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-8586 Lustre <p>test(pios_ssf) failing intermittently is that the two OST’s are setup with different OST size by TB. The size difference is significant (~200MB). This leads to smaller OST filling up much faster during the pios run. Therefore, any subsequently write to FS now returns and ENOSPC.</p> <p>Fail case.</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java">/dev/vdc 688976 34196 618444 6% /mnt/ost1 /dev/vdd 468680 30108 412640 7% /mnt/ost2 </pre> </div></div> <p>Pass case. OST with identical space definition.</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java">/dev/vdc 688976 34196 618444 6% /mnt/ost1 /dev/vdd 688976 34196 618444 6% /mnt/ost2 </pre> </div></div> LU-8586

pios_ssf returning ENOSPC due to mixed OST size.

Bug Major Resolved Fixed James Nunez Arshad Hussain patch Wed, 7 Sep 2016 05:24:31 +0000 Sat, 17 Dec 2016 14:16:47 +0000 Sat, 17 Dec 2016 14:16:47 +0000 Lustre 2.5.1 Lustre 2.10.0 0 3 <p>Arshad Hussain (arshad.hussain@seagate.com) uploaded a new patch: <a href="http://review.whamcloud.com/22343" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/22343</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-8586" title="pios_ssf returning ENOSPC due to mixed OST size." class="issue-link" data-issue-key="LU-8586"><del>LU-8586</del></a> test: Fix failure due to mixed OST size.<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 2b4310be272eb6dba3dbfd2a2aeaf5e3986a6ac5</p> <p>Update:</p> <p>For Fail case the error seen is ...</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java">stdout.log Run Test Tstamp T N S C Aggregate Lowest Highest Run_time ----------------------------------------------------------------------------------------------------------- 1 Write 1452330509 1 37 8MB 1MB 205MB/s 0.036s 0.041s 1.442s 2 Write 1452330510 8 37 8MB 1MB 191MB/s 0.201s 0.410s 1.545s Error: IO error <span class="code-keyword">while</span> doing pwrite64, aborting. sanity-benchmark test_pios_ssf: @@@@@@ FAIL: test_pios_ssf failed with 24 Trace dump: = /usr/lib64/lustre/tests/test-framework.sh:4672:error() = /usr/lib64/lustre/tests/test-framework.sh:4932:run_one() = /usr/lib64/lustre/tests/test-framework.sh:4968:run_one_logged() = /usr/lib64/lustre/tests/test-framework.sh:4774:run_test() = /usr/lib64/lustre/tests/sanity-benchmark.sh:324:main() Dumping lctl log to /tmp/test_logs/1451120908/sanity-benchmark.test_pios_ssf.*.1451120914.log Resetting fail_loc and fail_val on all nodes...done. FAIL pios_ssf (7s) </pre> </div></div> <p>OST setup is </p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java">/dev/vdc 688976 34196 618444 6% /mnt/ost1 /dev/vdd 468680 30108 412640 7% /mnt/ost2 </pre> </div></div> <p>Oleg Drokin (oleg.drokin@intel.com) merged in patch <a href="https://review.whamcloud.com/22343/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/22343/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-8586" title="pios_ssf returning ENOSPC due to mixed OST size." class="issue-link" data-issue-key="LU-8586"><del>LU-8586</del></a> test: Fix failure due to mixed OST size.<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 6e6a3ac4ef3231463e05935ee68a1508b3a5d8d4</p> <p>Landed for 2.10</p> Duplicate Development Rank 1|hzynl3: Rank (Obsolete) 9223372036854775807 Severity