From: Neil Conway <neilc@samurai.com>
To: Jim C. Nasby <decibel@decibel.org>
Cc: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Tobias Brox <tobias@nordicbet.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: "nice"/low priority Query
Date: Thu, 04 Aug 2005 13:32:39 -0400
Message-ID: <42F25137.4030107@samurai.com> (raw)
In-Reply-To: <20050802172550.GZ60019@decibel.org>
References: <20050802160434.GD9278@tobias.lan>
<11484.1122999570@sss.pgh.pa.us>
<20050802172550.GZ60019@decibel.org>
Jim C. Nasby wrote:
> Actually, from what I've read 4.2BSD actually took priority into account
> when scheduling I/O.
FWIW, you can set I/O priority in recent versions of the Linux kernel
using ionice, which is part of RML's schedutils package (which was
recently merged into util-linux).
-Neil
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To: pgsql-performance@postgresql.org
Cc: neilc@samurai.com, decibel@decibel.org, tgl@sss.pgh.pa.us, tobias@nordicbet.com
Subject: Re: "nice"/low priority Query
In-Reply-To: <42F25137.4030107@samurai.com>
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