Re: Transaction wraparound problem with database postgres

From: "Markus Wollny" <Markus(dot)Wollny(at)computec(dot)de>
To: "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: <pgsql-general(at)postgresql(dot)org>
Subject: Re: Transaction wraparound problem with database postgres
Date: 2008-03-21 22:34:21
Message-ID: 28011CD60FB1724DBA4442E38277F6260896ED41@hermes.computec.de
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Tom Lane wrote:
> "Markus Wollny" <Markus(dot)Wollny(at)computec(dot)de> writes:
>> I'd still like to find out what exactly happened here so I can
>> prevent the same from happening again in the future.
>
> Me too. It would seem that something did a vacuum of postgres with a
> strange choice of xid cutoff, but I can't think of what would cause
> that.
>
> Do you ever do VACUUM FREEZE on your databases?

No, I actually never heard of VACUUM FREEZE, I have to admit.

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