On Fri, Jun 28, 2019 at 10:22:52AM -0400, Johannes Weiner wrote:
> Hi Minchan,
>
> On Fri, Jun 28, 2019 at 03:51:38PM +0900, Minchan Kim wrote:
> > On Thu, Jun 27, 2019 at 02:41:23PM -0400, Johannes Weiner wrote:
> > > On Wed, Jun 19, 2019 at 04:08:35PM +0800, Kuo-Hsin Yang wrote:
> > > > Fixes: 2
Hi Minchan,
On Fri, Jun 28, 2019 at 03:51:38PM +0900, Minchan Kim wrote:
> On Thu, Jun 27, 2019 at 02:41:23PM -0400, Johannes Weiner wrote:
> > On Wed, Jun 19, 2019 at 04:08:35PM +0800, Kuo-Hsin Yang wrote:
> > > Fixes: 2a2e48854d70 ("mm: vmscan: fix IO/refault regression in cache
> > > workingse
On Fri, Jun 28, 2019 at 03:51:38PM +0900, Minchan Kim wrote:
> Hi Johannes,
>
> On Thu, Jun 27, 2019 at 02:41:23PM -0400, Johannes Weiner wrote:
> >
> > Acked-by: Johannes Weiner
> >
> > Your change makes sense - we should indeed not force cache trimming
> > only while the page cache is experie
Hi Kuo-Hsin,
On Wed, Jun 19, 2019 at 04:08:35PM +0800, Kuo-Hsin Yang wrote:
> When file refaults are detected and there are many inactive file pages,
> the system never reclaim anonymous pages, the file pages are dropped
> aggressively when there are still a lot of cold anonymous pages and
> syste
Hi Johannes,
On Thu, Jun 27, 2019 at 02:41:23PM -0400, Johannes Weiner wrote:
> On Wed, Jun 19, 2019 at 04:08:35PM +0800, Kuo-Hsin Yang wrote:
> > When file refaults are detected and there are many inactive file pages,
> > the system never reclaim anonymous pages, the file pages are dropped
> > ag
On Wed, Jun 19, 2019 at 04:08:35PM +0800, Kuo-Hsin Yang wrote:
> When file refaults are detected and there are many inactive file pages,
> the system never reclaim anonymous pages, the file pages are dropped
> aggressively when there are still a lot of cold anonymous pages and
> system thrashes. Th
Could we please get some review of this one? Johannes, it supposedly
fixes your patch?
I added cc:stable to this. Agreeable?
From: Kuo-Hsin Yang
Subject: mm: vmscan: fix not scanning anonymous pages when detecting file
refaults
When file refaults are detected and there are many inactive fi
When file refaults are detected and there are many inactive file pages,
the system never reclaim anonymous pages, the file pages are dropped
aggressively when there are still a lot of cold anonymous pages and
system thrashes. This issue impacts the performance of applications with
large executable,
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