linux-kernel - Re: [PATCH] fs: limit maximum concurrent coredumps

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Message-ID: <alpine.LNX.2.00.1006221043470.13809@pobox.suse.cz>
Date:	Tue, 22 Jun 2010 10:44:15 +0200 (CEST)
From:	Jiri Kosina <jkosina@...e.cz>
To:	Roland McGrath <roland@...hat.com>
Cc:	Edward Allcutt <edward@...cutt.me.uk>,
	Alexander Viro <viro@...iv.linux.org.uk>,
	Randy Dunlap <rdunlap@...otime.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Dave Young <hidave.darkstar@...il.com>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	"H. Peter Anvin" <hpa@...or.com>, Oleg Nesterov <oleg@...hat.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Neil Horman <nhorman@...driver.com>,
	Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH] fs: limit maximum concurrent coredumps

On Mon, 21 Jun 2010, Roland McGrath wrote:

> A core dump is just an instance of a process suddenly reading lots of its
> address space and doing lots of filesystem writes, producing the kinds of
> thrashing that any such instance might entail.  

But priority settings don't apply any more for core dumping process, do 
they?

-- 
Jiri Kosina
SUSE Labs, Novell Inc.
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