From: Achilleas Mantzios <achill@matrix.gatewaynet.com>
To: pgsql-admin@postgresql.org
Subject: Re: pg_dump: Error message from server: ERROR: compressed data is corrupt
Date: Tue, 27 Apr 2010 14:52:27 +0200
Message-ID: <201004271552.28147.achill@matrix.gatewaynet.com> (raw)
In-Reply-To: <7928.1272031546@sss.pgh.pa.us>
References: <201004231454.43104.achill@matrix.gatewaynet.com>
<7928.1272031546@sss.pgh.pa.us>
Στις Friday 23 April 2010 17:05:46 ο/η Tom Lane έγραψε:
> Achilleas Mantzios <achill@matrix.gatewaynet.com> writes:
> > Then i did
>
> > # CREATE TABLE mail_entity2 AS SELECT * FROM mail_entity;
>
> > which went fine
>
> > but, for some crazy reason, pg_dump on mail_entity2 also results to an error:
> > srv:~> pg_dump -t mail_entity2 > /dev/null
> > pg_dump: SQL command failed
> > pg_dump: Error message from server: ERROR: compressed data is corrupt
>
> The create/select would not have bothered to decompress any
> inline-compressed datums, so the corrupted data went right over to the
> new table. I think you'll have to engage in another round of
> divide-and-conquer to locate the specific row or rows with a corrupted
> value.
We just removed one memory SIM, and the problem went away.
It must have been a problem caused by on the fly memory hardware error rather than
actual corrupted data on the disk.
I have a decent dump now,
thank you a lot.
>
> regards, tom lane
>
--
Achilleas Mantzios
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Subject: Re: pg_dump: Error message from server: ERROR: compressed data is corrupt
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