From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konstantinos Skarlatos Subject: Re: Blocked for more than 120 seconds Date: Sat, 03 Dec 2011 16:36:44 +0200 Message-ID: <4EDA33FC.5020206@gmail.com> References: <4ED34359.6010305@robotech.de> <1322472549.1962.2.camel@Nokia-N900> <4ED5FAEF.8070400@robotech.de> <20111130141006.GY24338@shiny> <4ED738E5.3080200@robotech.de> <20111201184158.GB10535@shiny> <4ED8D6C8.4020609@robotech.de> <4ED8ED36.3080105@gmail.com> <4ED8F34F.8090609@robotech.de> <4ED92CA6.3030302@gmail.com> <4ED96EE6.2010308@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Cc: linux-btrfs@vger.kernel.org To: Tobias Return-path: In-Reply-To: <4ED96EE6.2010308@gmail.com> List-ID: unfortunately i was wrong. rc4 does not fix this issue for me when=20 rsyncing large amounts of data... my mount options: mount -o loop,compress=3Dzlib,compress-force btrfs_test /storage/btrfs the filesystem is a file on a raid5 xfs volume. [15481.098588] INFO: task loop0:1729 blocked for more than 120 seconds. [15481.099571] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"=20 disables this message. [15481.100564] loop0 D 000000010044b6c5 0 1729 2=20 0x00000000 [15481.101550] ffff8801f9b31b30 0000000000000046 0000000000000000=20 0000000000000000 [15481.102548] ffff880200950e40 ffff8801f9b31fd8 ffff8801f9b31fd8=20 ffff8801f9b31fd8 [15481.103539] ffff880202cb7200 ffff880200950e40 0000000000000002=20 ffff8801f9b31b78 [15481.104533] Call Trace: [15481.105531] [] ? find_get_pages_tag+0x125/0x150 [15481.106541] [] ? pagevec_lookup_tag+0x25/0x40 [15481.107552] [] ? read_tsc+0x9/0x20 [15481.108576] [] ? ktime_get_ts+0xad/0xe0 [15481.109592] [] ? __lock_page+0x70/0x70 [15481.110607] [] schedule+0x3f/0x60 [15481.111619] [] io_schedule+0x8f/0xd0 [15481.112641] [] sleep_on_page+0xe/0x20 [15481.113639] [] __wait_on_bit+0x5f/0x90 [15481.114629] [] wait_on_page_bit+0x78/0x80 [15481.115628] [] ?=20 autoremove_wake_function+0x40/0x40 [15481.116614] [] filemap_fdatawait_range+0x10c/0x1a= 0 [15481.117613] []=20 filemap_write_and_wait_range+0x68/0x80 [15481.118630] [] xfs_file_fsync+0x54/0x340 [xfs] [15481.119629] [] vfs_fsync+0x2b/0x40 [15481.120627] [] do_bio_filebacked+0x1b2/0x320=20 [loop] [15481.121645] [] ? end_workqueue_bio+0x9c/0xa0=20 [btrfs] [15481.122668] [] loop_thread+0xbb/0x260 [loop] [15481.123674] [] ? abort_exclusive_wait+0xb0/0xb0 [15481.124676] [] ? do_bio_filebacked+0x320/0x320=20 [loop] [15481.125698] [] kthread+0x8c/0xa0 [15481.126710] [] kernel_thread_helper+0x4/0x10 [15481.127721] [] ? kthread_worker_fn+0x190/0x190 [15481.128742] [] ? gs_change+0x13/0x13 [15481.129728] INFO: task btrfs-transacti:1756 blocked for more than=20 120 seconds. [15481.130706] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"=20 disables this message. [15481.131702] btrfs-transacti D ffff8801f9ab7200 0 1756 2=20 0x00000000 [15481.132723] ffff8801e7533bc0 0000000000000046 ffff88020fc93400=20 0000000000000002 [15481.133744] ffff8801f9ab7200 ffff8801e7533fd8 ffff8801e7533fd8=20 ffff8801e7533fd8 [15481.134771] ffff880200950e40 ffff8801f9ab7200 ffff8801e7533b10=20 0000000081051ae2 [15481.135813] Call Trace: [15481.136828] [] ?