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-4438 Lustre <p>This issue was created by maloo for Nathaniel Clark &lt;nathaniel.l.clark@intel.com&gt;</p> <p>This issue relates to the following test suite run: <a href="http://maloo.whamcloud.com/test_sets/788a5dda-765f-11e3-b3c0-52540035b04c" class="external-link" target="_blank" rel="nofollow noopener">http://maloo.whamcloud.com/test_sets/788a5dda-765f-11e3-b3c0-52540035b04c</a>.</p> <p>The sub-test test_402 failed with the following error:</p> <blockquote> <p>Copytool start should have failed</p></blockquote> <p>Info required for matching: sanity-hsm 402</p> LU-4438

Test failure sanity-hsm test_402: Copytool start should have failed

Bug Major Resolved Fixed Bruno Faccini Maloo HSM Mon, 6 Jan 2014 14:14:48 +0000 Wed, 13 Aug 2014 21:36:10 +0000 Wed, 11 Jun 2014 16:20:40 +0000 Lustre 2.6.0 Lustre 2.5.1 Lustre 2.6.0 Lustre 2.5.3 0 10 <p>This bug appears to be unique in occurrence, but not apparently related to patch found on (<a href="http://review.whamcloud.com/8623" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/8623</a>)</p> <p>not unique at all. another:<br/> <a href="https://maloo.whamcloud.com/test_sets/7c39f198-9a72-11e3-ba17-52540035b04c" class="external-link" target="_blank" rel="nofollow noopener">https://maloo.whamcloud.com/test_sets/7c39f198-9a72-11e3-ba17-52540035b04c</a></p> <p>maloo says "Failure Rate: 5.00% of last 100 executions <span class="error">&#91;all branches&#93;</span>" so it must be happening fairly often.</p> <p>By searching on Maloo, I found more instances on Lustre b2_5 and master branches:</p> <p><a href="https://maloo.whamcloud.com/test_sets/0bffe69a-9a26-11e3-965c-52540035b04c" class="external-link" target="_blank" rel="nofollow noopener">https://maloo.whamcloud.com/test_sets/0bffe69a-9a26-11e3-965c-52540035b04c</a><br/> <a href="https://maloo.whamcloud.com/test_sets/e604c3fa-9586-11e3-bbde-52540035b04c" class="external-link" target="_blank" rel="nofollow noopener">https://maloo.whamcloud.com/test_sets/e604c3fa-9586-11e3-bbde-52540035b04c</a><br/> <a href="https://maloo.whamcloud.com/test_sets/23b6468a-9a1c-11e3-93d7-52540035b04c" class="external-link" target="_blank" rel="nofollow noopener">https://maloo.whamcloud.com/test_sets/23b6468a-9a1c-11e3-93d7-52540035b04c</a><br/> <a href="https://maloo.whamcloud.com/test_sets/5cacc594-9a40-11e3-baa9-52540035b04c" class="external-link" target="_blank" rel="nofollow noopener">https://maloo.whamcloud.com/test_sets/5cacc594-9a40-11e3-baa9-52540035b04c</a></p> <p>Having a look to the Maloo failures, this problem looks like a timing issue when some of the copytool thread takes too long to die due to deactivated MDT error handling.</p> <p>May be we should add some delay before to check if copytool is still present (in search_copytools()) fter copytool_setup, or change the tested/grep'ed pattern to become the copytool's main PID ??</p> <p>In fact having a better look into copytool/lhsmtool_posix source code it seems that even if an error is returned by ct_setup() routine, which checks both archive/root and Lustre mount-points availability, main() continues as if everything is ok causing new threads to start and encounter further errors.</p> <p>So better than to add some delay to wait for all copytool threads to finish error processing and die, seems that handling ct_setup() error and immediately exit is the fix here.</p> <p>Patch to implement this is at <a href="http://review.whamcloud.com/9853" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/9853</a>.</p> <p>Had to re-base patch-set #4 due to Maloo/auto-tests failures related to <a href="https://jira.whamcloud.com/browse/LU-4805" title="Test failure sanity test_230c: stat /mnt/lustre/d230c.sanity/f5 failed" class="issue-link" data-issue-key="LU-4805"><del>LU-4805</del></a> ...</p> <p>Hit this problem in review-zfs at <a href="https://maloo.whamcloud.com/test_sets/e11b4944-c822-11e3-888b-52540035b04c" class="external-link" target="_blank" rel="nofollow noopener">https://maloo.whamcloud.com/test_sets/e11b4944-c822-11e3-888b-52540035b04c</a></p> <p>Had to re-base again due to unrelated failures during Maloo/auto-tests session.</p> <p>This seems like it would be a nice to have for b2_5 once it lands on master, but doesn't seem like it should hold up a 2.5 release. This is a minor issue in copytool.</p> <p>Landed for 2.6</p> <p>Patch for b2_5 at <a href="http://review.whamcloud.com/#/c/10715/" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/#/c/10715/</a></p> Related LU-5321 Development Rank 1|hzwc7z: Rank (Obsolete) 12182 Severity