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Hi!
I have dm-crypt partition on my drive. In that partition I have veracrypt volume. When I try to write data to the volume, after writing ~50 mb the speed slows dramatically. Moreover, the general responsiveness of all IO operations (unrelated to veracrypt) also slows down. Finally, the writing operation finishes, but I have to wait approx 1/2 hour for 500 MB. Does anyone knows how to fix it?
[ 210.584998] EXT4-fs (dm-3): mounted filesystem with ordered data mode. Opts: (null)
[ 1228.825034] INFO: task jbd2/dm-3-8:3344 blocked for more than 120 seconds.
[ 1228.825043] Tainted: G O 4.8.6-1-ARCH #1
[ 1228.825044] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1228.825046] jbd2/dm-3-8 D ffff88022e683ac8 0 3344 2 0x00000000
[ 1228.825052] ffff88022e683ac8 00ffffff815f4017 ffff88020a843900 ffff88023549b900
[ 1228.825054] ffff88023549b980 ffff88022e684000 ffff88025f257f80 7fffffffffffffff
[ 1228.825056] ffffffff815f4620 ffff88022e683c28 ffff88022e683ae0 ffffffff815f3d6c
[ 1228.825060] Call Trace:
[ 1228.825073] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1228.825075] [<ffffffff815f3d6c>] schedule+0x3c/0x90
[ 1228.825079] [<ffffffff815f6cba>] schedule_timeout+0x2da/0x420
[ 1228.825084] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 1228.825087] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 1228.825089] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1228.825090] [<ffffffff815f3544>] io_schedule_timeout+0xa4/0x110
[ 1228.825092] [<ffffffff815f463b>] bit_wait_io+0x1b/0x70
[ 1228.825093] [<ffffffff815f4228>] __wait_on_bit+0x58/0x90
[ 1228.825094] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1228.825096] [<ffffffff815f42e2>] out_of_line_wait_on_bit+0x82/0xb0
[ 1228.825100] [<ffffffff810c0490>] ? autoremove_wake_function+0x40/0x40
[ 1228.825103] [<ffffffff8123f667>] __wait_on_buffer+0x27/0x30
[ 1228.825112] [<ffffffffa02bdab3>] jbd2_journal_commit_transaction+0x1563/0x1980 [jbd2]
[ 1228.825120] [<ffffffff810a3277>] ? finish_task_switch+0x77/0x1e0
[ 1228.825126] [<ffffffff810eb84e>] ? try_to_del_timer_sync+0x5e/0x90
[ 1228.825134] [<ffffffffa02c30ca>] kjournald2+0xca/0x260 [jbd2]
[ 1228.825138] [<ffffffff810c0450>] ? wake_atomic_t_function+0x60/0x60
[ 1228.825142] [<ffffffffa02c3000>] ? commit_timeout+0x10/0x10 [jbd2]
[ 1228.825145] [<ffffffff8109be38>] kthread+0xd8/0xf0
[ 1228.825151] [<ffffffff8102c782>] ? __switch_to+0x2d2/0x630
[ 1228.825155] [<ffffffff815f7eff>] ret_from_fork+0x1f/0x40
[ 1228.825158] [<ffffffff8109bd60>] ? kthread_worker_fn+0x170/0x170
[ 1351.705142] INFO: task jbd2/dm-3-8:3344 blocked for more than 120 seconds.
