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-14852 Lustre <p>as two appends may race, and in a case of partially applied and restarted IO must still apply fully ordered (AB or BA), but not with partially mixed data, DIO append still must be locked (have client side locking). it is not so once DIO became lockless in master.</p> LU-14852

DIO append must be still locked

Bug Minor Closed Fixed Shaun Tancheff Vitaly Fertman Wed, 14 Jul 2021 20:08:27 +0000 Fri, 6 Oct 2023 06:20:53 +0000 Fri, 6 Oct 2023 06:20:53 +0000 0 4 <p>Vitaly Fertman (vitaly.fertman@hpe.com) uploaded a new patch: <a href="https://review.whamcloud.com/44310" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/44310</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-14852" title="DIO append must be still locked" class="issue-link" data-issue-key="LU-14852"><del>LU-14852</del></a> test: DIO append still locked<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 35eb6744a55576d453f2b89d9bc1d4ad69e8300b</p> <p>Assigned to Shaun since he's working on the test...  I think this will probably get merged with <a href="https://review.whamcloud.com/#/c/46890/1" class="external-link" target="_blank" rel="nofollow noopener">LU-15670</a> anyway.</p> <p>Resolved with ("<a href="https://jira.whamcloud.com/browse/LU-15670" title="Disable parallel dio with O_APPEND" class="issue-link" data-issue-key="LU-15670"><del>LU-15670</del></a> clio: Disable lockless for DIO with O_APPEND") <br/> <a href="https://review.whamcloud.com/c/fs/lustre-release/+/46890" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/c/fs/lustre-release/+/46890</a></p> Development Rank 1|i01zan: Rank (Obsolete) 9223372036854775807 Severity