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From: Mike Galbraith <efault@gmx.de>
To: Mike Mestnik <cheako@mikemestnik.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Chronic resource starvation.
Date: Mon, 16 Jan 2012 06:51:54 +0100	[thread overview]
Message-ID: <1326693114.6446.158.camel@marge.simson.net> (raw)
In-Reply-To: <4F13B902.1090503@mikemestnik.net>

On Sun, 2012-01-15 at 23:43 -0600, Mike Mestnik wrote:

> Ahhh, as I had suspected I'm not the only one.

Far from it, IO related stalls have come up many times over the years.

> Does fdatasync still cause this problem?  I'm sure there must be
> some way to 'group' applications together that should be allowed to
> avoid this effect and even insert IO requests during the operation if
> given a high enough priority.

A lot of work was done, and it improved things a LOT, but beating hell
out of your interactive application's home has always been a bad idea,
and will likely always be so.

	-Mike


  reply	other threads:[~2012-01-16  5:51 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-14  3:17 Chronic resource starvation Mike Mestnik
2012-01-14 20:21 ` Mike Mestnik
2012-01-15 12:08   ` Mike Galbraith
2012-01-15 19:01     ` Mike Mestnik
2012-01-16  2:39       ` Mike Galbraith
2012-01-16  5:43         ` Mike Mestnik
2012-01-16  5:51           ` Mike Galbraith [this message]
2012-01-16  6:07           ` Mike Galbraith

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