Re: 9.4 pg_control corruption

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: 李海龙 <hailong(dot)li(at)qunar(dot)com>
Cc: "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>, "steve(at)ssinger(dot)info" <steve(at)ssinger(dot)info>
Subject: Re: 9.4 pg_control corruption
Date: 2014-07-27 16:35:49
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=?utf-8?B?5p2O5rW36b6Z?= <hailong(dot)li(at)qunar(dot)com> writes:
> I have a PostgreSQL datadir named /export/pg94beta1_data/ which was
> initialized with PostgreSQL 9.4beta1,
> [ and 9.4beta2 won't start with it ]

This is expected; you need to initdb. Or use pg_upgrade to upgrade
the cluster. We had to change pg_control format post-beta1.

regards, tom lane

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