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-7815 Lustre <p>In DNE failover tests, we found MDT is being evicted by another MDT because of pinger timeout.</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>Lustre: soaked-MDT0007: haven't heard from client soaked-MDT0004-mdtlov_UUID (at 192.168.1.110@o2ib10) in 230 seconds. I think it's dead, and I am evicting it. exp ffff88080c87d800, cur 1456388330 expire 1456388180 last 1456388100 Lustre: soaked-MDT0006: haven't heard from client soaked-MDT0004-mdtlov_UUID (at 192.168.1.110@o2ib10) in 232 seconds. I think it's dead, and I am evicting it. exp ffff88078f6f3c00, cur 1456388331 expire 1456388181 last 1456388099 </pre> </div></div> <p>which actually should not happen. It looks like we should not add MDS-MDS export to obd_chain_timed list. I will cook a patch soon.</p> LU-7815

pinger thread evict the export between MDTs.

Bug Critical Resolved Fixed Di Wang Di Wang dne2 soak Thu, 25 Feb 2016 08:45:54 +0000 Fri, 9 Sep 2016 19:27:55 +0000 Sat, 16 Apr 2016 01:12:41 +0000 Lustre 2.8.0 Lustre 2.9.0 0 4 <p>wangdi (di.wang@intel.com) uploaded a new patch: <a href="http://review.whamcloud.com/18663" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/18663</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-7815" title="pinger thread evict the export between MDTs." class="issue-link" data-issue-key="LU-7815"><del>LU-7815</del></a> mdt: pinger should not evict MDT-MDT export<br/> Project: fs/lustre-release<br/> Branch: b2_8<br/> Current Patch Set: 1<br/> Commit: e4ea5100f6092d3478c38aa76ae4121c034038aa</p> <p>Please submit the patch against master.</p> <p>Assigning to Di....a patch is in flight.</p> <p>wangdi (di.wang@intel.com) uploaded a new patch: <a href="http://review.whamcloud.com/18676" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/18676</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-7815" title="pinger thread evict the export between MDTs." class="issue-link" data-issue-key="LU-7815"><del>LU-7815</del></a> mdt: pinger should not evict MDT-MDT export<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: c4d57a4fa5d8cf4171087d88fe79077098942708</p> <p>Oleg Drokin (oleg.drokin@intel.com) merged in patch <a href="http://review.whamcloud.com/18676/" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/18676/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-7815" title="pinger thread evict the export between MDTs." class="issue-link" data-issue-key="LU-7815"><del>LU-7815</del></a> mdt: pinger should not evict MDT-MDT export<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: a3e6b142c074df8ef20cbf3a9d9f7687c9ed9a5f</p> <p>The patch has landed to master for 2.9.0</p> Related Development Rank 1|hzy2o7: Rank (Obsolete) 9223372036854775807 Severity