[ 1351.705152] Tainted: G O 4.8.6-1-ARCH #1
[ 1351.705154] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1351.705157] jbd2/dm-3-8 D ffff88022e683ac8 0 3344 2 0x00000000
[ 1351.705165] ffff88022e683ac8 00ffffff815f4017 ffff88020a843900 ffff88023549b900
[ 1351.705170] ffff88023549b980 ffff88022e684000 ffff88025f257f80 7fffffffffffffff
[ 1351.705174] ffffffff815f4620 ffff88022e683c28 ffff88022e683ae0 ffffffff815f3d6c
[ 1351.705178] Call Trace:
[ 1351.705188] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1351.705190] [<ffffffff815f3d6c>] schedule+0x3c/0x90
[ 1351.705194] [<ffffffff815f6cba>] schedule_timeout+0x2da/0x420
[ 1351.705198] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 1351.705201] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 1351.705204] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1351.705206] [<ffffffff815f3544>] io_schedule_timeout+0xa4/0x110
[ 1351.705209] [<ffffffff815f463b>] bit_wait_io+0x1b/0x70
[ 1351.705211] [<ffffffff815f4228>] __wait_on_bit+0x58/0x90
[ 1351.705214] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1351.705216] [<ffffffff815f42e2>] out_of_line_wait_on_bit+0x82/0xb0
[ 1351.705220] [<ffffffff810c0490>] ? autoremove_wake_function+0x40/0x40
[ 1351.705225] [<ffffffff8123f667>] __wait_on_buffer+0x27/0x30
[ 1351.705233] [<ffffffffa02bdab3>] jbd2_journal_commit_transaction+0x1563/0x1980 [jbd2]
[ 1351.705240] [<ffffffff810a3277>] ? finish_task_switch+0x77/0x1e0
[ 1351.705245] [<ffffffff810eb84e>] ? try_to_del_timer_sync+0x5e/0x90
[ 1351.705251] [<ffffffffa02c30ca>] kjournald2+0xca/0x260 [jbd2]
[ 1351.705254] [<ffffffff810c0450>] ? wake_atomic_t_function+0x60/0x60
[ 1351.705259] [<ffffffffa02c3000>] ? commit_timeout+0x10/0x10 [jbd2]
[ 1351.705263] [<ffffffff8109be38>] kthread+0xd8/0xf0
[ 1351.705267] [<ffffffff8102c782>] ? __switch_to+0x2d2/0x630
[ 1351.705271] [<ffffffff815f7eff>] ret_from_fork+0x1f/0x40
[ 1351.705275] [<ffffffff8109bd60>] ? kthread_worker_fn+0x170/0x170
[ 1474.585364] INFO: task jbd2/dm-3-8:3344 blocked for more than 120 seconds.
[ 1474.585374] Tainted: G O 4.8.6-1-ARCH #1
[ 1474.585376] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1474.585380] jbd2/dm-3-8 D ffff88022e683ac8 0 3344 2 0x00000000
[ 1474.585388] ffff88022e683ac8 00ffffff815f4017 ffff88020a843900 ffff88023549b900
[ 1474.585392] ffff88023549b980 ffff88022e684000 ffff88025f257f80 7fffffffffffffff
[ 1474.585396] ffffffff815f4620 ffff88022e683c28 ffff88022e683ae0 ffffffff815f3d6c
[ 1474.585400] Call Trace:
[ 1474.585411] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1474.585414] [<ffffffff815f3d6c>] schedule+0x3c/0x90
[ 1474.585417] [<ffffffff815f6cba>] schedule_timeout+0x2da/0x420
[ 1474.585422] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 1474.585424] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 1474.585427] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1474.585429] [<ffffffff815f3544>] io_schedule_timeout+0xa4/0x110
[ 1474.585431] [<ffffffff815f463b>] bit_wait_io+0x1b/0x70
[ 1474.585433] [<ffffffff815f4228>] __wait_on_bit+0x58/0x90
[ 1474.585436] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1474.585438] [<ffffffff815f42e2>] out_of_line_wait_on_bit+0x82/0xb0
[ 1474.585442] [<ffffffff810c0490>] ? autoremove_wake_function+0x40/0x40
[ 1474.585446] [<ffffffff8123f667>] __wait_on_buffer+0x27/0x30
[ 1474.585455] [<ffffffffa02bdab3>] jbd2_journal_commit_transaction+0x1563/0x1980 [jbd2]
[ 1474.585462] [<ffffffff810a3277>] ? finish_task_switch+0x77/0x1e0
[ 1474.585467] [<ffffffff810eb84e>] ? try_to_del_timer_sync+0x5e/0x90
[ 1474.585473] [<ffffffffa02c30ca>] kjournald2+0xca/0x260 [jbd2]
[ 1474.585476] [<ffffffff810c0450>] ? wake_atomic_t_function+0x60/0x60
[ 1474.585481] [<ffffffffa02c3000>] ? commit_timeout+0x10/0x10 [jbd2]
[ 1474.585485] [<ffffffff8109be38>] kthread+0xd8/0xf0
[ 1474.585489] [<ffffffff8102c782>] ? __switch_to+0x2d2/0x630
[ 1474.585493] [<ffffffff815f7eff>] ret_from_fork+0x1f/0x40
[ 1474.585497] [<ffffffff8109bd60>] ? kthread_worker_fn+0x170/0x170
[ 1843.225784] INFO: task jbd2/dm-3-8:3344 blocked for more than 120 seconds.
