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-11079 Lustre <p>It is found that if there are too many concurrent statahead instances, then related statahead RPCs may accumulate on the client import (for MDT) RPC lists (imp_sending_list/imp_delayed_list/imp_unreplied_lis), as to seriously affect the efficiency of spin_lock under the case of MDT overloaded or in recovery. Be as the temporarily solution, it is necessary to control the concurrent statahead instances.</p> LU-11079

Control concurrent statahead instances

Improvement Major Resolved Fixed nasf nasf Sat, 9 Jun 2018 17:17:28 +0000 Mon, 13 Aug 2018 21:42:58 +0000 Wed, 18 Jul 2018 12:30:55 +0000 Lustre 2.12.0 Lustre 2.10.5 0 4 <p>Fan Yong (fan.yong@intel.com) uploaded a new patch: <a href="https://review.whamcloud.com/32690" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/32690</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-11079" title="Control concurrent statahead instances" class="issue-link" data-issue-key="LU-11079"><del>LU-11079</del></a> llite: control concurrent statahead instances<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 54c28ee42a227f6ea3966d8a07170078a90336c4</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/32690/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/32690/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-11079" title="Control concurrent statahead instances" class="issue-link" data-issue-key="LU-11079"><del>LU-11079</del></a> llite: control concurrent statahead instances<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 164231a7a29b7203cd27ab624eddd5fb7c557b90</p> <p>Landed for 2.12</p> <p>Minh Diep (mdiep@whamcloud.com) uploaded a new patch: <a href="https://review.whamcloud.com/32909" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/32909</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-11079" title="Control concurrent statahead instances" class="issue-link" data-issue-key="LU-11079"><del>LU-11079</del></a> llite: control concurrent statahead instances<br/> Project: fs/lustre-release<br/> Branch: b2_10<br/> Current Patch Set: 1<br/> Commit: b472454d5196eb56c1d919707c26a814caf97d2d</p> <p>John L. Hammond (jhammond@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/32909/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/32909/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-11079" title="Control concurrent statahead instances" class="issue-link" data-issue-key="LU-11079"><del>LU-11079</del></a> llite: control concurrent statahead instances<br/> Project: fs/lustre-release<br/> Branch: b2_10<br/> Current Patch Set: <br/> Commit: b52a1221bf1d655aacbef5b7d40b79fe6f51cef4</p> Duplicate LU-11100 Related LU-11092 Development Rank 1|hzzy7j: Rank (Obsolete) 9223372036854775807