Whamcloud Community JIRA https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 [LU-8808] Concurrent update during file restore can lead to disordered changelog sequence https://jira.whamcloud.com/browse/LU-8808 Lustre <p>In hsm_cdt_request_completed(), upon restore completion, layout lock is returned before associated ChangeLog entry has been created.<br/> This allows for a timing window where concurrent file updater can take control and create its own ChangeLog out of order (before restore ChangeLog).<br/> This can puzzle, ChangeLog readers (like RobinHood), and have them think of a wrong file state.</p> LU-8808 Concurrent update during file restore can lead to disordered changelog sequence Bug Minor Resolved Fixed Bruno Faccini Bruno Faccini Mon, 7 Nov 2016 23:42:13 +0000 Sun, 26 Mar 2017 13:24:45 +0000 Sun, 26 Mar 2017 13:22:57 +0000 Lustre 2.10.0 0 3 <p>Faccini Bruno (bruno.faccini@intel.com) uploaded a new patch: <a href="http://review.whamcloud.com/23638" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/23638</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-8808" title="Concurrent update during file restore can lead to disordered changelog sequence" class="issue-link" data-issue-key="LU-8808"><del>LU-8808</del></a> mdt: avoid out of order ChangeLog during restore<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: eadf8006d336433f80c65223b419210a665fffd8</p> <p>Oleg Drokin (oleg.drokin@intel.com) merged in patch <a href="https://review.whamcloud.com/23638/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/23638/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-8808" title="Concurrent update during file restore can lead to disordered changelog sequence" class="issue-link" data-issue-key="LU-8808"><del>LU-8808</del></a> mdt: avoid out of order ChangeLog during restore<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 17ab869d3a37607dbfb2ca8d85ac3549c539f148</p> <p>Lanced for 2.10</p> Related Development Rank 1|hzyus7: Rank (Obsolete) 9223372036854775807 Severity