00             58             59           0.19           1.46          29.80
                 &sb->s_type->i_lock_key:             0              0           0.00           0.00           0.00              8             50           0.14           0.70          20.52
                                ntp_lock:             0              0           0.00           0.00           0.00              0          96395           0.10           3.77       29420.75
                  &nonblocking_pool.lock:             0              0           0.00           0.00           0.00              8          98640           0.11         282.85       57651.30
