On Wed, Nov 18, 2015 at 07:02:54PM +0300, Vladimir Davydov wrote:
> On Tue, Nov 17, 2015 at 05:22:17PM -0500, Johannes Weiner wrote:
> > On Tue, Nov 17, 2015 at 11:18:50PM +0300, Vladimir Davydov wrote:
> > > And with this patch it will work this way, but only if sum limits <
> > > total ram, which
On Tue, Nov 17, 2015 at 05:22:17PM -0500, Johannes Weiner wrote:
> On Tue, Nov 17, 2015 at 11:18:50PM +0300, Vladimir Davydov wrote:
> > AFAIK vmpressure was designed to allow userspace to tune hard limits of
> > cgroups in accordance with their demands, in which case the way how
> > vmpressure not
On Tue, Nov 17, 2015 at 11:18:50PM +0300, Vladimir Davydov wrote:
> AFAIK vmpressure was designed to allow userspace to tune hard limits of
> cgroups in accordance with their demands, in which case the way how
> vmpressure notifications work makes sense.
You can still do that when the reporting ha
On Mon, Nov 16, 2015 at 01:53:16PM -0500, Johannes Weiner wrote:
> On Sun, Nov 15, 2015 at 04:54:57PM +0300, Vladimir Davydov wrote:
> > On Thu, Nov 12, 2015 at 06:41:33PM -0500, Johannes Weiner wrote:
> > > Let the networking stack know when a memcg is under reclaim pressure
> > > so that it can c
On Sun, Nov 15, 2015 at 04:54:57PM +0300, Vladimir Davydov wrote:
> On Thu, Nov 12, 2015 at 06:41:33PM -0500, Johannes Weiner wrote:
> > Let the networking stack know when a memcg is under reclaim pressure
> > so that it can clamp its transmit windows accordingly.
> >
> > Whenever the reclaim effi
On Thu, Nov 12, 2015 at 06:41:33PM -0500, Johannes Weiner wrote:
> Let the networking stack know when a memcg is under reclaim pressure
> so that it can clamp its transmit windows accordingly.
>
> Whenever the reclaim efficiency of a cgroup's LRU lists drops low
> enough for a MEDIUM or HIGH vmpre
Let the networking stack know when a memcg is under reclaim pressure
so that it can clamp its transmit windows accordingly.
Whenever the reclaim efficiency of a cgroup's LRU lists drops low
enough for a MEDIUM or HIGH vmpressure event to occur, assert a
pressure state in the socket and tcp memory
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