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Re: how is pitr replay interruption time determined?

From: Simon Riggs <simon(at)2ndquadrant(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Robert Treat <xzilla(at)users(dot)sourceforge(dot)net>,pgsql-admin(at)postgresql(dot)org
Subject: Re: how is pitr replay interruption time determined?
Date: 2007-08-28 23:13:07
Message-ID: 1188342787.4218.98.camel@ebony.site (view raw or flat)
Thread:
Lists: pgsql-admin
On Tue, 2007-08-28 at 18:49 -0400, Tom Lane wrote:
> Simon Riggs <simon(at)2ndquadrant(dot)com> writes:
> > Yeh, we traced a problem with GIN indexes to this cause in early June;
> > Teodor fixed it quickly in REL8_2_STABLE, but that won't be available
> > until 8.2.5.
> 
> Thanks, that's what I missed finding ... Robert, do you have any GIN
> indexes in this DB?
> 
> > I'd be happier with a log message to say 
> >   ereport(DEBUG2,
> >     (errmsg("RM %d not safe to record restart point at %X/%X",
> > 			rmid,
> > 			checkPoint->redo.xlogid,
> > 			checkPoint->redo.xrecoff)));
> > to help trace such things in future.
> 
> As long as it's DEBUG2 or so, no objection here.

OK, I'll do up a patch.

References:
- GIN error trace patch on pgsql-general 
http://archives.postgresql.org/pgsql-general/2007-06/msg00072.php
- Committed fixes
http://archives.postgresql.org/pgsql-committers/2007-06/msg00061.php

-- 
  Simon Riggs
  2ndQuadrant  http://www.2ndQuadrant.com


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