=20 ttwu_do_activate.constprop.172+0x66/0x70 [15481.137863] [] ? try_to_wake_up+0x1de/0x290 [15481.138914] [] schedule+0x3f/0x60 [15481.139956] [] schedule_timeout+0x305/0x390 [15481.141007] [] ? __wake_up+0x53/0x70 [15481.142074] [] wait_for_common+0xc8/0x160 [15481.143124] [] ? try_to_wake_up+0x290/0x290 [15481.144170] [] wait_for_completion+0x1d/0x20 [15481.145229] [] write_dev_flush+0x4b/0x140 [btrfs] [15481.146275] [] write_all_supers+0x6f6/0x800=20 [btrfs] [15481.147317] [] write_ctree_super+0x13/0x20 [btrfs= ] [15481.148354] []=20 btrfs_commit_transaction+0x63d/0x880 [btrfs] [15481.149397] [] ? abort_exclusive_wait+0xb0/0xb0 [15481.150416] [] ? start_transaction+0x94/0x2b0=20 [btrfs] [15481.151444] [] transaction_kthread+0x26d/0x290=20 [btrfs] [15481.152492] [] ? btrfs_congested_fn+0xd0/0xd0=20 [btrfs] [15481.153519] [] kthread+0x8c/0xa0 [15481.154542] [] kernel_thread_helper+0x4/0x10 [15481.155553] [] ? kthread_worker_fn+0x190/0x190 [15481.156522] [] ? gs_change+0x13/0x13 [15481.157501] INFO: task smbd:2058 blocked for more than 120 seconds. [15481.158513] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"=20 disables this message. [15481.159519] smbd D 000000010044b8d7 0 2058 823=20 0x00000004 [15481.160544] ffff88005cf37a08 0000000000000082 ffff88005cf37938=20 ffffffff81371188 [15481.161588] ffff8802012e63c0 ffff88005cf37fd8 ffff88005cf37fd8=20 ffff88005cf37fd8 [15481.162658] ffff880202d21c80 ffff8802012e63c0 ffff8802012769c0=20 0000000000000246 [15481.163708] Call Trace: [15481.164736] [] ? sch_direct_xmit+0x68/0x1d0 [15481.165781] [] ? dev_queue_xmit+0x200/0x680 [15481.166805] [] ? ip_forward_options+0x1c0/0x1c0 [15481.167822] [] ? ip_finish_output+0x18e/0x310 [15481.168850] [] ? read_tsc+0x9/0x20 [15481.169853] [] ? ktime_get_ts+0xad/0xe0 [15481.170849] [] ? __lock_page+0x70/0x70 [15481.171858] [] schedule+0x3f/0x60 [15481.172851] [] io_schedule+0x8f/0xd0 [15481.173844] [] sleep_on_page+0xe/0x20 [15481.174836] [] __wait_on_bit+0x5f/0x90 [15481.175845] [] wait_on_page_bit+0x78/0x80 [15481.176842] [] ?=20 autoremove_wake_function+0x40/0x40 [15481.177845] []=20 grab_cache_page_write_begin+0x95/0xe0 [15481.178872] [] ? xfs_get_blocks_direct+0x20/0x20=20 [xfs] [15481.179888] [] block_write_begin+0x38/0xa0 [15481.180904] [] xfs_vm_write_begin+0x43/0x70 [xfs] [15481.181928] []=20 generic_file_buffered_write+0x10c/0x270 [15481.182955] [] ? xfs_iunlock+0x116/0x180 [xfs] [15481.183979] []=20 xfs_file_buffered_aio_write+0x10f/0x200 [xfs] [15481.185011] [] xfs_file_aio_write+0x172/0x2a0=20 [xfs] [15481.186052] [] do_sync_write+0xd2/0x110 [15481.187073] [] ?