From: Cong Wang <xiyou.wangcong@gmail.com>
To: Rafael Aquini <aquini@redhat.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Randy Dunlap <rdunlap@xenotime.net>,
Christoph Lameter <cl@linux-foundation.org>,
Pekka Enberg <penberg@kernel.org>, Matt Mackall <mpm@selenic.com>,
Rik van Riel <riel@redhat.com>, Josef Bacik <josef@redhat.com>,
David Rientjes <rientjes@google.com>
Subject: Re: [PATCH -v2] mm: SLAB Out-of-memory diagnostics
Date: Wed, 07 Mar 2012 13:06:46 +0800 [thread overview]
Message-ID: <4F56ECE6.4010100@gmail.com> (raw)
In-Reply-To: <20120305181041.GA9829@x61.redhat.com>
On 03/06/2012 02:10 AM, Rafael Aquini wrote:
> Following the example at mm/slub.c, add out-of-memory diagnostics to the
> SLAB allocator to help on debugging certain OOM conditions.
>
> An example print out looks like this:
>
> <snip page allocator out-of-memory message>
> SLAB: Unable to allocate memory on node 0 (gfp=0x11200)
> cache: bio-0, object size: 192, order: 0
> node0: slabs: 3/3, objs: 60/60, free: 0
>
Nitpick:
What about "node: 0" instead of "node0: " ?
Thanks.
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WARNING: multiple messages have this Message-ID (diff)
From: Cong Wang <xiyou.wangcong@gmail.com>
To: Rafael Aquini <aquini@redhat.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Randy Dunlap <rdunlap@xenotime.net>,
Christoph Lameter <cl@linux-foundation.org>,
Pekka Enberg <penberg@kernel.org>, Matt Mackall <mpm@selenic.com>,
Rik van Riel <riel@redhat.com>, Josef Bacik <josef@redhat.com>,
David Rientjes <rientjes@google.com>
Subject: Re: [PATCH -v2] mm: SLAB Out-of-memory diagnostics
Date: Wed, 07 Mar 2012 13:06:46 +0800 [thread overview]
Message-ID: <4F56ECE6.4010100@gmail.com> (raw)
In-Reply-To: <20120305181041.GA9829@x61.redhat.com>
On 03/06/2012 02:10 AM, Rafael Aquini wrote:
> Following the example at mm/slub.c, add out-of-memory diagnostics to the
> SLAB allocator to help on debugging certain OOM conditions.
>
> An example print out looks like this:
>
> <snip page allocator out-of-memory message>
> SLAB: Unable to allocate memory on node 0 (gfp=0x11200)
> cache: bio-0, object size: 192, order: 0
> node0: slabs: 3/3, objs: 60/60, free: 0
>
Nitpick:
What about "node: 0" instead of "node0: " ?
Thanks.
next prev parent reply other threads:[~2012-03-07 5:06 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-05 18:10 [PATCH -v2] mm: SLAB Out-of-memory diagnostics Rafael Aquini
2012-03-05 18:10 ` Rafael Aquini
2012-03-05 20:02 ` Rik van Riel
2012-03-05 20:02 ` Rik van Riel
2012-03-07 3:41 ` David Rientjes
2012-03-07 3:41 ` David Rientjes
2012-03-07 14:18 ` Rafael Aquini
2012-03-07 14:18 ` Rafael Aquini
2012-03-07 5:06 ` Cong Wang [this message]
2012-03-07 5:06 ` Cong Wang
2012-03-07 5:42 ` David Rientjes
2012-03-07 5:42 ` David Rientjes
2012-03-07 14:46 ` Rafael Aquini
2012-03-07 14:46 ` Rafael Aquini
2012-03-09 19:41 ` Pekka Enberg
2012-03-09 19:41 ` Pekka Enberg
2012-03-09 20:27 ` [PATCH v3] " Rafael Aquini
2012-03-09 20:27 ` Rafael Aquini
2012-03-09 20:33 ` Pekka Enberg
2012-03-09 20:33 ` Pekka Enberg
2012-03-09 23:46 ` David Rientjes
2012-03-09 23:46 ` David Rientjes
2012-03-10 8:48 ` Pekka Enberg
2012-03-10 8:48 ` Pekka Enberg
2012-03-10 0:23 ` Eric Dumazet
2012-03-10 0:23 ` Eric Dumazet
2012-03-10 3:16 ` Rafael Aquini
2012-03-10 3:16 ` Rafael Aquini
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