[ 1843.225791] Tainted: G O 4.8.6-1-ARCH #1
[ 1843.225793] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1843.225795] jbd2/dm-3-8 D ffff88022e683ac8 0 3344 2 0x00000000
[ 1843.225801] ffff88022e683ac8 00ffffff815f4017 ffff8802420f5580 ffff88023549b900
[ 1843.225804] ffff88023549b980 ffff88022e684000 ffff88025f217f80 7fffffffffffffff
[ 1843.225807] ffffffff815f4620 ffff88022e683c28 ffff88022e683ae0 ffffffff815f3d6c
[ 1843.225810] Call Trace:
[ 1843.225818] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1843.225820] [<ffffffff815f3d6c>] schedule+0x3c/0x90
[ 1843.225823] [<ffffffff815f6cba>] schedule_timeout+0x2da/0x420
[ 1843.225826] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 1843.225828] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1843.225830] [<ffffffff815f3544>] io_schedule_timeout+0xa4/0x110
[ 1843.225831] [<ffffffff815f463b>] bit_wait_io+0x1b/0x70
[ 1843.225833] [<ffffffff815f4228>] __wait_on_bit+0x58/0x90
[ 1843.225835] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 1843.225837] [<ffffffff815f42e2>] out_of_line_wait_on_bit+0x82/0xb0
[ 1843.225840] [<ffffffff810c0490>] ? autoremove_wake_function+0x40/0x40
[ 1843.225843] [<ffffffff8123f667>] __wait_on_buffer+0x27/0x30
[ 1843.225850] [<ffffffffa02bdab3>] jbd2_journal_commit_transaction+0x1563/0x1980 [jbd2]
[ 1843.225855] [<ffffffff810eb84e>] ? try_to_del_timer_sync+0x5e/0x90
[ 1843.225859] [<ffffffffa02c30ca>] kjournald2+0xca/0x260 [jbd2]
[ 1843.225861] [<ffffffff810c0450>] ? wake_atomic_t_function+0x60/0x60
[ 1843.225865] [<ffffffffa02c3000>] ? commit_timeout+0x10/0x10 [jbd2]
[ 1843.225869] [<ffffffff8109be38>] kthread+0xd8/0xf0
[ 1843.225872] [<ffffffff8102c782>] ? __switch_to+0x2d2/0x630
[ 1843.225874] [<ffffffff815f7eff>] ret_from_fork+0x1f/0x40
[ 1843.225877] [<ffffffff8109bd60>] ? kthread_worker_fn+0x170/0x170
[ 2211.866379] INFO: task jbd2/dm-3-8:3344 blocked for more than 120 seconds.
[ 2211.866389] Tainted: G O 4.8.6-1-ARCH #1
[ 2211.866391] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2211.866394] jbd2/dm-3-8 D ffff88022e683ac8 0 3344 2 0x00000000
[ 2211.866404] ffff88022e683ac8 00ffffff815f4017 ffff8802559ab900 ffff88023549b900
[ 2211.866408] ffff88023549b980 ffff88022e684000 ffff88025f297f80 7fffffffffffffff
[ 2211.866412] ffffffff815f4620 ffff88022e683c28 ffff88022e683ae0 ffffffff815f3d6c
[ 2211.866417] Call Trace:
[ 2211.866427] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2211.866430] [<ffffffff815f3d6c>] schedule+0x3c/0x90
[ 2211.866433] [<ffffffff815f6cba>] schedule_timeout+0x2da/0x420
[ 2211.866438] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 2211.866442] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 2211.866444] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2211.866446] [<ffffffff815f3544>] io_schedule_timeout+0xa4/0x110
[ 2211.866449] [<ffffffff815f463b>] bit_wait_io+0x1b/0x70
[ 2211.866452] [<ffffffff815f4228>] __wait_on_bit+0x58/0x90
[ 2211.866454] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2211.866457] [<ffffffff815f42e2>] out_of_line_wait_on_bit+0x82/0xb0
[ 2211.866461] [<ffffffff810c0490>] ? autoremove_wake_function+0x40/0x40
[ 2211.866465] [<ffffffff8123f667>] __wait_on_buffer+0x27/0x30
[ 2211.866475] [<ffffffffa02bdab3>] jbd2_journal_commit_transaction+0x1563/0x1980 [jbd2]
[ 2211.866483] [<ffffffff810eb84e>] ? try_to_del_timer_sync+0x5e/0x90
[ 2211.866489] [<ffffffffa02c30ca>] kjournald2+0xca/0x260 [jbd2]
[ 2211.866493] [<ffffffff810c0450>] ? wake_atomic_t_function+0x60/0x60
[ 2211.866498] [<ffffffffa02c3000>] ? commit_timeout+0x10/0x10 [jbd2]
[ 2211.866504] [<ffffffff8109be38>] kthread+0xd8/0xf0
[ 2211.866508] [<ffffffff8102c782>] ? __switch_to+0x2d2/0x630
[ 2211.866512] [<ffffffff815f7eff>] ret_from_fork+0x1f/0x40
[ 2211.866516] [<ffffffff8109bd60>] ? kthread_worker_fn+0x170/0x170
[ 2334.746542] INFO: task jbd2/dm-3-8:3344 blocked for more than 120 seconds.
