Re: [PATCH v5] Soft limit rework

2013-09-17 Thread Andrew Morton
On Tue, 17 Sep 2013 15:56:15 -0400 Johannes Weiner wrote: > > Anyway. Your wording that nothing should be done about the soft reclaim > > seems to be quite clear though. If this position is really firm then go > > ahead and NACK the series _explicitly_ so that Andrew or you can send a > > revert

Re: [PATCH v5] Soft limit rework

2013-09-17 Thread Johannes Weiner
On Mon, Sep 16, 2013 at 06:44:05PM +0200, Michal Hocko wrote: > On Fri 13-09-13 12:17:09, Johannes Weiner wrote: > > On Fri, Sep 13, 2013 at 04:49:53PM +0200, Michal Hocko wrote: > > > On Fri 06-09-13 15:23:11, Johannes Weiner wrote: > [...] > > > > I would really like to deprecate soft limits and

Re: [PATCH v5] Soft limit rework

2013-09-16 Thread Michal Hocko
On Fri 13-09-13 12:17:09, Johannes Weiner wrote: > On Fri, Sep 13, 2013 at 04:49:53PM +0200, Michal Hocko wrote: > > On Fri 06-09-13 15:23:11, Johannes Weiner wrote: [...] > > > I would really like to deprecate soft limits and introduce something > > > new that has the proper semantics we want from

Re: [PATCH v5] Soft limit rework

2013-09-13 Thread Johannes Weiner
On Fri, Sep 13, 2013 at 04:49:53PM +0200, Michal Hocko wrote: > On Fri 06-09-13 15:23:11, Johannes Weiner wrote: > > On Wed, Sep 04, 2013 at 06:38:23PM +0200, Michal Hocko wrote: > [...] > > > To handle overcommit situations more gracefully. As the documentation > > > states: > > > " > > > 7. Soft

Re: [PATCH v5] Soft limit rework

2013-09-13 Thread Michal Hocko
On Fri 06-09-13 15:23:11, Johannes Weiner wrote: > On Wed, Sep 04, 2013 at 06:38:23PM +0200, Michal Hocko wrote: [...] > > To handle overcommit situations more gracefully. As the documentation > > states: > > " > > 7. Soft limits > > > > Soft limits allow for greater sharing of memory. The idea be

Re: [PATCH v5] Soft limit rework

2013-09-06 Thread Johannes Weiner
On Wed, Sep 04, 2013 at 06:38:23PM +0200, Michal Hocko wrote: > On Tue 03-09-13 12:15:50, Johannes Weiner wrote: > > > On Tue 20-08-13 10:13:39, Johannes Weiner wrote: > > > > On Tue, Aug 20, 2013 at 11:14:14AM +0200, Michal Hocko wrote: > > > > > On Mon 19-08-13 12:35:12, Johannes Weiner wrote: >

Re: [PATCH v5] Soft limit rework

2013-09-04 Thread Michal Hocko
On Tue 03-09-13 12:15:50, Johannes Weiner wrote: > > On Tue 20-08-13 10:13:39, Johannes Weiner wrote: > > > On Tue, Aug 20, 2013 at 11:14:14AM +0200, Michal Hocko wrote: > > > > On Mon 19-08-13 12:35:12, Johannes Weiner wrote: > > > > > On Tue, Jun 18, 2013 at 02:09:39PM +0200, Michal Hocko wrote:

Re: [PATCH v5] Soft limit rework

2013-09-03 Thread Johannes Weiner
Hi Michal, On Thu, Aug 22, 2013 at 12:58:56PM +0200, Michal Hocko wrote: > [I am mostly offline for the whole week with very limitted internet > access so it will get longer for me to respond to emails. Sorry about > that] Same deal for me, just got back. Sorry for the delays. > On Tue 20-08-13

Re: [PATCH v5] Soft limit rework

2013-08-22 Thread Michal Hocko
[I am mostly offline for the whole week with very limitted internet access so it will get longer for me to respond to emails. Sorry about that] On Tue 20-08-13 10:13:39, Johannes Weiner wrote: > On Tue, Aug 20, 2013 at 11:14:14AM +0200, Michal Hocko wrote: > > On Mon 19-08-13 12:35:12, Johannes We

