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-5283 Lustre <p>MDS becomes sluggish and error logged:</p> <p>Jul 1 14:21:13 dolphin-mds-9-2 kernel: LustreError: 13372:0:(mdt_recovery.c:418:mdt_last_rcvd_update()) Trying to overwrite bigger transno:on-disk: 40602062209, new: 40602062208 replay: 0. see <a href="https://jira.whamcloud.com/browse/LU-617" title="LBUG: (mdt_recovery.c:787:mdt_last_rcvd_update()) ASSERTION(req_is_replay(req)) failed" class="issue-link" data-issue-key="LU-617"><del>LU-617</del></a>.<br/> Jul 1 14:45:04 dolphin-mds-9-2 kernel: LustreError: 3640:0:(mdt_recovery.c:418:mdt_last_rcvd_update()) Trying to overwrite bigger transno:on-disk: 40602786157, new: 40602786156 replay: 0. see <a href="https://jira.whamcloud.com/browse/LU-617" title="LBUG: (mdt_recovery.c:787:mdt_last_rcvd_update()) ASSERTION(req_is_replay(req)) failed" class="issue-link" data-issue-key="LU-617"><del>LU-617</del></a>.<br/> Jul 1 15:02:12 dolphin-mds-9-2 kernel: LustreError: 19741:0:(mdt_recovery.c:418:mdt_last_rcvd_update()) Trying to overwrite bigger transno:on-disk: 40603454105, new: 40603454104 replay: 0. see <a href="https://jira.whamcloud.com/browse/LU-617" title="LBUG: (mdt_recovery.c:787:mdt_last_rcvd_update()) ASSERTION(req_is_replay(req)) failed" class="issue-link" data-issue-key="LU-617"><del>LU-617</del></a>.<br/> Jul 1 15:03:03 dolphin-mds-9-2 kernel: LustreError: 6134:0:(mdt_recovery.c:418:mdt_last_rcvd_update()) Trying to overwrite bigger transno:on-disk: 40603487989, new: 40603487988 replay: 0. see <a href="https://jira.whamcloud.com/browse/LU-617" title="LBUG: (mdt_recovery.c:787:mdt_last_rcvd_update()) ASSERTION(req_is_replay(req)) failed" class="issue-link" data-issue-key="LU-617"><del>LU-617</del></a>.<br/> Jul 1 15:03:08 dolphin-mds-9-2 kernel: LustreError: 13372:0:(mdt_recovery.c:418:mdt_last_rcvd_update()) Trying to overwrite bigger transno:on-disk: 40603492527, new: 40603492526 replay: 0. see <a href="https://jira.whamcloud.com/browse/LU-617" title="LBUG: (mdt_recovery.c:787:mdt_last_rcvd_update()) ASSERTION(req_is_replay(req)) failed" class="issue-link" data-issue-key="LU-617"><del>LU-617</del></a>.<br/> Jul 1 15:19:00 dolphin-mds-9-2 kernel: LustreError: 19741:0:(mdt_recovery.c:418:mdt_last_rcvd_update()) Trying to overwrite bigger transno:on-disk: 40604082957, new: 40604082956 replay: 0. see <a href="https://jira.whamcloud.com/browse/LU-617" title="LBUG: (mdt_recovery.c:787:mdt_last_rcvd_update()) ASSERTION(req_is_replay(req)) failed" class="issue-link" data-issue-key="LU-617"><del>LU-617</del></a>.</p> Linux dolphin-mds-9-2.local 2.6.32-358.23.2.el6_lustre.x86_64 #1 SMP Thu Dec 19 19:57:45 PST 2013 x86_64 x86_64 x86_64 GNU/Linux LU-5283

LU-617 reappears in 2.4.2

Bug Minor Resolved Won't Fix Niu Yawei Haisong Cai Tue, 1 Jul 2014 22:23:25 +0000 Tue, 18 Jul 2017 14:12:49 +0000 Tue, 18 Jul 2017 14:12:49 +0000 Lustre 2.4.2 0 5 <p>Niu</p> <p>Could you please advise?</p> <p>Thanks</p> <p>Peter</p> <p>Is there a particular workload being run that triggers this problem? </p> <p>= No particular workload was running but the file-system was in<br/> production when the bug appeared.<br/> We did notice MDS system load was relatively high, hovering between<br/> 10 and 30.</p> <p>= We decided failover to standby MDS when the file-system became<br/> sluggish. After about 7 hours, the standby MDS crashed. No <a href="https://jira.whamcloud.com/browse/LU-617" title="LBUG: (mdt_recovery.c:787:mdt_last_rcvd_update()) ASSERTION(req_is_replay(req)) failed" class="issue-link" data-issue-key="LU-617"><del>LU-617</del></a> logged.</p> <p>= This morning we brought back the MDS from crash and in the first hour,<br/> it logged 5 instances of <a href="https://jira.whamcloud.com/browse/LU-617" title="LBUG: (mdt_recovery.c:787:mdt_last_rcvd_update()) ASSERTION(req_is_replay(req)) failed" class="issue-link" data-issue-key="LU-617"><del>LU-617</del></a>.</p> <p>= Another thing to note is, our clients are running 2.5.* client. Not<br/> for particular reason, but admin of the cluster thought it was the<br/> latest release.</p> <p>thanks,<br/> Haisong</p> <p>Is there any client running older version rather than 2.5.*?</p> <p>Hi Yawei,</p> <p>Yes we are running both 1.8.9 (a few of them) and 2.5.3 clients.</p> <p>thanks,<br/> Haisong</p> <p><a href="https://jira.whamcloud.com/browse/LU-617" title="LBUG: (mdt_recovery.c:787:mdt_last_rcvd_update()) ASSERTION(req_is_replay(req)) failed" class="issue-link" data-issue-key="LU-617"><del>LU-617</del></a> was fixed in 2.1.2, I suggest you upgrade your client to 2.1.2 or later.</p> <p>Upgrade legacy clients to later version (2.1.2 above) can fix the problem.</p> Related LU-617 Development End date Wed, 30 Jul 2014 22:23:25 +0000 Rank 1|hzwqev: Rank (Obsolete) 14744 Severity Start date Tue, 1 Jul 2014 22:23:25 +0000