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-6826 Lustre <p>This issue was created by maloo for sarah_lw &lt;wei3.liu@intel.com&gt;</p> <p>This issue relates to the following test suite run: <a href="https://testing.hpdd.intel.com/test_sets/d8d84160-25eb-11e5-866a-5254006e85c2" class="external-link" target="_blank" rel="nofollow noopener">https://testing.hpdd.intel.com/test_sets/d8d84160-25eb-11e5-866a-5254006e85c2</a>.</p> <p>The sub-test test_71 failed with the following error:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>dbench failed! </pre> </div></div> <p>test log</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>== sanity test 71: Running dbench on lustre (don't segment fault) ==================================== 21:00:19 (1436389219) copying /usr/share/dbench/client.txt to /mnt/lustre/d71.sanity/client.txt copying necessary libs to /mnt/lustre/d71.sanity lib64/libpopt.so.0 tar: lib64: Cannot mkdir: No space left on device tar: lib64/libpopt.so.0: Cannot open: No such file or directory lib64/libc.so.6 tar: lib64: Cannot mkdir: No space left on device tar: lib64/libc.so.6: Cannot open: No such file or directory lib64/ld-linux-x86-64.so.2 tar: lib64: Cannot mkdir: No space left on device tar: lib64/ld-linux-x86-64.so.2: Cannot open: No such file or directory tar: Exiting with failure status due to previous errors status script Total(sec) E(xcluded) S(low) ------------------------------------------------------------------------------------ test-framework exiting on error sanity test_71: @@@@@@ FAIL: dbench failed! </pre> </div></div> server and client: lustre-master build # 3094 RHEL7 LU-6826

sanity test_71: No space left on device

Bug Critical Resolved Fixed Di Wang Maloo dne2 Thu, 9 Jul 2015 17:54:54 +0000 Fri, 7 Oct 2016 02:29:11 +0000 Thu, 10 Sep 2015 15:16:36 +0000 Lustre 2.8.0 Lustre 2.8.0 0 9 <p>another instance hit in RHEL6.6 server/client:</p> <p><a href="https://testing.hpdd.intel.com/test_sets/a4e56756-2696-11e5-8b33-5254006e85c2" class="external-link" target="_blank" rel="nofollow noopener">https://testing.hpdd.intel.com/test_sets/a4e56756-2696-11e5-8b33-5254006e85c2</a></p> <p>Ok, this problem actually does not have anything to do with out of space, but it's just DNE code allowing setdirstripe for more MDTs than we have in the system.<br/> And then it fails mkdirs there:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>[root@centos6-9 tests]# mkdir /mnt/lustre/test/dir [root@centos6-9 tests]# rm -rf /mnt/lustre/test [root@centos6-9 tests]# mkdir /mnt/lustre/test [root@centos6-9 tests]# ../utils/lfs setdirstripe -D -c1 /mnt/lustre/test [root@centos6-9 tests]# mkdir /mnt/lustre/test/dir mkdir: cannot create directory `/mnt/lustre/test/dir': No space left on device </pre> </div></div> <p>note that -CX where X is more than 1 are also accepted.</p> <p>And coincidentally that's how test_71 looks like:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>test_71() { test_mkdir -p $DIR/$tdir $LFS setdirstripe -D -c$MDSCOUNT $DIR/$tdir sh rundbench -C -D $DIR/$tdir 2 || error "dbench failed!" } run_test 71 "Running dbench on lustre (don't segment fault) ====" </pre> </div></div> <p>So for non-DNE testcase this totally breaks the directory with such striping added</p> <p>The "-c1" case should be handled internally by the DNE kernel code to just create a non-striped directory. Doing anything else doesn't make sense.</p> <p>wangdi (di.wang@intel.com) uploaded a new patch: <a href="http://review.whamcloud.com/16130" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/16130</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-6826" title="sanity test_71: No space left on device" class="issue-link" data-issue-key="LU-6826"><del>LU-6826</del></a> lod: validate stripe_count and offset<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 8e79c7c47dfc6e5a6230c440a88a8b26fa1cfe37</p> <p>Oleg Drokin (oleg.drokin@intel.com) merged in patch <a href="http://review.whamcloud.com/16130/" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/16130/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-6826" title="sanity test_71: No space left on device" class="issue-link" data-issue-key="LU-6826"><del>LU-6826</del></a> lod: validate stripe_count and offset<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 46ebfdd558dbe57db6cf51351246ca81bd38e4c9</p> <p>Landed for 2.8.0</p> Related LU-6831 Development Rank 1|hzxhu7: Rank (Obsolete) 9223372036854775807 Severity