Re: ERROR: cannot GetMultiXactIdMembers() during recovery

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От Alvaro Herrera
Тема Re: ERROR: cannot GetMultiXactIdMembers() during recovery
Дата
Msg-id 20150518173623.GS2523@alvh.no-ip.org
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Ответ на Re: ERROR: cannot GetMultiXactIdMembers() during recovery  (Andres Freund <andres@anarazel.de>)
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Andres Freund wrote:
> On 2015-05-18 14:13:51 -0300, Alvaro Herrera wrote:
> > Hmm, AFAICS the problematic check was introduced by this commit:
> > 
> > commit 9f1e051adefb2f29e757cf426b03db20d3f8a26d
> > Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
> > Date:   Fri Nov 29 11:26:41 2013 -0300
> > 
> > so it isn't hot off the oven, but it is a regression.
> 
> Hasn't that just changed the symptoms? I don't recall exactly, but my
> recollection is that the multixact code isn't ready at that point and
> hasn't initialized a bunch of important variables yet. Leading to errors
> in the SLRU etc.

Not sure about that.  The page limits etc aren't set yet so you can't
create new multis, nor truncate appropriately, but just reading one
should have worked.

-- 
Álvaro Herrera                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services



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