From: Bruce Momjian <bruce@momjian.us>
To: Alvaro Herrera <alvherre@2ndquadrant.com>
Cc: Andres Freund <andres@2ndquadrant.com>
Cc: PostgreSQL Bugs <pgsql-bugs@postgresql.org>
Subject: Re: pg_upgrade < 9.3 -> >=9.3 misses a step around multixacts
Date: Fri, 20 Jun 2014 13:19:15 -0400
Message-ID: <20140620171915.GC29143@momjian.us> (raw)
In-Reply-To: <20140619221240.GC27747@eldon.alvh.no-ip.org>
References: <20140619020633.GA20469@momjian.us>
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<20140619014034.GC3806@momjian.us>
<20140619220425.GQ18688@eldon.alvh.no-ip.org>
<20140619221240.GC27747@eldon.alvh.no-ip.org>
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On Thu, Jun 19, 2014 at 06:12:41PM -0400, Alvaro Herrera wrote:
> BTW I hacked up pg_resetxlog a bit to make it generate the necessary
> pg_multixact/offset file when -m is given. This is not acceptable for
> commit because it duplicates the #defines from pg_multixact.c, but maybe
> we want this functionality enough that we're interested in a more
> complete version of this patch; also it unconditionally writes one zero
> byte to the file, which is of course wrong if the file exists and
> already contains data.
Why would we want this if the system functions fine without those files
being created? I don't think we want pg_resetxlog to be doing anything
except changing pg_controldata.
--
Bruce Momjian <bruce@momjian.us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ Everyone has their own god. +
--
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To: pgsql-bugs@postgresql.org
Cc: bruce@momjian.us, alvherre@2ndquadrant.com, andres@2ndquadrant.com
Subject: Re: pg_upgrade < 9.3 -> >=9.3 misses a step around multixacts
In-Reply-To: <20140620171915.GC29143@momjian.us>
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