=20 security_file_permission+0x2c/0xb0 [15481.188096] [] ? rw_verify_area+0x61/0xf0 [15481.189127] [] vfs_write+0xaf/0x180 [15481.190141] [] sys_pwrite64+0x82/0xb0 [15481.191149] [] system_call_fastpath+0x16/0x1b [15481.192171] INFO: task kworker/2:3:3713 blocked for more than 120=20 seconds. [15481.193191] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"=20 disables this message. [15481.194224] kworker/2:3 D 0000000000000000 0 3713 2=20 0x00000000 [15481.195273] ffff880005d49cc0 0000000000000046 0000000246417c40=20 0000000800000000 [15481.196304] ffff8802013eaac0 ffff880005d49fd8 ffff880005d49fd8=20 ffff880005d49fd8 [15481.197329] ffff8802013eeae0 ffff8802013eaac0 ffff880005d49c20=20 ffffffffa03a3fcb [15481.198345] Call Trace: [15481.199365] [] ? xfs_buf_iorequest+0x6b/0x100=20 [xfs] [15481.200393] [] ? xlog_bdstrat+0x23/0x60 [xfs] [15481.201408] [] ? xlog_sync+0x1d7/0x3c0 [xfs] [15481.202419] [] schedule+0x3f/0x60 [15481.203418] [] _xfs_log_force_lsn+0x29b/0x2d0=20 [xfs] [15481.204420] [] ? try_to_wake_up+0x290/0x290 [15481.205438] [] xfs_trans_commit+0x29b/0x2b0 [xfs] [15481.206450] [] ? xfs_sync_inode_attr+0xf0/0xf0=20 [xfs] [15481.207466] [] xfs_fs_log_dummy+0x62/0x90 [xfs] [15481.208486] [] ? refresh_cpu_vm_stats+0x1a0/0x1a0 [15481.209504] [] xfs_sync_worker+0x84/0x90 [xfs] [15481.210518] [] process_one_work+0x116/0x4d0 [15481.211531] [] worker_thread+0x15e/0x350 [15481.212559] [] ?=20 manage_workers.isra.29+0x230/0x230 [15481.213573] [] kthread+0x8c/0xa0 [15481.214577] [] kernel_thread_helper+0x4/0x10 [15481.215596] [] ? kthread_worker_fn+0x190/0x190 [15481.216600] [] ? gs_change+0x13/0x13 [15601.215172] INFO: task xfsbufd/md127:527 blocked for more than 120=20 seconds. [15601.216198] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"=20 disables this message. [15601.217226] xfsbufd/md127 D 00000001004562e8 0 527 2=20 0x00000000 [15601.218264] ffff8801f912fab0 0000000000000046 0000000100000000=20 0000000300000001 [15601.219326] ffff8802009dc740 ffff8801f912ffd8 ffff8801f912ffd8=20 ffff8801f912ffd8 [15601.220375] ffffffff8180d020 ffff8802009dc740 ffff8801f912fa10=20 ffffffff8104d003 [15601.221411] Call Trace: [15601.222441] [] ? __wake_up+0x53/0x70 [15601.223461] [] ? kfree+0x3b/0x170 [15601.224479] [] ? plugger_unplug+0x3b/0x50 [md_mod= ] [15601.225507] [] ? blk_flush_plug_list+0xa7/0x250 [15601.226516] [] schedule+0x3f/0x60 [15601.227516] [] get_active_stripe+0x2e9/0x600=20 [raid456] [15601.228540] [] ? try_to_wake_up+0x290/0x290 [15601.229552] [] make_request+0x192/0x430 [raid456] [15601.230569] [] ? abort_exclusive_wait+0xb0/0xb0 [15601.231588] [] md_make_request+0xfa/0x240 [md_mod= ] [15601.232628] [] ? mempool_alloc_slab+0x15/0x20 [15601.233654] [] generic_make_request+0xc7/0x100 [15601.234682] [] submit_bio+0x87/0x110 [15601.235731] [] _xfs_buf_ioapply+0x15c/0x1c0 [xfs] [15601.236772] [] ? xfs_bdstrat_cb+0x65/0x120 [xfs] [15601.237815] [] xfs_buf_iorequest+0x59/0x100 [xfs] [15601.238874] [] xfs_bdstrat_cb+0x65/0x120 [xfs] [15601.239916] [] xfsbufd+0x10e/0x170 [xfs] [15601.240949] [] ? default_wake_function+0x12/0x20 [15601.241995] [] ? xfs_bdstrat_cb+0x120/0x120 [xfs] [15601.243026] [] kthread+0x8c/0xa0 [15601.244051] [] kernel_thread_helper+0x4/0x10 [15601.245076] [] ? kthread_worker_fn+0x190/0x190 [15601.246114] [] ? gs_change+0x13/0x13 [15601.247129] INFO: task md127_resync:529 blocked for more than 120=20 seconds. [15601.248156] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"=20 disables this message. [15601.249209] md127_resync D 00000001004562fa 0 529 2=20 0x00000000 [15601.250259] ffff8801f9073b80 0000000000000046 0000000100000000=20 ffffffff81233ce7 [15601.251316] ffff8802013e8720 ffff8801f9073fd8 ffff8801f9073fd8=20 ffff8801f9073fd8 [15601.252392] ffff880202cb4e60 ffff8802013e8720 ffff880200b70138=20 ffff880004bff300 [15601.253459] Call Trace: [15601.254516] [] ? kobject_put+0x27/0x60 [15601.255590] [] ? blk_queue_bio+0x2c3/0x410 [15601.256642] [] ? retint_kernel+0x26/0x30 [15601.257679] [] schedule+0x3f/0x60 [15601.258721] [] get_active_stripe+0x2e9/0x600=20 [raid456] [15601.259756] [] ? try_to_wake_up+0x290/0x290 [15601.260792] [] sync_request+0x35a/0x370 [raid456] [15601.261838] [] ? is_mddev_idle+0x128/0x140=20 [md_mod] [15601.262867] [] md_do_sync+0x7ff/0xc70 [md_mod] [15601.263895] [] ? abort_exclusive_wait+0xb0/0xb0 [15601.264926] [] ? recalc_sigpending+0x1b/0x50 [15601.265972] [] md_thread+0x10e/0x140 [md_mod] [15601.267002] [] ? md_register_thread+0x110/0x110=20 [md_mod] [15601.268033] [] kthread+0x8c/0xa0 [15601.269074] [] kernel_thread_helper+0x4/0x10 [15601.270103] [] ? kthread_worker_fn+0x190/0x190 [15601.271132] [] ? gs_change+0x13/0x13 [15601.272170] INFO: task loop0:1729 blocked for more than 120 seconds. [15601.273202] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"=20 disables this message. [15601.274249] loop0 D 000000010044b6c5 0 1729 2=20 0x00000000 [15601.275320] ffff8801f9b31b30 0000000000000046 0000000000000000=20 0000000000000000 [15601.276385] ffff880200950e40 ffff8801f9b31fd8 ffff8801f9b31fd8=20 ffff8801f9b31fd8 [15601.277454] ffff880202cb7200 ffff880200950e40 0000000000000002=20 ffff8801f9b31b78 [15601.278536] Call Trace: [15601.279594] [] ? find_get_pages_tag+0x125/0x150 [15601.280671] [] ? pagevec_lookup_tag+0x25/0x40 [15601.281736] [] ? read_tsc+0x9/0x20 [15601.282801] [] ? ktime_get_ts+0xad/0xe0 [15601.283840] [] ? __lock_page+0x70/0x70 [15601.284870] [] schedule+0x3f/0x60 [15601.285902] [] io_schedule+0x8f/0xd0 [15601.286919] [] sleep_on_page+0xe/0x20 [15601.287924] [] __wait_on_bit+0x5f/0x90 [15601.288938] [] wait_on_page_bit+0x78/0x80 [15601.289944] [] ?