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-14268 Lustre <p>To reproduce the hang try:</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java"> lfs setstripe -c1 -i0 /mnt/lustre/f0 umount /mnt/lustre-mds1 mount /dev/mapper/mds1_flakey /mnt/lustre-mds1 -t lustre lfs mirror extend -N -c1 -i1 /mnt/lustre/f0 umount /mnt/lustre-mds1 mount /dev/mapper/mds1_flakey /mnt/lustre-mds1 -t lustre lfs mirror split -d --mirror-id=1 /mnt/lustre/f0 dd <span class="code-keyword">if</span>=/dev/zero of=/mnt/lustre/f0 bs=1M count=1 </pre> </div></div> <p>The layout generation does not increase in mirror split, and not set the flr state properly, so client does not get the updated layout and setattr loops sending write intent RPC while cannot get the latest layout. </p> LU-14268

mirror split does not increase layout generation properly

Bug Minor Resolved Fixed Zhenyu Xu Zhenyu Xu Tue, 22 Dec 2020 07:07:05 +0000 Fri, 26 Feb 2021 14:43:36 +0000 Fri, 26 Feb 2021 08:37:56 +0000 Lustre 2.15.0 0 2 <p>Bobi Jam (bobijam@hotmail.com) uploaded a new patch: <a href="https://review.whamcloud.com/41068" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/41068</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-14268" title="mirror split does not increase layout generation properly" class="issue-link" data-issue-key="LU-14268"><del>LU-14268</del></a> lod: fix layout generation inc for mirror split<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 27d0c8a1006ca4b6a53c69e2ba120be509b62413</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/41068/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/41068/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-14268" title="mirror split does not increase layout generation properly" class="issue-link" data-issue-key="LU-14268"><del>LU-14268</del></a> lod: fix layout generation inc for mirror split<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: ffa858b1657145c7e3d9988291fbb1ef72b3b980</p> Related Development Rank 1|i01i07: Rank (Obsolete) 9223372036854775807 Severity