[ 2334.746555] Tainted: G O 4.8.6-1-ARCH #1
[ 2334.746557] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2334.746561] jbd2/dm-3-8 D ffff88022e683ac8 0 3344 2 0x00000000
[ 2334.746569] ffff88022e683ac8 00ffffff815f4017 ffff8802559ab900 ffff88023549b900
[ 2334.746584] ffff88023549b980 ffff88022e684000 ffff88025f297f80 7fffffffffffffff
[ 2334.746588] ffffffff815f4620 ffff88022e683c28 ffff88022e683ae0 ffffffff815f3d6c
[ 2334.746592] Call Trace:
[ 2334.746602] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2334.746606] [<ffffffff815f3d6c>] schedule+0x3c/0x90
[ 2334.746609] [<ffffffff815f6cba>] schedule_timeout+0x2da/0x420
[ 2334.746614] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 2334.746616] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 2334.746619] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2334.746621] [<ffffffff815f3544>] io_schedule_timeout+0xa4/0x110
[ 2334.746624] [<ffffffff815f463b>] bit_wait_io+0x1b/0x70
[ 2334.746626] [<ffffffff815f4228>] __wait_on_bit+0x58/0x90
[ 2334.746629] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2334.746631] [<ffffffff815f42e2>] out_of_line_wait_on_bit+0x82/0xb0
[ 2334.746636] [<ffffffff810c0490>] ? autoremove_wake_function+0x40/0x40
[ 2334.746640] [<ffffffff8123f667>] __wait_on_buffer+0x27/0x30
[ 2334.746650] [<ffffffffa02bdab3>] jbd2_journal_commit_transaction+0x1563/0x1980 [jbd2]
[ 2334.746657] [<ffffffff810eb84e>] ? try_to_del_timer_sync+0x5e/0x90
[ 2334.746664] [<ffffffffa02c30ca>] kjournald2+0xca/0x260 [jbd2]
[ 2334.746668] [<ffffffff810c0450>] ? wake_atomic_t_function+0x60/0x60
[ 2334.746673] [<ffffffffa02c3000>] ? commit_timeout+0x10/0x10 [jbd2]
[ 2334.746678] [<ffffffff8109be38>] kthread+0xd8/0xf0
[ 2334.746682] [<ffffffff8102c782>] ? __switch_to+0x2d2/0x630
[ 2334.746686] [<ffffffff815f7eff>] ret_from_fork+0x1f/0x40
[ 2334.746690] [<ffffffff8109bd60>] ? kthread_worker_fn+0x170/0x170
[ 2580.506766] INFO: task pool:4181 blocked for more than 120 seconds.