=20 autoremove_wake_function+0x40/0x40 [15601.290953] [] filemap_fdatawait_range+0x10c/0x1a= 0 [15601.291972] []=20 filemap_write_and_wait_range+0x68/0x80 [15601.292985] [] xfs_file_fsync+0x54/0x340 [xfs] [15601.293993] [] vfs_fsync+0x2b/0x40 [15601.294993] [] do_bio_filebacked+0x1b2/0x320=20 [loop] [15601.296022] [] ? end_workqueue_bio+0x9c/0xa0=20 [btrfs] [15601.297029] [] loop_thread+0xbb/0x260 [loop] [15601.298032] [] ? abort_exclusive_wait+0xb0/0xb0 [15601.299049] [] ? do_bio_filebacked+0x320/0x320=20 [loop] [15601.300057] [] kthread+0x8c/0xa0 [15601.301063] [] kernel_thread_helper+0x4/0x10 [15601.302084] [] ? kthread_worker_fn+0x190/0x190 [15601.303093] [] ? gs_change+0x13/0x13 [15601.304098] INFO: task btrfs-transacti:1756 blocked for more than=20 120 seconds. [15601.305126] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"=20 disables this message. [15601.306162] btrfs-transacti D ffff8801f9ab7200 0 1756 2=20 0x00000000 [15601.307205] ffff8801e7533bc0 0000000000000046 ffff88020fc93400=20 0000000000000002 [15601.308257] ffff8801f9ab7200 ffff8801e7533fd8 ffff8801e7533fd8=20 ffff8801e7533fd8 [15601.309327] ffff880200950e40 ffff8801f9ab7200 ffff8801e7533b10=20 0000000081051ae2 [15601.310384] Call Trace: [15601.311427] [] ?=20 ttwu_do_activate.constprop.172+0x66/0x70 [15601.312509] [] ? try_to_wake_up+0x1de/0x290 [15601.313568] [] schedule+0x3f/0x60 [15601.314612] [] schedule_timeout+0x305/0x390 [15601.315658] [] ? __wake_up+0x53/0x70 [15601.316680] [] wait_for_common+0xc8/0x160 [15601.317699] [] ? try_to_wake_up+0x290/0x290 [15601.318730] [] wait_for_completion+0x1d/0x20 [15601.319745] [] write_dev_flush+0x4b/0x140 [btrfs] [15601.320760] [] write_all_supers+0x6f6/0x800=20 [btrfs] [15601.321791] [] write_ctree_super+0x13/0x20 [btrfs= ] [15601.322809] []=20 btrfs_commit_transaction+0x63d/0x880 [btrfs] [15601.323831] [] ? abort_exclusive_wait+0xb0/0xb0 [15601.324855] [] ? start_transaction+0x94/0x2b0=20 [btrfs] [15601.325894] [] transaction_kthread+0x26d/0x290=20 [btrfs] [15601.326918] [] ? btrfs_congested_fn+0xd0/0xd0=20 [btrfs] [15601.327937] [] kthread+0x8c/0xa0 [15601.328963] [] kernel_thread_helper+0x4/0x10 [15601.329979] [] ? kthread_worker_fn+0x190/0x190 [15601.330995] [] ? gs_change+0x13/0x13 [15601.332024] INFO: task flush-9:127:1891 blocked for more than 120=20 seconds. [15601.333049] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"=20 disables this message. [15601.334083] flush-9:127 D 00000000a01fc200 0 1891 2=20 0x00000000 [15601.335141] ffff880171771540 0000000000000046 0000000100000000=20 0000000300000001 [15601.336194] ffff8802009d9c80 ffff880171771fd8 ffff880171771fd8=20 ffff880171771fd8 [15601.337252] ffff8802009dc740 ffff8802009d9c80 ffff8801717714a0=20 ffffffff8104d003 [15601.338304] Call Trace: [15601.339347] [] ? __wake_up+0x53/0x70 [15601.340376] [] ? kfree+0x3b/0x170 [15601.341398] [] ? plugger_unplug+0x3b/0x50 [md_mod= ] [15601.342432] [] ? blk_flush_plug_list+0xa7/0x250 [15601.343453] [] schedule+0x3f/0x60 [15601.344460] [] get_active_stripe+0x2e9/0x600=20 [raid456] [15601.345487] [] ? md_wakeup_thread+0x10/0x30=20 [md_mod] [15601.346503] [] ? try_to_wake_up+0x290/0x290 [15601.347519] [] make_request+0x192/0x430 [raid456] [15601.348555] [] ? abort_exclusive_wait+0xb0/0xb0 [15601.348559] [] md_make_request+0xfa/0x240 [md_mod= ] [15601.348561] [] generic_make_request+0xc7/0x100 [15601.348563] [] submit_bio+0x87/0x110 [15601.348565] [] ? __mark_inode_dirty+0x40/0x230 [15601.348571] []=20 xfs_submit_ioend_bio.isra.11+0x57/0x80 [xfs] [15601.348578] [] xfs_submit_ioend+0xee/0x110 [xfs] [15601.348585] [] xfs_vm_writepage+0x235/0x530 [xfs] [15601.348588] [] __writepage+0x1a/0x50 [15601.348591] [] write_cache_pages+0x1e1/0x4e0 [15601.348599] [] ? kmem_alloc+0x67/0xe0 [xfs] [15601.348602] [] ? bdi_set_max_ratio+0x90/0x90 [15601.348606] [] generic_writepages+0x4d/0x70 [15601.348612] [] xfs_vm_writepages+0x4d/0x60 [xfs] [15601.348615] [] do_writepages+0x24/0x40 [15601.348618] [] writeback_single_inode+0x10f/0x3f0 [15601.348621] [] writeback_sb_inodes+0x1aa/0x270 [15601.348624] [] __writeback_inodes_wb+0x9e/0xd0 [15601.348627] [] wb_writeback+0x37b/0x3b0 [15601.348631] [] ? get_nr_inodes+0x52/0x70 [15601.348634] [] ? get_nr_dirty_inodes+0x52/0x80 [15601.348636] [] wb_check_old_data_flush+0x9f/0xb0 [15601.348639] [] wb_do_writeback+0x19c/0x230 [15601.348642] [] ? schedule_timeout+0x173/0x390 [15601.348645] [] ?=20 init_timer_deferrable_key+0x30/0x30 [15601.348648] [] bdi_writeback_thread+0x8c/0x340 [15601.348651] [] ? wb_do_writeback+0x230/0x230 [15601.348654] [] kthread+0x8c/0xa0 [15601.348657] [] kernel_thread_helper+0x4/0x10 [15601.348660] [] ? kthread_worker_fn+0x190/0x190 [15601.348663] [] ? gs_change+0x13/0x13 [15601.348665] INFO: task smbd:2058 blocked for more than 120 seconds. [15601.348667] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"=20 disables this message. [15601.348669] smbd D 000000010044b8d7 0 2058 823=20 0x00000004 [15601.348672] ffff88005cf37a08 0000000000000082 ffff88005cf37938=20 ffffffff81371188 [15601.348676] ffff8802012e63c0 ffff88005cf37fd8 ffff88005cf37fd8=20 ffff88005cf37fd8 [15601.348680] ffff880202d21c80 ffff8802012e63c0 ffff8802012769c0=20 0000000000000246 [15601.348684] Call Trace: [15601.348687] [] ? sch_direct_xmit+0x68/0x1d0 [15601.348691] [] ? dev_queue_xmit+0x200/0x680 [15601.348694] [] ? ip_forward_options+0x1c0/0x1c0 [15601.348697] [] ? ip_finish_output+0x18e/0x310 [15601.348700] [] ? read_tsc+0x9/0x20 [15601.348703] [] ? ktime_get_ts+0xad/0xe0 [15601.348705] [] ? __lock_page+0x70/0x70 [15601.348708] [] schedule+0x3f/0x60 [15601.348711] [] io_schedule+0x8f/0xd0 [15601.348714] [] sleep_on_page+0xe/0x20 [15601.348716] [] __wait_on_bit+0x5f/0x90 [15601.348719] [] wait_on_page_bit+0x78/0x80 [15601.348722] [] ?