linux-kernel - Re: cc1plus invoked oom-killer: gfp_mask=0x280da, order=0, oom

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Date:	Tue, 3 Nov 2009 22:24:32 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Justin Mattock <justinmattock@...il.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	gcc@....gnu.org, KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	David Rientjes <rientjes@...washington.edu>
Subject: Re: cc1plus invoked oom-killer: gfp_mask=0x280da, order=0,
 oom_adj=0

On Mon, 2 Nov 2009 13:29:29 -0800 Justin Mattock <justinmattock@...il.com> wrote:

> Hello,
> I'm not sure how to handle this,
> while compiling firefox-3.6b1.source
> I get this with the default compiling options,
> as well as custom:
> 
> ...
>
> active_anon:2360492kB inactive_anon:590196kB active_file:84kB

2.8GB of anonymous memory

> [  532.942508] Free swap  = 0kB
> [  532.942510] Total swap = 431632kB

430MB of swap, all used up.

That's a genuine OOM.  Something (presumably cc1plus) has consumed
waaaay too much memory, quite possibly leaked it.

It would help if the oom-killer were to print some information about
the oom-killed process's memory footprint.

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