[ 2580.506770] Tainted: G O 4.8.6-1-ARCH #1
[ 2580.506771] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2580.506772] pool D ffff88020f3b77d8 0 4181 11232 0x00000000
[ 2580.506776] ffff88020f3b77d8 00ffffff81036e29 ffff880255a6b900 ffff88024c7c9c80
[ 2580.506778] ffff88025f217f80 ffff88020f3b8000 ffff88025f297f80 7fffffffffffffff
[ 2580.506780] ffffffff815f4620 ffff88020f3b7938 ffff88020f3b77f0 ffffffff815f3d6c
[ 2580.506781] Call Trace:
[ 2580.506786] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2580.506787] [<ffffffff815f3d6c>] schedule+0x3c/0x90
[ 2580.506789] [<ffffffff815f6cba>] schedule_timeout+0x2da/0x420
[ 2580.506791] [<ffffffff810b4155>] ? put_prev_entity+0x35/0x8c0
[ 2580.506793] [<ffffffff8102c782>] ? __switch_to+0x2d2/0x630
[ 2580.506794] [<ffffffff810ba40e>] ? pick_next_task_fair+0x13e/0x4d0
[ 2580.506796] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 2580.506797] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2580.506798] [<ffffffff815f3544>] io_schedule_timeout+0xa4/0x110
[ 2580.506799] [<ffffffff815f463b>] bit_wait_io+0x1b/0x70
[ 2580.506800] [<ffffffff815f4228>] __wait_on_bit+0x58/0x90
[ 2580.506801] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2580.506802] [<ffffffff815f42e2>] out_of_line_wait_on_bit+0x82/0xb0
[ 2580.506804] [<ffffffff810c0490>] ? autoremove_wake_function+0x40/0x40
[ 2580.506808] [<ffffffffa02bad51>] do_get_write_access+0x1c1/0x510 [jbd2]
[ 2580.506810] [<ffffffffa02bb0d1>] jbd2_journal_get_write_access+0x31/0x60 [jbd2]
[ 2580.506816] [<ffffffffa0319721>] __ext4_journal_get_write_access+0x31/0x70 [ext4]
[ 2580.506820] [<ffffffffa02e7da7>] ext4_reserve_inode_write+0x77/0xa0 [ext4]
[ 2580.506824] [<ffffffffa02ec2b8>] ? ext4_dirty_inode+0x48/0x70 [ext4]
[ 2580.506827] [<ffffffffa02e7e1e>] ext4_mark_inode_dirty+0x4e/0x230 [ext4]
[ 2580.506831] [<ffffffffa02ec2b8>] ext4_dirty_inode+0x48/0x70 [ext4]
[ 2580.506833] [<ffffffff812378c5>] __mark_inode_dirty+0x45/0x400
[ 2580.506834] [<ffffffff81240ac6>] generic_write_end+0x96/0xe0
[ 2580.506838] [<ffffffffa02eaca7>] ext4_da_write_end+0x117/0x2d0 [ext4]
[ 2580.506840] [<ffffffff81311497>] ? iov_iter_copy_from_user_atomic+0x1e7/0x340
[ 2580.506842] [<ffffffff81178664>] generic_perform_write+0x114/0x1c0
[ 2580.506843] [<ffffffff81179d5f>] __generic_file_write_iter+0x14f/0x1d0
[ 2580.506845] [<ffffffff8123a8f0>] ? page_cache_pipe_buf_release+0x70/0x70
[ 2580.506848] [<ffffffffa02de033>] ext4_file_write_iter+0xe3/0x3c0 [ext4]
[ 2580.506850] [<ffffffff810a6c12>] ? default_wake_function+0x12/0x20
[ 2580.506851] [<ffffffff8121d673>] ? pollwake+0x73/0x90
[ 2580.506853] [<ffffffff812085e1>] vfs_iter_write+0x91/0x100
[ 2580.506855] [<ffffffff8123b7ee>] iter_file_splice_write+0x25e/0x390
[ 2580.506856] [<ffffffff8123cd76>] SyS_splice+0x326/0x790
[ 2580.506858] [<ffffffff81209776>] ? vfs_write+0x186/0x1a0
[ 2580.506859] [<ffffffff815f7cf2>] entry_SYSCALL_64_fastpath+0x1a/0xa4
[ 2580.506861] INFO: task pool:7486 blocked for more than 120 seconds.
