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-7059 Lustre <p>Here is what I did<br/> 1. create 2 dirs: test1 and other-dir2 on MDT0<br/> 2. create some file under test1; <br/> 3. in other-dir2, create hard link and soft link to the files in test1<br/> 4. migrate test1, no errors</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>[root@onyx-27 lustre]# lfs migrate -m 1 /mnt/lustre/test1 [root@onyx-27 lustre]# ls -al test1 total 8 drwxr-xr-x 2 root root 4096 Aug 28 15:28 . drwxr-xr-x 12 root root 4096 Aug 28 15:23 .. -rw-r--r-- 2 root root 0 Aug 28 15:23 t1 -rw-r--r-- 1 root root 0 Aug 28 15:24 t2 -rw-r--r-- 1 root root 0 Aug 28 15:24 t3 [root@onyx-27 lustre]# ls -al other-dir2/ total 8 drwxr-xr-x 2 root root 4096 Aug 28 15:27 . drwxr-xr-x 12 root root 4096 Aug 28 15:23 .. -rw-r--r-- 2 root root 0 Aug 28 15:23 t1-t1 lrwxrwxrwx 1 root root 11 Aug 28 15:27 t2-t1 -&gt; ../test2/t1 [root@onyx-27 lustre]# lfs getstripe -M test1 1 [root@onyx-27 lustre]# lfs getstripe -M test1/t1 0 [root@onyx-27 lustre]# lfs getstripe -M test1/t2 1 [root@onyx-27 lustre]# lfs getstripe -M test1/t3 1 </pre> </div></div> <p>5. migrate other-dir2, the multiple hard link file cannot be accessed:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>[root@onyx-27 lustre]# lfs migrate -m 1 /mnt/lustre/other-dir2 [root@onyx-27 lustre]# ls -al test1 ls: cannot access test1/t1: No such file or directory total 8 drwxr-xr-x 2 root root 4096 Aug 28 15:28 . drwxr-xr-x 12 root root 4096 Aug 28 15:28 .. -????????? ? ? ? ? ? t1 -rw-r--r-- 1 root root 0 Aug 28 15:24 t2 -rw-r--r-- 1 root root 0 Aug 28 15:24 t3 [root@onyx-27 lustre]# cat test1/t1 cat: test1/t1: No such file or directory [root@onyx-27 lustre]# cat test1/t2 [root@onyx-27 lustre]# ls -al other-dir2 ls: cannot access other-dir2/t1-t1: No such file or directory total 8 drwxr-xr-x 2 root root 4096 Aug 28 15:32 . drwxr-xr-x 12 root root 4096 Aug 28 15:28 .. -????????? ? ? ? ? ? t1-t1 lrwxrwxrwx 1 root root 11 Aug 28 15:27 t2-t1 -&gt; ../test2/t1 </pre> </div></div> lustre-master build # 3142 RHEL6.6<br/> mdtcount=4 ostcount=4 client=1 LU-7059

Multiple hard link file cannot be accessed after migration

Bug Minor Resolved Fixed Di Wang Sarah Liu dne2 Fri, 28 Aug 2015 22:43:36 +0000 Fri, 9 Sep 2016 19:28:37 +0000 Fri, 4 Sep 2015 15:17:24 +0000 Lustre 2.8.0 Lustre 2.8.0 0 3 <p>wangdi (di.wang@intel.com) uploaded a new patch: <a href="http://review.whamcloud.com/16131" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/16131</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-7059" title="Multiple hard link file cannot be accessed after migration" class="issue-link" data-issue-key="LU-7059"><del>LU-7059</del></a> mdt: reset rc=0 in mdt_lock_objects_in_linkea<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 914e603656369c6e20627dc75a8f400af873234e</p> <p>Oleg Drokin (oleg.drokin@intel.com) merged in patch <a href="http://review.whamcloud.com/16131/" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/16131/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-7059" title="Multiple hard link file cannot be accessed after migration" class="issue-link" data-issue-key="LU-7059"><del>LU-7059</del></a> mdt: reset rc=0 in mdt_lock_objects_in_linkea<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 0ab2b5f93442f6c4844fadcbca981646624f6474</p> <p>Landed for 2.8.</p> Development Rank 1|hzxln3: Rank (Obsolete) 9223372036854775807 Severity