<div dir="ltr">Hi all.<div><br></div><div> I built up ocfs2 on drbd dual primary. </div><div>Each node has 12 disks of Raid 10 with mdadm chuck size 4096k.</div><div>Cluster size of filesystem is 1048576 bytes.</div><div><br></div><div>Main purpose of use is reflink files on drbd.</div><div><br></div><div>I reflinked files from 1TB file and exported them to LIO iscsi.</div><div><br></div><div>After few days tests, i got kernel error.</div><div><br></div><div><br clear="all"><div><br></div><div class="gmail_signature"><div dir="ltr">
<div>May 4 19:29:38 master kernel: [1283940.130689] (reflink,30902,0):ocfs2_check_dir_for_entry:2048 ERROR: status = -17</div><div>May 4 19:29:38 master kernel: [1283940.131122] (reflink,30902,0):ocfs2_mv_orphaned_inode_to_new:2917 ERROR: status = -17</div><div>May 4 19:29:38 master kernel: [1283940.131533] (reflink,30902,0):ocfs2_reflink:4317 ERROR: status = -17</div><div><div>May 4 21:15:29 master kernel: [1290290.387752] INFO: task reflink:5954 blocked for more than 120 seconds.</div><div>May 4 21:15:29 master kernel: [1290290.388093] Not tainted 4.4.7-040407-generic #201604121331</div><div>May 4 21:15:29 master kernel: [1290290.388417] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.</div><div>May 4 21:15:29 master kernel: [1290290.388784] reflink D ffff880037e83cf8 0 5954 25468 0x00000000</div><div>May 4 21:15:29 master kernel: [1290290.388788] ffff880037e83cf8 ffff8800b80e6000 ffff8802156ae040 ffff88000195d280</div><div>May 4 21:15:29 master kernel: [1290290.388790] ffff880037e84000 ffff8801af84f1dc ffff88000195d280 00000000ffffffff</div><div>May 4 21:15:29 master kernel: [1290290.388792] ffff8801af84f1e0 ffff880037e83d10 ffffffff817fdf35 ffff8801af84f1d8</div><div>May 4 21:15:29 master kernel: [1290290.388793] Call Trace:</div><div>May 4 21:15:29 master kernel: [1290290.388798] [<ffffffff817fdf35>] schedule+0x35/0x80</div><div>May 4 21:15:29 master kernel: [1290290.388800] [<ffffffff817fe1de>] schedule_preempt_disabled+0xe/0x10</div><div>May 4 21:15:29 master kernel: [1290290.388802] [<ffffffff817ffe19>] __mutex_lock_slowpath+0xb9/0x130</div><div>May 4 21:15:29 master kernel: [1290290.388803] [<ffffffff817ffeaf>] mutex_lock+0x1f/0x30</div><div>May 4 21:15:29 master kernel: [1290290.388832] [<ffffffffc0a02668>] ocfs2_reflink_ioctl+0x218/0x360 [ocfs2]</div><div>May 4 21:15:29 master kernel: [1290290.388848] [<ffffffffc09e634e>] ocfs2_ioctl+0x26e/0x660 [ocfs2]</div><div>May 4 21:15:29 master kernel: [1290290.388851] [<ffffffff8121aa68>] do_vfs_ioctl+0x298/0x480</div><div>May 4 21:15:29 master kernel: [1290290.388853] [<ffffffff812167a4>] ? putname+0x54/0x60</div><div>May 4 21:15:29 master kernel: [1290290.388854] [<ffffffff812066bf>] ? do_sys_open+0x1af/0x230</div><div>May 4 21:15:29 master kernel: [1290290.388856] [<ffffffff8121acc9>] SyS_ioctl+0x79/0x90</div><div>May 4 21:15:29 master kernel: [1290290.388858] [<ffffffff81802036>] entry_SYSCALL_64_fastpath+0x16/0x75</div><div>May 4 21:15:29 master kernel: [1290290.388860] INFO: task reflink:6466 blocked for more than 120 seconds.</div><div>May 4 21:15:29 master kernel: [1290290.389236] Not tainted 4.4.7-040407-generic #201604121331</div><div>May 4 21:15:29 master kernel: [1290290.389611] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.</div><div>May 4 21:15:29 master kernel: [1290290.389998] reflink D ffff880038f87cf8 0 6466 32643 0x00000000</div><div>May 4 21:15:29 master kernel: [1290290.390000] ffff880038f87cf8 ffff8800b80e6000 ffff880215542940 ffff880002508dc0</div><div>May 4 21:15:29 master kernel: [1290290.390002] ffff880038f88000 ffff8801af84f1dc ffff880002508dc0 00000000ffffffff</div><div>May 4 21:15:29 master kernel: [1290290.390004] ffff8801af84f1e0 ffff880038f87d10 ffffffff817fdf35 ffff8801af84f1d8</div><div>May 4 21:15:29 master kernel: [1290290.390005] Call Trace:</div><div>May 4 21:15:29 master kernel: [1290290.390008] [<ffffffff817fdf35>] schedule+0x35/0x80</div><div>May 4 21:15:29 master kernel: [1290290.390009] [<ffffffff817fe1de>] schedule_preempt_disabled+0xe/0x10</div><div>May 4 21:15:29 master kernel: [1290290.390010] [<ffffffff817ffe19>] __mutex_lock_slowpath+0xb9/0x130</div><div>May 4 21:15:29 master kernel: [1290290.390012] [<ffffffff817ffeaf>] mutex_lock+0x1f/0x30</div><div>May 4 21:15:29 master kernel: [1290290.390031] [<ffffffffc0a02668>] ocfs2_reflink_ioctl+0x218/0x360 [ocfs2]</div><div>May 4 21:15:29 master kernel: [1290290.390045] [<ffffffffc09e634e>] ocfs2_ioctl+0x26e/0x660 [ocfs2]</div><div>May 4 21:15:29 master kernel: [1290290.390048] [<ffffffff8121aa68>] do_vfs_ioctl+0x298/0x480</div><div>May 4 21:15:29 master kernel: [1290290.390049] [<ffffffff812167a4>] ? putname+0x54/0x60</div><div>May 4 21:15:29 master kernel: [1290290.390051] [<ffffffff812066bf>] ? do_sys_open+0x1af/0x230</div><div>May 4 21:15:29 master kernel: [1290290.390052] [<ffffffff8121acc9>] SyS_ioctl+0x79/0x90</div><div>May 4 21:15:29 master kernel: [1290290.390054] [<ffffffff81802036>] entry_SYSCALL_64_fastpath+0x16/0x75</div></div><div><br></div><div><br></div><div> I saw same report with kernel 4.3 but there was no answer.</div><div>Any ideas?</div><div><br></div><div><br></div></div></div>
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