[ 2580.506862] Tainted: G O 4.8.6-1-ARCH #1
[ 2580.506863] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2580.506863] pool D ffff88022e7238a8 0 7486 11232 0x00000000
[ 2580.506865] ffff88022e7238a8 00ff880254dc9c00 ffff880255a6aac0 ffff880253a55580
[ 2580.506867] 0000000000000001 ffff88022e724000 ffff88025f2d7f80 7fffffffffffffff
[ 2580.506869] ffffffff815f4620 ffff88022e723a00 ffff88022e7238c0 ffffffff815f3d6c
[ 2580.506870] Call Trace:
[ 2580.506871] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2580.506872] [<ffffffff815f3d6c>] schedule+0x3c/0x90
[ 2580.506873] [<ffffffff815f6cba>] schedule_timeout+0x2da/0x420
[ 2580.506875] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 2580.506876] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2580.506877] [<ffffffff815f3544>] io_schedule_timeout+0xa4/0x110
[ 2580.506878] [<ffffffff815f463b>] bit_wait_io+0x1b/0x70
[ 2580.506879] [<ffffffff815f4228>] __wait_on_bit+0x58/0x90
[ 2580.506880] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2580.506881] [<ffffffff815f42e2>] out_of_line_wait_on_bit+0x82/0xb0
[ 2580.506882] [<ffffffff810c0490>] ? autoremove_wake_function+0x40/0x40
[ 2580.506884] [<ffffffffa02bad51>] do_get_write_access+0x1c1/0x510 [jbd2]
[ 2580.506886] [<ffffffffa02bb0d1>] jbd2_journal_get_write_access+0x31/0x60 [jbd2]
[ 2580.506891] [<ffffffffa0319721>] __ext4_journal_get_write_access+0x31/0x70 [ext4]
[ 2580.506895] [<ffffffffa02f2826>] add_dirent_to_buf+0x86/0x220 [ext4]
[ 2580.506898] [<ffffffffa02f2b6f>] ext4_add_entry+0x1af/0xf00 [ext4]
[ 2580.506901] [<ffffffffa010fca6>] ? fscrypt_free_filename+0x16/0x30 [fscrypto]
[ 2580.506903] [<ffffffffa02b9652>] ? start_this_handle+0x142/0x400 [jbd2]
[ 2580.506907] [<ffffffffa02f4f5f>] ? ext4_rename+0x45f/0x940 [ext4]
[ 2580.506911] [<ffffffffa031945d>] ? __ext4_journal_start_sb+0x6d/0x130 [ext4]
[ 2580.506914] [<ffffffffa02f530c>] ext4_rename+0x80c/0x940 [ext4]
[ 2580.506916] [<ffffffff81213a01>] ? follow_mount+0x31/0x70
[ 2580.506920] [<ffffffffa02f545d>] ext4_rename2+0x1d/0x30 [ext4]
[ 2580.506921] [<ffffffff8121561a>] vfs_rename+0x59a/0x890
[ 2580.506922] [<ffffffff81217300>] ? path_mountpoint+0x180/0x240
[ 2580.506924] [<ffffffff8121ad2a>] SyS_renameat2+0x55a/0x5f0
[ 2580.506925] [<ffffffff8121adfe>] SyS_rename+0x1e/0x20
[ 2580.506926] [<ffffffff815f7cf2>] entry_SYSCALL_64_fastpath+0x1a/0xa4
[ 2580.506927] INFO: task pool:7488 blocked for more than 120 seconds.
[ 2580.506928] Tainted: G O 4.8.6-1-ARCH #1
[ 2580.506929] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2580.506930] pool D ffff88020f07bb48 0 7488 11232 0x00000000
[ 2580.506932] ffff88020f07bb48 0087960000796900 ffffffff8180d500 ffff880253488e40
[ 2580.506933] 0000000000000000 ffff88020f07c000 ffff88022de9aff8 ffff88020f07bb80
[ 2580.506935] ffff88022de9b010 fffffffffffffffe ffff88020f07bb60 ffffffff815f3d6c
[ 2580.506936] Call Trace:
[ 2580.506937] [<ffffffff815f3d6c>] schedule+0x3c/0x90
[ 2580.506939] [<ffffffff815f62e9>] rwsem_down_read_failed+0xf9/0x150
[ 2580.506940] [<ffffffff8130c238>] call_rwsem_down_read_failed+0x18/0x30
[ 2580.506941] [<ffffffff815f5b87>] down_read+0x17/0x30
[ 2580.506942] [<ffffffff81213db0>] lookup_slow+0x60/0x180
[ 2580.506943] [<ffffffff812168f3>] walk_component+0x1e3/0x2a0
[ 2580.506944] [<ffffffff812170c7>] path_lookupat+0x67/0x120
[ 2580.506945] [<ffffffff8121913d>] filename_lookup+0xad/0x140
[ 2580.506947] [<ffffffff81218dc7>] ? getname_flags+0x37/0x190
[ 2580.506948] [<ffffffff812192a6>] user_path_at_empty+0x36/0x40
[ 2580.506949] [<ffffffff8120e8d6>] vfs_fstatat+0x66/0xc0
[ 2580.506951] [<ffffffff8120edf6>] SyS_newlstat+0x36/0x70
[ 2580.506953] [<ffffffff81101505>] ? SyS_futex+0x85/0x170
[ 2580.506955] [<ffffffff815f7cf2>] entry_SYSCALL_64_fastpath+0x1a/0xa4
[ 2580.506960] INFO: task jbd2/dm-3-8:3344 blocked for more than 120 seconds.
