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-5017 Lustre <p>Migrating a directory tree using "lfs mv" drops the file attributes stored on both files and directories.</p> <p>For example, setting the "noatime" attribute on a directory and a file therein, and then migrating the directory to another MDT clears this flag:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>[root@sookie-gig tests]# lsattr -a /mnt/testfs/d0.new ---------------- /mnt/testfs/d0.new/. ---------------- /mnt/testfs/d0.new/.. ---------------- /mnt/testfs/d0.new/f0.new [root@sookie-gig tests]# chattr +SAD /mnt/testfs/d0.new /mnt/testfs/d0.new/f0.new [root@sookie-gig tests]# lsattr -a /mnt/testfs/d0.new --SD---A-------- /mnt/testfs/d0.new/. ---------------- /mnt/testfs/d0.new/.. --S----A-------- /mnt/testfs/d0.new/f0.new [root@sookie-gig tests]# lfs mv -M 1 /mnt/testfs/d0.new [root@sookie-gig tests]# lsattr -a /mnt/testfs/d0.new ---------------- /mnt/testfs/d0.new/f0.new ---------------- /mnt/testfs/d0.new/. ---------------- /mnt/testfs/d0.new/.. </pre> </div></div> <p>Fortunately, the IMMUTABLE and APPEND flags cannot be lost in this manner because the MDS blocks files/directories with these attributes from being migrated, so this only affects secondary attributes (noatime, sync write, dirsync).</p> LU-5017

"lfs mv" loses file attributes during migration

Bug Major Resolved Fixed Di Wang Andreas Dilger dne2 Tue, 6 May 2014 20:30:36 +0000 Wed, 16 Mar 2016 05:14:03 +0000 Thu, 8 May 2014 07:11:36 +0000 Lustre 2.6.0 Lustre 2.6.0 Lustre 2.8.0 0 4 <p>I'm not sure if this is the same as <a href="https://jira.whamcloud.com/browse/LU-5016" title="clean up use of la_attr for non-attribute flags" class="issue-link" data-issue-key="LU-5016"><del>LU-5016</del></a>, or if the "lfs mv" code just isn't trying to copy the file attributes at all.</p> <p><a href="http://review.whamcloud.com/10240" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/10240</a></p> <p>The patch has been landed to master</p> <p>Oleg Drokin (oleg.drokin@intel.com) merged in patch <a href="http://review.whamcloud.com/10274/" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/10274/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-5017" title="&quot;lfs mv&quot; loses file attributes during migration" class="issue-link" data-issue-key="LU-5017"><del>LU-5017</del></a> idl: clean up file attribute flags<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 26fae8692eed9998aa0286749a068b67279e7163</p> Related LU-5016 Development Rank 1|hzwlyn: Rank (Obsolete) 13886 Severity