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-7364 Lustre <p>conf-sanity test 84 fails when trying to restart the MDS. Logs are at <a href="https://testing.hpdd.intel.com/test_sets/d729ab02-7ed7-11e5-a7b1-5254006e85c2" class="external-link" target="_blank" rel="nofollow noopener">https://testing.hpdd.intel.com/test_sets/d729ab02-7ed7-11e5-a7b1-5254006e85c2</a></p> <p>The problem seems to be in the llog record. From the MDS1 console:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>19:18:35:LDISKFS-fs (dm-0): recovery complete 19:18:35:LDISKFS-fs (dm-0): mounted filesystem with ordered data mode. quota=on. Opts: 19:18:35:Lustre: 12673:0:(llog.c:520:llog_process_thread()) invalid length 0 in llog record for index 0/68 19:18:35:LustreError: 15b-f: MGC10.2.4.149@tcp: The configuration from log 'lustre-MDT0000'failed from the MGS (-22). Make sure this client and the MGS are running compatible versions of Lustre. 19:18:35:LustreError: 12627:0:(obd_mount_server.c:1306:server_start_targets()) failed to start server lustre-MDT0000: -22 19:18:35:LustreError: 12627:0:(obd_mount_server.c:1794:server_fill_super()) Unable to start targets: -22 19:18:35:Lustre: Failing over lustre-MDT0000 19:18:35:LustreError: 12627:0:(obd_mount.c:1342:lustre_fill_super()) Unable to mount (-22) 19:18:35:Lustre: DEBUG MARKER: /usr/sbin/lctl mark conf-sanity test_84: @@@@@@ FAIL: Restart of mds1 failed! </pre> </div></div> <p>This issue looks similar to <a href="https://jira.whamcloud.com/browse/LU-7222" title="conf-sanity test_84: invalid llog tail at log id 0x4:10/0 offset 16384" class="issue-link" data-issue-key="LU-7222"><del>LU-7222</del></a>, but we don’t see the error message about the llog tail.</p> autotest LU-7364

conf-sanity test_84 fails with llog_process_thread()) invalid length 0 in llog record for index 0/68 'Restart of mds1 failed!'

Bug Minor Open Unresolved WC Triage James Nunez Fri, 30 Oct 2015 16:33:46 +0000 Thu, 1 Nov 2018 05:01:16 +0000 Lustre 2.8.0 0 3 <p>I suspect that this is still the same problem as <a href="https://jira.whamcloud.com/browse/LU-7222" title="conf-sanity test_84: invalid llog tail at log id 0x4:10/0 offset 16384" class="issue-link" data-issue-key="LU-7222"><del>LU-7222</del></a>, due to the "<tt>llog_process_thread()) invalid length 0 in llog record for index 0/68</tt>" message, just a slightly different form of corrupt llog.</p> <p>seems another instance.</p> <p><a href="https://testing.whamcloud.com/test_sets/5a8502de-dd0e-11e8-b46b-52540065bddc" class="external-link" target="_blank" rel="nofollow noopener">https://testing.whamcloud.com/test_sets/5a8502de-dd0e-11e8-b46b-52540065bddc</a></p> Related LU-7222 LU-7428 Development Rank 1|hzxrw7: Rank (Obsolete) 9223372036854775807 Severity