[ 2580.506960] Tainted: G O 4.8.6-1-ARCH #1
[ 2580.506961] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2580.506962] jbd2/dm-3-8 D ffff88022e6839f8 0 3344 2 0x00000000
[ 2580.506964] ffff88022e6839f8 00ff8801f3923750 ffff880255a6b900 ffff88023549b900
[ 2580.506965] ffffffff810a6b75 ffff88022e684000 ffff88025f297f80 7fffffffffffffff
[ 2580.506967] ffffffff815f4620 ffff88022e683b50 ffff88022e683a10 ffffffff815f3d6c
[ 2580.506968] Call Trace:
[ 2580.506969] [<ffffffff810a6b75>] ? wake_up_process+0x15/0x20
[ 2580.506970] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2580.506971] [<ffffffff815f3d6c>] schedule+0x3c/0x90
[ 2580.506972] [<ffffffff815f6cba>] schedule_timeout+0x2da/0x420
[ 2580.506974] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 2580.506975] [<ffffffff810f2d01>] ? ktime_get+0x41/0xb0
[ 2580.506976] [<ffffffff815f4620>] ? bit_wait+0x60/0x60
[ 2580.506977] [<ffffffff815f3544>] io_schedule_timeout+0xa4/0x110
[ 2580.506978] [<ffffffff815f463b>] bit_wait_io+0x1b/0x70
[ 2580.506979] [<ffffffff815f4228>] __wait_on_bit+0x58/0x90
[ 2580.506980] [<ffffffff81177c23>] ? find_get_pages_tag+0x2a3/0x2f0
[ 2580.506982] [<ffffffff81177132>] wait_on_page_bit+0xc2/0xe0
[ 2580.506983] [<ffffffff810c0490>] ? autoremove_wake_function+0x40/0x40
[ 2580.506985] [<ffffffff8117724f>] __filemap_fdatawait_range+0xff/0x170
[ 2580.506987] [<ffffffff811772d4>] filemap_fdatawait_range+0x14/0x30
[ 2580.506988] [<ffffffff81177313>] filemap_fdatawait+0x23/0x30
[ 2580.506990] [<ffffffffa02bcf63>] jbd2_journal_commit_transaction+0xa13/0x1980 [jbd2]
[ 2580.506993] [<ffffffff810eb84e>] ? try_to_del_timer_sync+0x5e/0x90
[ 2580.506995] [<ffffffffa02c30ca>] kjournald2+0xca/0x260 [jbd2]
[ 2580.506997] [<ffffffff810c0450>] ? wake_atomic_t_function+0x60/0x60
[ 2580.506999] [<ffffffffa02c3000>] ? commit_timeout+0x10/0x10 [jbd2]
[ 2580.507001] [<ffffffff8109be38>] kthread+0xd8/0xf0
[ 2580.507002] [<ffffffff8102c782>] ? __switch_to+0x2d2/0x630
[ 2580.507003] [<ffffffff815f7eff>] ret_from_fork+0x1f/0x40
[ 2580.507005] [<ffffffff8109bd60>] ? kthread_worker_fn+0x170/0x170
[ 2677.913724] usb 4-1: reset SuperSpeed USB device number 2 using xhci_hcd
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If I understand correctly, you are using a veracrypt file based volume on a dm-crypt partition. This amounts to double encryption. How much performance do you get when you write to just the dm-crypt partition?
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If I understand correctly, you are using a veracrypt file based volume on a dm-crypt partition. This amounts to double encryption. How much performance do you get when you write to just the dm-crypt partition?
Yes, I do. The performance of dm-crypt partition is fine, I only get troubles when writing to veracrypt volume (reading is also fine).
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