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SubjectRe: 20% performance drop on PostgreSQL 9.2 from kernel 3.5.3 to 3.6-rc5 on AMD chipsets - bisected
On Mon, Sep 24, 2012 at 06:23:37PM +0300, Nikolay Ulyanitsky wrote:
> On 24 September 2012 18:00, Mel Gorman <mgorman@suse.de> wrote:
> > Reverting Mike's patch might fix this Postgres regression but it reintroduces the overhead caused
> > by commit 4dcfe102 for other cases.
>
> I just tested pgbench on kernel 3.6-rc7.
> There is no performance regression between 3.5.3 and 3.6-rc7 on AMD X6.

Yes,

what I'm seeing here too. Thanks for testing.

Just one thing, please hit reply-to-all when you reply to the thread so
that everybody can get your mail. I'm readding them for now.

Thanks.

--
Regards/Gruss,
Boris.


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