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-12542 Lustre <p>While working on the ldlm interval work a few issues were pointed out. For example it was discussed how the ldlm_lock is to large so it consumes a lot of memory. This ticket tracks the various improvement being worked that is coming from the upstream work.</p> LU-12542

LDLM improvements form linux lustre client work

Improvement Minor Resolved Fixed James A Simmons James A Simmons Fri, 12 Jul 2019 17:16:40 +0000 Sat, 24 Dec 2022 01:27:45 +0000 Tue, 31 Mar 2020 11:44:52 +0000 Lustre 2.14.0 0 2 <p>James Simmons (jsimmons@infradead.org) uploaded a new patch: <a href="https://review.whamcloud.com/35486" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35486</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> ldlm: simplify lock_mode_to_index()<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 4d73fe281816b78fd802e7c1b7565151ddd72309</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/35486/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35486/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> ldlm: simplify lock_mode_to_index()<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 32ae82e57cf8dfcd4361e9522ea57e473676a743</p> <p>Landed for 2.13</p> <p>Theirs much more <img class="emoticon" src="https://jira.whamcloud.com/images/icons/emoticons/smile.png" height="16" width="16" align="absmiddle" alt="" border="0"/></p> <p>James Simmons (jsimmons@infradead.org) uploaded a new patch: <a href="https://review.whamcloud.com/35738" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35738</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> obdclass: Remove unused function class_handle_hash_back()<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 02bf0f8869d2b419645cefee67cf7a1a124682d9</p> <p>James Simmons (jsimmons@infradead.org) uploaded a new patch: <a href="https://review.whamcloud.com/35739" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35739</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handles: discard h_owner in favour of h_ops<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 5fd3524d40dac9c1166be75c9fd3687c87ea02a5</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/35738/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35738/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> obdclass: Remove unused function class_handle_hash_back()<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: f36a5491d0bf4d861dc3332a600fca5a450afcb6</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/35739/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35739/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handles: discard h_owner in favour of h_ops<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 9bda0a5cad190f33571ff6bce4235cd7fc4f76fd</p> <p>time for next batch <img class="emoticon" src="https://jira.whamcloud.com/images/icons/emoticons/smile.png" height="16" width="16" align="absmiddle" alt="" border="0"/></p> <p>James Simmons (jsimmons@infradead.org) uploaded a new patch: <a href="https://review.whamcloud.com/35797" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35797</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handle: discard OBD_FREE_RCU<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 1890fff3bc5e67d04dee7ed4c88a05a8010620d6</p> <p>James Simmons (jsimmons@infradead.org) uploaded a new patch: <a href="https://review.whamcloud.com/35798" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35798</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handle: rename ops to owner<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: caa63e38331c97cadac46f1c3de42283f4ccaa2c</p> <p>James Simmons (jsimmons@infradead.org) uploaded a new patch: <a href="https://review.whamcloud.com/35861" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35861</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handle: remove locking from class_handle2object()<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 753e87301fcd6a307d0cb3cdeea7efa12e67add2</p> <p>James Simmons (jsimmons@infradead.org) uploaded a new patch: <a href="https://review.whamcloud.com/35862" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35862</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handle: use hlist for hash lists.<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 6211e27d919167ad6f38425709543015eb5cbbb2</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/35794/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35794/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handle: move refcount into the lustre_handle.<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: ae22814bccc6dfa3b72b15cef45ed7c2731d4e3e</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/35797/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35797/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handle: discard OBD_FREE_RCU<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 48830f888b651c32bfe4742f3d03fd04b15638a9</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/35798/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35798/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handle: rename ops to owner<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 1a9aafbf6317a9b8b026f69faad11e1801e1b92a</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/35861/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35861/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handle: remove locking from class_handle2object()<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: e2458a94a6a2d7a5a70412652f1bef35ee1280c2</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/35862/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35862/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handle: use hlist for hash lists.<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 9c9ea6584cfb314aec693be2b03a0f55f60127a3</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/35863/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35863/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> handle: discard h_lock.<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 6acafe7ac4efc48e0c406413401e9a8a92b51be2</p> <p>Need to talk to Neil to see what is left.</p> <p>Neil Brown (neilb@suse.de) uploaded a new patch: <a href="https://review.whamcloud.com/37789" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/37789</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> lustre: remove INIT_LIST_HEAD_RCU support.<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: c8b487cf6b2b626c3e8b2fe92b73575297c48742</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/35484/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/35484/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> ldlm: don't access l_resource when not locked.<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 74f4393c74da4eac8bfcfe2a53b8621847701fd6</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/37789/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/37789/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> lustre: remove INIT_LIST_HEAD_RCU support.<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 7b560d63759dbee2ac232bbe93a5071f8b0ebd1c</p> <p>It looks like everything has landed for 2.14</p> <p>Andreas Dilger (adilger@whamcloud.com) uploaded a new patch: <a href="https://review.whamcloud.com/40204" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/40204</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> osd: consolidate RCU handling<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: a3a2ba8a28395ace2555ed54c1e3e1f0090bca8f</p> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/40204/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/40204/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12542" title="LDLM improvements form linux lustre client work" class="issue-link" data-issue-key="LU-12542"><del>LU-12542</del></a> osd: consolidate RCU handling<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: bf7431d6e14c8a0a530cf7ed538d579cc2057e78</p> Related LU-4801 LU-12511 Development Rank 1|i00jlr: Rank (Obsolete) 9223372036854775807