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-11983 Lustre <p>Upgrading from 2.10.5 to 2.10.6 we are seeing these messages about every 7 mins.</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java"> Feb 20 15:33:39 nbp8-oss22 kernel: [107794.374975] LustreError: 11-0: nbp8-MDT0000-lwp-OST007d: operation mds_connect to node 10.151.27.60@o2ib failed: rc = -52 Feb 20 15:33:39 nbp8-oss22 kernel: [107794.411340] LustreError: Skipped 299 previous similar messages </pre> </div></div> <p>I tried to get debug dump after the error. Its attached to the case. But that errors doesn't show in the debug logs.</p> <p> </p> <p>This is from dmesg</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java"> [113475.927136] Lustre: 33169:0:(mdt_handler.c:5340:mdt_connect_internal()) nbp8-MDT0000: client nbp8-MDT0000-lwp-OST0064_UUID does not support ibits lock, either very old or an invalid client: flags 0x2041401043000020 [113475.990096] Lustre: 33169:0:(mdt_handler.c:5340:mdt_connect_internal()) Skipped 4911 previous similar messages </pre> </div></div> LU-11983

operation mds_connect to node failed: rc = -52

Bug Major Resolved Fixed Hongchao Zhang Mahmoud Hanafi Wed, 20 Feb 2019 23:42:29 +0000 Sat, 2 Mar 2019 00:04:51 +0000 Thu, 28 Feb 2019 15:11:25 +0000 Lustre 2.10.6 0 4 <p>Is this a dup/related to <a href="https://jira.whamcloud.com/browse/LU-8402" title="OBD_CONNECT_* flags retirement" class="issue-link" data-issue-key="LU-8402"><del>LU-8402</del></a></p> <p> </p> <p>Hongchao</p> <p>Could you please advise?</p> <p>Peter</p> <p>Hi Mahmoud,</p> <p>Is the patch <a href="https://review.whamcloud.com/33977" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/33977</a> in <a href="https://jira.whamcloud.com/browse/LU-11056" title="OSS can&#39;t connect to MDS after hard reboot" class="issue-link" data-issue-key="LU-11056"><del>LU-11056</del></a> included in it?</p> <p>No - <a href="https://github.com/jlan/lustre-nas/commits/nas-2.10.6?before=ac2bb5aa16b1c18e7ca014c6a5037717528755d5+35" class="external-link" target="_blank" rel="nofollow noopener">https://github.com/jlan/lustre-nas/commits/nas-2.10.6?before=ac2bb5aa16b1c18e7ca014c6a5037717528755d5+35</a> </p> <p>Yes. The nas-2.10.6 branch does include that commit. Peter's pointer did not go back enough. At end of the page if you press "Older" you would go next page and the commit would be there.</p> <p>Jay,</p> <p>Does your last build 2.10.6-2nas include patch 33977?</p> <p>Mahmoud,</p> <p>Both 2.10.6-1nas and 2.10.6-2nas include commit #33977.</p> <p>Hi Jay,</p> <p>the patch #33977 should be used along with the patch #34027 in <a href="https://jira.whamcloud.com/browse/LU-8402" title="OBD_CONNECT_* flags retirement" class="issue-link" data-issue-key="LU-8402"><del>LU-8402</del></a>.<br/> the branch nas-2.10.6-1nas doesn't contain the patch from <a href="https://jira.whamcloud.com/browse/LU-8402" title="OBD_CONNECT_* flags retirement" class="issue-link" data-issue-key="LU-8402"><del>LU-8402</del></a>, but nas-2.10.6 contains it.<br/> which branch were you using when this issue occurred?</p> <p>Thanks!</p> <p>It was 2.10.6-1nas that Mahmoud used in testing.</p> <p>It is good to know that <a href="https://jira.whamcloud.com/browse/LU-8402" title="OBD_CONNECT_* flags retirement" class="issue-link" data-issue-key="LU-8402"><del>LU-8402</del></a> would address the issue. Thanks!</p> <p>This can be closed.</p> <p>ok - thanks</p> Development Rank 1|i00byv: Rank (Obsolete) 9223372036854775807 Severity