<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Okay, today one of these resources got a sudden, severe filesystem corruption on the primary.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">On the other hand, the secondaries (that showed 8ZiB out-of-sync) were still mountable after I disconnected the corrupted primary. No idea how current data the secondaries had, but drbdtop still showed them as connected and 8Zib out-of-sync.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default"><font face="arial, helvetica, sans-serif">This is getting quite worrisome. Is anyone else experiencing this with DRBD 9? Is it something really wrong in my setup, or are there perhaps some known instabilities in DRBD 9.0.15-1?</font></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">-Jarno</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div></div></div><br><div class="gmail_quote"><div dir="ltr">On Wed, 31 Oct 2018 at 20:46, Jarno Elonen <<a href="mailto:elonen@iki.fi">elonen@iki.fi</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div class="gmail_default"><font face="arial, helvetica, sans-serif">I've got several DRBD 9 resource that constantly show <b>UpToDate</b> with 9223372036854774304 bytes (exactly 8ZiB) of OutOfDate data.</font></div><div class="gmail_default"><span style="font-family:arial,helvetica,sans-serif"><br></span></div><div class="gmail_default"><span style="font-family:arial,helvetica,sans-serif">Any idea what might cause this and how to fix it?</span><br></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><br></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif">Example:</font><br></div><div class="gmail_default"><br></div><div class="gmail_default"><font face="monospace, monospace" size="1"><div class="gmail_default"># drbdsetup status --verbose --statistics vm-106-disk-1</div><div class="gmail_default">vm-106-disk-1 node-id:0 role:Primary suspended:no</div><div class="gmail_default"> write-ordering:flush</div><div class="gmail_default"> volume:0 minor:1003 disk:UpToDate quorum:yes</div><div class="gmail_default"> size:16777688 read:215779 written:22369564 al-writes:89 bm-writes:0 upper-pending:0</div><div class="gmail_default"> lower-pending:0 al-suspended:no blocked:no</div><div class="gmail_default"> mox-a node-id:1 connection:Connected role:Secondary congested:no ap-in-flight:0</div><div class="gmail_default"> rs-in-flight:18446744073709549808</div><div class="gmail_default"> volume:0 replication:Established peer-disk:UpToDate resync-suspended:no</div><div class="gmail_default"> received:215116 sent:22368903 out-of-sync:9223372036854774304 pending:0 unacked:0</div><div class="gmail_default"> mox-c node-id:2 connection:Connected role:Secondary congested:no ap-in-flight:0</div><div class="gmail_default"> rs-in-flight:18446744073709549808</div><div class="gmail_default"> volume:0 replication:Established peer-disk:UpToDate resync-suspended:no</div><div class="gmail_default"> received:1188 sent:19884428 out-of-sync:0 pending:0 unacked:0</div></font></div><div class="gmail_default"><br></div><div class="gmail_default">Version info:</div><div class="gmail_default"><div class="gmail_default"><font face="monospace, monospace" size="1">version: 9.0.15-1 (api:2/proto:86-114)</font></div><div class="gmail_default"><font face="monospace, monospace" size="1">GIT-hash: c46d27900f471ea0f5ba587592439a9ddde1d08b build by root@mox-b, 2018-10-10 17:50:25</font></div><div class="gmail_default"><font face="monospace, monospace" size="1">Transports (api:16): tcp (9.0.15-1)</font></div></div><div class="gmail_default"><br></div><div class="gmail_default"><font face="arial, helvetica, sans-serif">-Jarno</font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><br></font></div></div></div></div></div>
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