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-17136 Lustre <p>With some unusual workloads, it is possible for the ldiskfs extent index tree to grow larger than 5 levels deep, and remount the OST read-only as with an error.</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>Apr 27 10:32:53 oss7 kernel: LDISKFS-fs error (device sdb): ldiskfs_ext_find_extent:858: inode #20530609: comm ll_ost_io06_005: inode has invalid extent depth: 6 Apr 27 10:32:53 oss7 kernel: Aborting journal on device sdb-8. Apr 27 10:32:53 oss7 kernel: LDISKFS-fs (sdb): Remounting filesystem read-only </pre> </div></div> LU-17136

ext4 extent tree: increase max depth

Improvement Minor Resolved Fixed Alex Zhuravlev Alex Zhuravlev Fri, 22 Sep 2023 13:04:59 +0000 Fri, 27 Oct 2023 21:45:35 +0000 Mon, 16 Oct 2023 12:57:31 +0000 Lustre 2.16.0 0 2 <p>"Alex Zhuravlev &lt;bzzz@whamcloud.com&gt;" uploaded a new patch: <a href="https://review.whamcloud.com/c/fs/lustre-release/+/52474" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/c/fs/lustre-release/+/52474</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-17136" title="ext4 extent tree: increase max depth" class="issue-link" data-issue-key="LU-17136"><del>LU-17136</del></a> ldiskfs: increase max extent tree depth<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 1233497e6d33582bb7a83e9670472c12be1a2aaf</p> <p>"Oleg Drokin &lt;green@whamcloud.com&gt;" merged in patch <a href="https://review.whamcloud.com/c/fs/lustre-release/+/52474/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/c/fs/lustre-release/+/52474/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-17136" title="ext4 extent tree: increase max depth" class="issue-link" data-issue-key="LU-17136"><del>LU-17136</del></a> ldiskfs: increase max extent tree depth<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: b156790dea16b3c494f5130666a9293fa179fe99</p> <p>Landed for 2.16</p> Related LU-16843 Development Rank 1|i03wif: Rank (Obsolete) 9223372036854775807 Severity