Re: [PATCH v3] mm: SLAB Out-of-memory diagnostics

From: David Rientjes
Date: Fri Mar 09 2012 - 18:47:01 EST


On Fri, 9 Mar 2012, 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
> node 0: slabs: 3/3, objs: 60/60, free: 0
>
> Signed-off-by: Rafael Aquini <aquini@xxxxxxxxxx>
> Acked-by: Rik van Riel <riel@xxxxxxxxxx>

Acked-by: David Rientjes <rientjes@xxxxxxxxxx>

Thanks for following through with this!
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