Re: [PATCH 0/8] Reduce system disruption due to kswapd followup V3

From: Mel Gorman
Date: Thu May 30 2013 - 06:10:58 EST


On Thu, May 30, 2013 at 12:17:29AM +0100, Mel Gorman wrote:
> tldr; Overall the system is getting less kicked in the face. Scan rates
> between zones is often more balanced than it used to be. There are
> now fewer writes from reclaim context and a reduction in IO wait
> times.
>
> This series replaces all of the previous follow-up series. It was clear
> that more of the stall logic needed to be in the same place so it is
> comprehensible and easier to predict.
>

There was some unfortunate crossover in timing as I see mmotm has pulled
in the previous follow up series. It would probably be easiest to replace
these patches

mm-vmscan-stall-page-reclaim-and-writeback-pages-based-on-dirty-writepage-pages-encountered.patch
mm-vmscan-stall-page-reclaim-after-a-list-of-pages-have-been-processed.patch
mm-vmscan-take-page-buffers-dirty-and-locked-state-into-account.patch
mm-vmscan-stall-page-reclaim-and-writeback-pages-based-on-dirty-writepage-pages-encountered.patch

with patches 2-8 of this series. The fixup patch
mm-vmscan-block-kswapd-if-it-is-encountering-pages-under-writeback-fix-2.patch
is still the same

Sorry for the inconvenience.

--
Mel Gorman
SUSE Labs
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