* Re: Slow vmalloc in 2.6.35-rc3
[not found] ` <4C271736.5010102@redhat.com>
@ 2010-06-28 3:30 ` Nick Piggin
0 siblings, 0 replies; only message in thread
From: Nick Piggin @ 2010-06-28 3:30 UTC (permalink / raw)
To: Avi Kivity; +Cc: linux-kernel, KVM list, Andrew Morton, linux-mm
On Sun, Jun 27, 2010 at 12:17:42PM +0300, Avi Kivity wrote:
> On 06/24/2010 06:14 PM, Nick Piggin wrote:
> >On Thu, Jun 24, 2010 at 12:19:32PM +0300, Avi Kivity wrote:
> >>I see really slow vmalloc performance on 2.6.35-rc3:
> >Can you try this patch?
> >http://userweb.kernel.org/~akpm/mmotm/broken-out/mm-vmap-area-cache.patch
>
> The patch completely eliminates the problem.
Thanks for testing. Andrew the patch changelog can be updated. Avi and
Steven didn't give me numbers but it solves both their performance
regressions, so I would say it is ready for merging.
Thanks,
Nick
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2010-06-28 3:31 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
[not found] <4C232324.7070305@redhat.com>
[not found] ` <20100624151427.GH10441@laptop>
[not found] ` <4C271736.5010102@redhat.com>
2010-06-28 3:30 ` Slow vmalloc in 2.6.35-rc3 Nick Piggin
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).