From: Andrew Morton <akpm@digeo.com>
To: William Lee Irwin III <wli@holomorphy.com>
Cc: linux-mm@kvack.org, hugh@veritas.com, linux-kernel@vger.kernel.org
Subject: Re: dbench on tmpfs OOM's
Date: Mon, 16 Sep 2002 22:31:59 -0700 [thread overview]
Message-ID: <3D86BE4F.75C9B6CC@digeo.com> (raw)
In-Reply-To: 20020917051501.GM3530@holomorphy.com
William Lee Irwin III wrote:
>
> William Lee Irwin III wrote:
> >> MemTotal: 32107256 kB
> >> MemFree: 27564648 kB
>
> On Mon, Sep 16, 2002 at 09:58:43PM -0700, Andrew Morton wrote:
> > I'd be suspecting that your node fallback is bust.
> > Suggest you add a call to show_free_areas() somewhere; consider
> > exposing the full per-zone status via /proc with a proper patch.
>
> I went through the nodes by hand. It's just a run of the mill
> ZONE_NORMAL OOM coming out of the GFP_USER allocation. None of
> the highmem zones were anywhere near ->pages_low.
>
erk. Why is shmem using GFP_USER?
mnm:/usr/src/25> grep page_address mm/shmem.c
mnm:/usr/src/25>
WARNING: multiple messages have this Message-ID (diff)
From: Andrew Morton <akpm@digeo.com>
To: William Lee Irwin III <wli@holomorphy.com>
Cc: linux-mm@kvack.org, hugh@veritas.com, linux-kernel@vger.kernel.org
Subject: Re: dbench on tmpfs OOM's
Date: Mon, 16 Sep 2002 22:31:59 -0700 [thread overview]
Message-ID: <3D86BE4F.75C9B6CC@digeo.com> (raw)
In-Reply-To: 20020917051501.GM3530@holomorphy.com
William Lee Irwin III wrote:
>
> William Lee Irwin III wrote:
> >> MemTotal: 32107256 kB
> >> MemFree: 27564648 kB
>
> On Mon, Sep 16, 2002 at 09:58:43PM -0700, Andrew Morton wrote:
> > I'd be suspecting that your node fallback is bust.
> > Suggest you add a call to show_free_areas() somewhere; consider
> > exposing the full per-zone status via /proc with a proper patch.
>
> I went through the nodes by hand. It's just a run of the mill
> ZONE_NORMAL OOM coming out of the GFP_USER allocation. None of
> the highmem zones were anywhere near ->pages_low.
>
erk. Why is shmem using GFP_USER?
mnm:/usr/src/25> grep page_address mm/shmem.c
mnm:/usr/src/25>
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next prev parent reply other threads:[~2002-09-17 5:27 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-17 4:43 dbench on tmpfs OOM's William Lee Irwin III
2002-09-17 4:43 ` William Lee Irwin III
2002-09-17 4:58 ` Andrew Morton
2002-09-17 4:58 ` Andrew Morton
2002-09-17 5:01 ` Martin J. Bligh
2002-09-17 5:01 ` Martin J. Bligh
2002-09-17 5:14 ` Andrew Morton
2002-09-17 5:14 ` Andrew Morton
2002-09-17 5:18 ` Martin J. Bligh
2002-09-17 5:18 ` Martin J. Bligh
2002-09-17 5:15 ` William Lee Irwin III
2002-09-17 5:15 ` William Lee Irwin III
2002-09-17 5:31 ` Andrew Morton [this message]
2002-09-17 5:31 ` Andrew Morton
2002-09-17 6:43 ` Christoph Rohland
2002-09-17 6:43 ` Christoph Rohland
2002-09-17 7:01 ` Hugh Dickins
2002-09-17 7:01 ` Hugh Dickins
2002-09-17 7:27 ` William Lee Irwin III
2002-09-17 7:27 ` William Lee Irwin III
2002-09-17 8:02 ` Andrew Morton
2002-09-17 8:02 ` Andrew Morton
2002-09-17 11:38 ` 35-mm1 triggers watchdog Ed Tomlinson
2002-09-17 20:12 ` Andrew Morton
2002-09-17 7:57 ` dbench on tmpfs OOM's Christoph Rohland
2002-09-17 7:57 ` Christoph Rohland
2002-12-10 5:28 ` William Lee Irwin III
2002-12-10 5:28 ` William Lee Irwin III
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