From: Jens Axboe <axboe@suse.de>
To: Andrea Arcangeli <andrea@suse.de>
Cc: Andries Brouwer <aebr@win.tue.nl>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>
Subject: Re: oom killer gone nuts
Date: Fri, 21 Jan 2005 09:09:41 +0100 [thread overview]
Message-ID: <20050121080940.GA2763@suse.de> (raw)
In-Reply-To: <20050121080520.GA7703@dualathlon.random>
On Fri, Jan 21 2005, Andrea Arcangeli wrote:
> On Fri, Jan 21, 2005 at 08:42:08AM +0100, Jens Axboe wrote:
> > And especially not with 500MB of zone normal free, thanks :)
>
> ;) Are you sure you had 500m free even before the _first_ oom killing?
No it wasn't, the first looked like this:
Jan 20 13:22:15 wiggum kernel: oom-killer: gfp_mask=0xd1
Jan 20 13:22:15 wiggum kernel: DMA per-cpu:
Jan 20 13:22:15 wiggum kernel: cpu 0 hot: low 2, high 6, batch 1
Jan 20 13:22:15 wiggum kernel: cpu 0 cold: low 0, high 2, batch 1
Jan 20 13:22:15 wiggum kernel: Normal per-cpu:
Jan 20 13:22:15 wiggum kernel: cpu 0 hot: low 32, high 96, batch 16
Jan 20 13:22:15 wiggum kernel: cpu 0 cold: low 0, high 32, batch 16
Jan 20 13:22:15 wiggum kernel: HighMem per-cpu: empty
Jan 20 13:22:15 wiggum kernel:
Jan 20 13:22:15 wiggum kernel: Free pages: 155720kB (0kB HighMem)
Jan 20 13:22:15 wiggum kernel: Active:113367 inactive:14428 dirty:2048 writeback:0 unstable:0 free:38930 slab:6284 mapped:102966 pagetables:2010
Jan 20 13:22:15 wiggum kernel: DMA free:4080kB min:60kB low:72kB high:88kB active:16kB inactive:0kB present:16384kB pages_scanned:21 all_unreclaimable? yes
Jan 20 13:22:15 wiggum kernel: protections[]: 0 0 0
Jan 20 13:22:15 wiggum kernel: Normal free:151640kB min:4028kB low:5032kB high:6040kB active:453452kB inactive:57712kB present:1031360kB pages_scanned:0 all_unreclaimable? no
Jan 20 13:22:15 wiggum kernel: protections[]: 0 0 0
Jan 20 13:22:15 wiggum kernel: HighMem free:0kB min:128kB low:160kB high:192kB active:0kB inactive:0kB present:0kB pages_scanned:0 all_unreclaimable? no
Jan 20 13:22:15 wiggum kernel: protections[]: 0 0 0
Jan 20 13:22:15 wiggum kernel: DMA: 520*4kB 120*8kB 65*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4080kB
Jan 20 13:22:15 wiggum kernel: Normal: 23636*4kB 6171*8kB 225*16kB 7*32kB 1*64kB 4*128kB 3*256kB 1*512kB 0*1024kB 1*2048kB 0*4096kB = 151640kB
Jan 20 13:22:15 wiggum kernel: HighMem: empty
Jan 20 13:22:15 wiggum kernel: Swap cache: add 35304, delete 31894, find 5456/7337, race 0+0
Jan 20 13:22:15 wiggum kernel: Out of Memory: Killed process 12786 (firefox-bin).
Jan 20 13:22:20 wiggum kernel: oom-killer: gfp_mask=0xd1
Jan 20 13:22:20 wiggum kernel: DMA per-cpu:
Jan 20 13:22:20 wiggum kernel: cpu 0 hot: low 2, high 6, batch 1
Jan 20 13:22:20 wiggum kernel: cpu 0 cold: low 0, high 2, batch 1
Jan 20 13:22:20 wiggum kernel: Normal per-cpu:
Jan 20 13:22:20 wiggum kernel: cpu 0 hot: low 32, high 96, batch 16
Jan 20 13:22:20 wiggum kernel: cpu 0 cold: low 0, high 32, batch 16
Jan 20 13:22:20 wiggum kernel: HighMem per-cpu: empty
Jan 20 13:22:20 wiggum kernel:
Jan 20 13:22:20 wiggum kernel: Free pages: 215112kB (0kB HighMem)
Jan 20 13:22:20 wiggum kernel: Active:97117 inactive:15986 dirty:2693 writeback:0 unstable:0 free:53778 slab:6223 mapped:85471 pagetables:1948
Jan 20 13:22:20 wiggum kernel: DMA free:4152kB min:60kB low:72kB high:88kB active:0kB inactive:0kB present:16384kB pages_scanned:0 all_unreclaimable? no
Jan 20 13:22:20 wiggum kernel: protections[]: 0 0 0
Jan 20 13:22:20 wiggum kernel: Normal free:210960kB min:4028kB low:5032kB high:6040kB active:388468kB inactive:63944kB present:1031360kB pages_scanned:0 all_unreclaimable? no
Jan 20 13:22:20 wiggum kernel: protections[]: 0 0 0
Jan 20 13:22:20 wiggum kernel: HighMem free:0kB min:128kB low:160kB high:192kB active:0kB inactive:0kB present:0kB pages_scanned:0 all_unreclaimable? no
Jan 20 13:22:20 wiggum kernel: protections[]: 0 0 0
Jan 20 13:22:20 wiggum kernel: DMA: 524*4kB 125*8kB 66*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4152kB
Jan 20 13:22:20 wiggum kernel: Normal: 29382*4kB 8689*8kB 669*16kB 91*32kB 29*64kB 10*128kB 4*256kB 4*512kB 0*1024kB 2*2048kB 0*4096kB = 210960kB
Jan 20 13:22:20 wiggum kernel: HighMem: empty
Jan 20 13:22:20 wiggum kernel: Swap cache: add 35388, delete 32397, find 5465/7365, race 0+0
Jan 20 13:22:20 wiggum kernel: Out of Memory: Killed process 12909 (xmms).
I've kept the timestamps this time, as you can see there are 5 seconds
between the two kills and the first kill happens with 150MB of zone
normal free! At 13:22:25, my psi IM client gets killed as well.
--
Jens Axboe
next prev parent reply other threads:[~2005-01-21 8:09 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-20 12:34 oom killer gone nuts Jens Axboe
2005-01-20 13:15 ` Andries Brouwer
2005-01-20 14:00 ` Marcelo Tosatti
2005-01-20 18:15 ` Andries Brouwer
2005-01-20 17:15 ` Andrea Arcangeli
2005-01-20 20:52 ` Andries Brouwer
2005-01-20 21:57 ` Chris Friesen
2005-01-20 23:27 ` Andrea Arcangeli
2005-01-21 7:42 ` Jens Axboe
2005-01-21 8:05 ` Andrea Arcangeli
2005-01-21 8:09 ` Jens Axboe [this message]
2005-01-21 8:41 ` Andrea Arcangeli
2005-01-21 8:46 ` Jens Axboe
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