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From: Sören Meyer-Eppler <soerenme@google.com>
To: Josh Berkus <josh@agliodbs.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: PostgreSQL 9.0.4 blocking in lseek?
Date: Mon, 31 Oct 2011 14:56:32 +0100
Message-ID: <4EAEA910.9070000@google.com> (raw)
In-Reply-To: <4EAA1679.6060201@agliodbs.com>
References: <4EA82B7C.1040008@google.com>
	<4EAA1679.6060201@agliodbs.com>

> (1) is it *only* that query?

No. There seem to be one or two others exhibiting similarly bad performance.

> (2) is there some reason you might have excessive disk fragmentation,
> like running on a VM?

No VM. The database is the only thing running on the server. Filesystem 
is XFS.



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