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-12334 Lustre <p>When two replica has different data, 'lfs mirror verify' will exit with errno 22, but won't print any error message:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>[root@server17-el7-vm2 ~]# lfs mirror verify /mnt/global/mirror [root@server17-el7-vm2 ~]# echo $? 22 [root@server17-el7-vm2 ~]# lfs mirror verify /mnt/global/mirror -v CRC-32 checksum value for chunk [0, 0xffffffffffffffff): Mirror 1: 0xcb49e137 Mirror 2: 0x96c2baec </pre> </div></div> <p>This is confusing, since people would expect the file doesn't have problem.</p> LU-12334

Print error message when "lfs mirror verify" finds different checksums

Improvement Major Resolved Fixed Li Xi Li Xi Fri, 24 May 2019 02:11:14 +0000 Tue, 24 Nov 2020 01:36:33 +0000 Tue, 24 Nov 2020 01:36:33 +0000 Lustre 2.12.1 0 1 <p>This has been fixed in "<a href="https://jira.whamcloud.com/browse/LU-10258" title="lfs mirror command to read/write specific mirror copy" class="issue-link" data-issue-key="LU-10258"><del>LU-10258</del></a> lfs: lfs mirror copy command", but the fix is not in 2.12.2.</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre> /* compare CRC-32 checksum values */ for (i = 1; i &lt; chunk-&gt;mirror_count; i++) { if (crc_array[i] != crc_array[0]) { rc = -EINVAL; if (!verbose) goto error; fprintf(stderr, "%s: chunk "DEXT" has different checksum value on mirror %u and mirror %u.\n", progname, PEXT(&amp;chunk-&gt;chunk), chunk-&gt;mirror_id[0], chunk-&gt;mirror_id[i]); } } </pre> </div></div> Development Rank 1|i00gwn: Rank (Obsolete) 9223372036854775807