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-14514 Lustre <p>The lod layer does not check that we are not deleting the last non stale mirror of a file.</p> LU-14514

lod_declare_layout_del() does not check for deletion of last non stale mirror

Bug Critical Resolved Fixed Zhenyu Xu John Hammond bjhpflr Thu, 11 Mar 2021 22:22:01 +0000 Thu, 24 Mar 2022 19:49:43 +0000 Mon, 13 Dec 2021 15:12:38 +0000 Lustre 2.15.0 0 5 <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre># cd /mnt/lustre # echo XXX &gt; f0 # lfs mirror extend -N -c1 f0 # echo XXXX &gt; f0 # lfs getstripe f0 f0 lcm_layout_gen: 3 lcm_mirror_count: 2 lcm_entry_count: 2 lcme_id: 65537 lcme_mirror_id: 1 lcme_flags: init lcme_extent.e_start: 0 lcme_extent.e_end: EOF lmm_stripe_count: 1 lmm_stripe_size: 1048576 lmm_pattern: raid0 lmm_layout_gen: 0 lmm_stripe_offset: 1 lmm_objects: - 0: { l_ost_idx: 1, l_fid: [0x100010000:0x15:0x0] } lcme_id: 131073 lcme_mirror_id: 2 lcme_flags: init,stale lcme_extent.e_start: 0 lcme_extent.e_end: EOF lmm_stripe_count: 1 lmm_stripe_size: 1048576 lmm_pattern: raid0 lmm_layout_gen: 0 lmm_stripe_offset: 2 lmm_objects: - 0: { l_ost_idx: 2, l_fid: [0x100020000:0x17:0x0] } # lfs mirror split --mirror-id=1 f0 # lfs getstripe f0 f0 lcm_layout_gen: 4 lcm_mirror_count: 1 lcm_entry_count: 1 lcme_id: 131073 lcme_mirror_id: 2 lcme_flags: init,stale lcme_extent.e_start: 0 lcme_extent.e_end: EOF lmm_stripe_count: 1 lmm_stripe_size: 1048576 lmm_pattern: raid0 lmm_layout_gen: 0 lmm_stripe_offset: 2 lmm_objects: - 0: { l_ost_idx: 2, l_fid: [0x100020000:0x17:0x0] } # cat f0 cat: f0: Resource temporarily unavailable # # lfs setstripe --comp-set -I 2 --comp-flags=^stale f0 lfs setstripe: cannot clear 'stale' flags from component. Please use lfs-mirror-resync(1) instead # lfs mirror resync f0 lfs mirror: 'f0' is not a FLR file. </pre> </div></div> <p><a href="https://jira.whamcloud.com/secure/ViewProfile.jspa?name=bobijam" class="user-hover" rel="bobijam">bobijam</a> could you take a look at this?</p> <p>Bobi Jam (bobijam@hotmail.com) uploaded a new patch: <a href="https://review.whamcloud.com/42024" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/42024</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-14514" title="lod_declare_layout_del() does not check for deletion of last non stale mirror" class="issue-link" data-issue-key="LU-14514"><del>LU-14514</del></a> flr: mirror split should not make stale file<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: ad24e6e727a5ff9328c62bbaad76a8c2ba6efe04</p> <p>"Oleg Drokin &lt;green@whamcloud.com&gt;" merged in patch <a href="https://review.whamcloud.com/42024/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/42024/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-14514" title="lod_declare_layout_del() does not check for deletion of last non stale mirror" class="issue-link" data-issue-key="LU-14514"><del>LU-14514</del></a> flr: mirror split should not make stale file<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 83c790cbf2f8f7452e1382051564af6f155b47cf</p> <p>Landed for 2.15</p> <p>"Andreas Dilger &lt;adilger@whamcloud.com&gt;" uploaded a new patch: <a href="https://review.whamcloud.com/46564" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/46564</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-14514" title="lod_declare_layout_del() does not check for deletion of last non stale mirror" class="issue-link" data-issue-key="LU-14514"><del>LU-14514</del></a> tests: skip sanity-flr test_44b for interop<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 66f0aafcae4fde3d6d1f4c934af33edffab0f480</p> <p>"Oleg Drokin &lt;green@whamcloud.com&gt;" merged in patch <a href="https://review.whamcloud.com/46564/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/46564/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-14514" title="lod_declare_layout_del() does not check for deletion of last non stale mirror" class="issue-link" data-issue-key="LU-14514"><del>LU-14514</del></a> tests: skip sanity-flr test_44b for interop<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: c70b1b1e283d0a34527dc8353e3a66fabf2d9cdd</p> Related LU-15691 LU-14512 Development Rank 1|i01p7z: Rank (Obsolete) 9223372036854775807 Severity