https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-9837 Lustre <p>With the most recent lustre code I see the following errors:</p> <p> 1213.769569] Lustre: DEBUG MARKER: == sanity test 17m: run e2fsck against MDT which contains short/long symlink ========================= 18:37:18 (1501886238)<br/> [ 1222.234510] Lustre: Failing over lustre-MDT0000<br/> [ 1223.000176] format at watchdog.c:329:lcw_dispatch_stop doesn't end in newline<br/> [ 1223.010525] Lustre: server umount lustre-MDT0000 complete<br/> [ 1225.446028] LDISKFS-fs (dm-0): mounted filesystem with ordered data mode. Opts: user_xattr,errors=remount-ro,no_mbcache,nodelalloc<br/> [ 1225.754332] LustreError: 6373:0:(obd_config.c:563:class_setup()) setup lustre-MDT0000 failed (-12)<br/> [ 1225.765916] LustreError: 6373:0:(obd_config.c:1691:class_config_llog_handler()) MGC10.37.248.196@o2ib1: cfg command failed: rc = -12<br/> [ 1225.782893] Lustre: cmd=cf003 0:lustre-MDT0000 1:lustre-MDT0000_UUID 2:0 3:lustre-MDT0000-mdtlov 4:f </p> <p>[ 1225.799392] LustreError: 15c-8: MGC10.37.248.196@o2ib1: The configuration from log 'lustre-MDT0000' failed (-12). This may be the result of communication errors between this node and the MGS, a bad configuration, or other errors. See the syslog for more information.<br/> [ 1225.830574] LustreError: 6322:0:(obd_mount_server.c:1370:server_start_targets()) failed to start server lustre-MDT0000: -12<br/> [ 1225.844315] LustreError: 6322:0:(obd_mount_server.c:1863:server_fill_super()) Unable to start targets: -12<br/> [ 1225.856498] LustreError: 6322:0:(obd_config.c:614:class_cleanup()) Device 4 not setup<br/> [ 1226.155642] format at watchdog.c:329:lcw_dispatch_stop doesn't end in newline<br/> [ 1226.165770] Lustre: server umount lustre-MDT0000 complete<br/> [ 1226.173688] LustreError: 6322:0:(obd_mount.c:1505:lustre_fill_super()) Unable to mount (-12)<br/> [ 1226.733763] Lustre: DEBUG MARKER: sanity test_17m: @@@@@@ FAIL: start failed</p> <p>This happens for any MDS failover test.</p> RHEL7.3 running latest 2.10.51 on both servers and clients LU-9837

configuration from log 'lustre-MDT0000' failed

Bug Critical Resolved Fixed Hongchao Zhang James A Simmons Fri, 4 Aug 2017 22:43:45 +0000 Sat, 4 Nov 2017 21:35:08 +0000 Sat, 4 Nov 2017 21:35:08 +0000 Lustre 2.11.0 Lustre 2.11.0 0 5 <p>While the patch for <a href="https://jira.whamcloud.com/browse/LU-9725" title="Mount commands don&#39;t return for targets in LFS with DNE and 3 MDTs " class="issue-link" data-issue-key="LU-9725"><del>LU-9725</del></a> lets the debugfs code to go further this bug now shows up.</p> <p>Hi Hongchao,</p> <p>Would you be able to try and reproduce this locally?</p> <p>Thanks.<br/> Joe</p> <p>Its a recovery bug coming to light from the debugfs port. You can a complete log at:</p> <p><a href="https://testing.hpdd.intel.com/test_sets/ac7907ee-7972-11e7-bc50-5254006e85c2" class="external-link" target="_blank" rel="nofollow noopener">https://testing.hpdd.intel.com/test_sets/ac7907ee-7972-11e7-bc50-5254006e85c2</a></p> <p>Hi James,<br/> What patches should be applied for reproducing this issue? I can't reproduce it locally with the patch #28357 in <a href="https://jira.whamcloud.com/browse/LU-9725" title="Mount commands don&#39;t return for targets in LFS with DNE and 3 MDTs " class="issue-link" data-issue-key="LU-9725"><del>LU-9725</del></a>.<br/> Thanks!</p> <p>A few patches had to land to make this bug appear before. With the latest landings to master you just need to apply patch <a href="https://review.whamcloud.com/#/c/26651" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/#/c/26651</a> to reproduce this problem.</p> <p>This will be fixed by patch <a href="https://review.whamcloud.com/#/c/28818" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/#/c/28818</a></p> <p><a href="https://jira.whamcloud.com/secure/ViewProfile.jspa?name=simmonsja" class="user-hover" rel="simmonsja">simmonsja</a>, I wonder if this should be a blocker as it hasn't even hit yet, only hit it because of your unlanded patch.</p> <p>The patch  <a href="https://review.whamcloud.com/#/c/28818" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/#/c/28818</a> has been merged to master that resolved this issue.</p> Related LU-8066 Development Rank 1|hzzhvj: Rank (Obsolete) 9223372036854775807 Severity