<p>Please file a bug to <a href="http://bugzilla.openvz.org">bugzilla.openvz.org</a></p>
<div class="gmail_quote">On Oct 1, 2011 2:24 AM, "Dariush Pietrzak" <<a href="mailto:ml-openvz-eyck@kuszelas.eu">ml-openvz-eyck@kuszelas.eu</a>> wrote:<br type="attribution">> Hi<br>> I recently tried migrating live postgresql slave, and it failed, right<br>
> after migration such messages appeared in logfile:<br>> <br>> <br>> 011-10-01 00:04:39 CEST LOG: invalid record length at 0/2B008258<br>> 2011-10-01 00:04:52 CEST FATAL: no free slots in PMChildFlags array<br>
> 2011-10-01 00:04:52 CEST LOG: process 10745 releasing ProcSignal slot 2056, but it contains 0<br>> 2011-10-01 00:04:54 CEST LOG: process 10743 releasing ProcSignal slot 2055, but it contains 0<br>> 2011-10-01 00:05:31 CEST FATAL: could not receive data from WAL stream: SSL connection has been closed unexpectedly<br>
> <br>> 2011-10-01 00:05:31 CEST LOG: process 10746 releasing ProcSignal slot 2058, but it contains 0<br>> <br>> since it's just hot-standby and there was no reports running on it, it was safe to restart, so:<br>
> <br>> 2011-10-01 00:05:39 CEST LOG: database system was interrupted while in recovery at log time 2011-10-01 00:03:43 CEST<br>> 2011-10-01 00:05:39 CEST HINT: If this has occurred more than once some data might be corrupted and you might need to choose an earlier recovery target.<br>
> 2011-10-01 00:05:39 CEST LOG: incomplete startup packet<br>> 2011-10-01 00:05:39 CEST LOG: entering standby mode<br>> 2011-10-01 00:05:39 CEST LOG: consistent recovery state reached at 0/2B008258<br>> afterwards it started working fine.<br>
> <br>> Kernel is RHEL6 from 17 sep, machines between which guest was being migrated <br>> are identical, I'm not sure if the problem was in SSL contexts becoming<br>> corrupted, or was it somehow related to postgresql inner workings...<br>
> I do believe I have successfully transfered running postgresqls before, this<br>> was my first attempt of moving PG with running replication, so I assume the<br>> problem might be related to SSL.<br>> Anyone else encountered something like this?<br>
> <br>> (I do know that dhcp3 servers require restart after online migration, this is first<br>> time I see applications reporting data corruption in such case)<br>> <br>> best regards, Eyck<br>> -- <br>
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