=20 autoremove_wake_function+0x40/0x40 [15601.348725] []=20 grab_cache_page_write_begin+0x95/0xe0 [15601.348732] [] ? xfs_get_blocks_direct+0x20/0x20=20 [xfs] [15601.348736] [] block_write_begin+0x38/0xa0 [15601.348743] [] xfs_vm_write_begin+0x43/0x70 [xfs] [15601.348746] []=20 generic_file_buffered_write+0x10c/0x270 [15601.348754] [] ? xfs_iunlock+0x116/0x180 [xfs] [15601.348761] []=20 xfs_file_buffered_aio_write+0x10f/0x200 [xfs] [15601.348768] [] xfs_file_aio_write+0x172/0x2a0=20 [xfs] [15601.348772] [] do_sync_write+0xd2/0x110 [15601.348775] [] ?=20 security_file_permission+0x2c/0xb0 [15601.348778] [] ? rw_verify_area+0x61/0xf0 [15601.348781] [] vfs_write+0xaf/0x180 [15601.348784] [] sys_pwrite64+0x82/0xb0 [15601.348787] [] system_call_fastpath+0x16/0x1b On =CE=A3=CE=AC=CE=B2=CE=B2=CE=B1=CF=84=CE=BF, 3 =CE=94=CE=B5=CE=BA=CE=AD= =CE=BC=CE=B2=CF=81=CE=B9=CE=BF=CF=82 2011 2:35:50 =CF=80=CE=BC, Konstan= tinos Skarlatos wrote: > After about 1TB of rsyncs from multiple servers at the same time, plu= s=20 > some heavy filesystem loading, i believe that 3.2rc4 solves the=20 > problem for me. Now if only we had deduplication and an fsck tool :) > On =CE=A0=CE=B1=CF=81=CE=B1=CF=83=CE=BA=CE=B5=CF=85=CE=AE, 2 =CE=94=CE= =B5=CE=BA=CE=AD=CE=BC=CE=B2=CF=81=CE=B9=CE=BF=CF=82 2011 9:53:10 =CE=BC= =CE=BC, Konstantinos Skarlatos wrote: >> I see they got into 3.2rc4, so I am now compiling it. I will report=20 >> back in a few hours >> >> On =CE=A0=CE=B1=CF=81=CE=B1=CF=83=CE=BA=CE=B5=CF=85=CE=AE, 2 =CE=94=CE= =B5=CE=BA=CE=AD=CE=BC=CE=B2=CF=81=CE=B9=CE=BF=CF=82 2011 5:48:31 =CE=BC= =CE=BC, Tobias wrote: >>> Am 02.12.2011 16:22, schrieb Konstantinos Skarlatos: >>>>>> So, the transaction close is in btrfs_evict_inode, which sounds=20 >>>>>> like a >>>>>> deadlock recently fixed by this commit: >>>>>> >>>>>> http://git.kernel.org/?p=3Dlinux/kernel/git/mason/linux-btrfs.gi= t;a=3Dcommit;h=3Daa38a711a893accf5b5192f3d705a120deaa81e0=20 >>>>>> >>>>>> >>>>>> If you pull the for-linus branch from today, hopefully the=20 >>>>>> problem will >>>>>> be gone. >>>>>> >>>>> >>>>> This looks very good. With this Kernel i still have some hangs,=20 >>>>> but only in rsync, only under high load and they don't lock up th= e=20 >>>>> system - so i guess it's ok now. >>>> >>>> I still have hangs and lock ups under the same situation (rsync of= =20 >>>> many files) under 3.2rc3. rc3 made the hang appear after 200gb of=20 >>>> files, while in rc2 i had hangs after only 11gb . >>> >>> Yes, i had them too in 3.2rc3! The problem where solved with patche= s=20 >>> from the "btrfs-for-linus" -branch. (see link above). >>> >>> Tobias >>> -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html