Whamcloud Community JIRA

Whamcloud Community JIRA https://jira.whamcloud.com This file is an XML representation of an issue en-us

9.4.14

940014

05-12-2023

[LU-12349] print error to console when flock() is diabled https://jira.whamcloud.com/browse/LU-12349 Lustre <p>1) Console message like "flock disabled, mount with '-o flock' to enable" instead of just returning -EOPNOTSUPP.</p> <p>2) Console message like "Lustre doesn't support mandatory POSIX file lock" when an application tries to lock file with S_ISGID and without S_IXGRP.</p> LU-12349

print error to console when flock() is diabled

Improvement Minor Resolved Fixed Li Xi Li Xi Tue, 28 May 2019 17:11:32 +0000 Fri, 28 Jun 2019 17:04:02 +0000 Fri, 28 Jun 2019 17:04:02 +0000 Lustre 2.13.0 0 2 <p>Li Xi (lixi@ddn.com) uploaded a new patch: <a href="https://review.whamcloud.com/34986" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/34986</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12349" title="print error to console when flock() is diabled" class="issue-link" data-issue-key="LU-12349"><del>LU-12349</del></a> llite: console message for disabled flock call<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 87cbba184880b60654c61c5dbecfee931e9d2452</p> <p>With the patch, error message would be able to printed to console:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>[root@server17-el7-vm4 lustre-release.git]# mount | grep global 10.0.1.148@tcp:/global on /mnt type lustre (rw,lazystatfs) [root@server17-el7-vm4 lustre-release.git]# flock /mnt/first_file -c cat flock disabled, mount with '-o [local]flock' to enable flock: /mnt/first_file: Function not implemented [root@server17-el7-vm4 lustre-release.git]# flock /mnt/first_file -c cat > /tmp/log 2>&1 flock disabled, mount with '-o [local]flock' to enable </pre> </div></div> <p>With the second version of the patch, the message rate is limited with the same mechanism of CDBUG.</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>[root@server17-el7-vm4 lustre-release.git]# flock /mnt/first_file -c cat > /tmp/log 2>&1 flock disabled, mount with '-o [local]flock' to enable [root@server17-el7-vm4 lustre-release.git]# flock /mnt/first_file -c cat > /tmp/log 2>&1 flock disabled, mount with '-o [local]flock' to enable [root@server17-el7-vm4 lustre-release.git]# flock /mnt/first_file -c cat > /tmp/log 2>&1 [root@server17-el7-vm4 lustre-release.git]# flock /mnt/first_file -c cat > /tmp/log 2>&1 [root@server17-el7-vm4 lustre-release.git]# flock /mnt/first_file -c cat > /tmp/log 2>&1 [root@server17-el7-vm4 lustre-release.git]# flock /mnt/first_file -c cat > /tmp/log 2>&1 [root@server17-el7-vm4 lustre-release.git]# flock /mnt/first_file -c cat > /tmp/log 2>&1 [root@server17-el7-vm4 lustre-release.git]# flock /mnt/first_file -c cat > /tmp/log 2>&1 [root@server17-el7-vm4 lustre-release.git]# flock /mnt/first_file -c cat > /tmp/log 2>&1 flock disabled, mount with '-o [local]flock' to enable Skipped 6 previous similar messages </pre> </div></div> <p>Oleg Drokin (green@whamcloud.com) merged in patch <a href="https://review.whamcloud.com/34986/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/34986/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-12349" title="print error to console when flock() is diabled" class="issue-link" data-issue-key="LU-12349"><del>LU-12349</del></a> llite: console message for disabled flock call<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: f6497eb3503b7efff823888ed76422db4e9e078e</p> <p>Landed for 2.13</p> Duplicate LU-12348 Development Rank 1|i00h3b: Rank (Obsolete) 9223372036854775807