Re: [PATCH v5] Soft limit rework

2013-08-20 Thread Johannes Weiner
On Tue, Aug 20, 2013 at 11:14:14AM +0200, Michal Hocko wrote: > On Mon 19-08-13 12:35:12, Johannes Weiner wrote: > > On Tue, Jun 18, 2013 at 02:09:39PM +0200, Michal Hocko wrote: > > > Hi, > > > > > > This is the fifth version of the patchset. > > > > > > Summary of versions: > > > The first vers

Re: [PATCH v5] Soft limit rework

2013-08-20 Thread Michal Hocko
On Mon 19-08-13 12:35:12, Johannes Weiner wrote: > On Tue, Jun 18, 2013 at 02:09:39PM +0200, Michal Hocko wrote: > > Hi, > > > > This is the fifth version of the patchset. > > > > Summary of versions: > > The first version has been posted here: > > http://permalink.gmane.org/gmane.linux.kernel.m

Re: [PATCH v5] Soft limit rework

2013-08-19 Thread Johannes Weiner
On Tue, Jun 18, 2013 at 02:09:39PM +0200, Michal Hocko wrote: > Hi, > > This is the fifth version of the patchset. > > Summary of versions: > The first version has been posted here: > http://permalink.gmane.org/gmane.linux.kernel.mm/97973 > (lkml wasn't CCed at the time so I cannot find it in lw

Re: [PATCH v5] Soft limit rework

2013-06-25 Thread Michal Hocko
On Thu 20-06-13 12:12:06, Mel Gorman wrote: > On Tue, Jun 18, 2013 at 02:09:39PM +0200, Michal Hocko wrote: > > base is mmotm-2013-05-09-15-57 > > baserebase is mmotm-2013-06-05-17-24-63 + patches from the current mmots > > without slab shrinkers patchset. > > reworkrebase all patches 8 applied on

Re: [PATCH v5] Soft limit rework

2013-06-21 Thread Tejun Heo
On Fri, Jun 21, 2013 at 05:09:06PM +0200, Michal Hocko wrote: > And I am total idiot. The machine was not booted with mem=1G so the > figures are completely useless. > > It is s Friday. I will start everything again on Monday with a clean > head. > > Sorry about all the noise. Oh, don't be.

Re: [PATCH v5] Soft limit rework

2013-06-21 Thread Michal Hocko
On Fri 21-06-13 17:04:30, Michal Hocko wrote: > On Fri 21-06-13 16:09:38, Michal Hocko wrote: > > On Fri 21-06-13 16:06:27, Michal Hocko wrote: > > [...] > > > > Can you try this monolithic patch please? > > > > > > Wow, this looks much better! > > > > Damn it! Scratch that. I have made a mistake

Re: [PATCH v5] Soft limit rework

2013-06-21 Thread Michal Hocko
On Fri 21-06-13 16:09:38, Michal Hocko wrote: > On Fri 21-06-13 16:06:27, Michal Hocko wrote: > [...] > > > Can you try this monolithic patch please? > > > > Wow, this looks much better! > > Damn it! Scratch that. I have made a mistake in configuration so this > all has been 0-no-limit in fact. S

Re: [PATCH v5] Soft limit rework

2013-06-21 Thread Michal Hocko
On Fri 21-06-13 16:06:27, Michal Hocko wrote: [...] > > Can you try this monolithic patch please? > > Wow, this looks much better! Damn it! Scratch that. I have made a mistake in configuration so this all has been 0-no-limit in fact. Sorry about that. It's only now that I've noticed that so I am

Re: [PATCH v5] Soft limit rework

2013-06-21 Thread Michal Hocko
On Thu 20-06-13 12:12:06, Mel Gorman wrote: > On Tue, Jun 18, 2013 at 02:09:39PM +0200, Michal Hocko wrote: > > base is mmotm-2013-05-09-15-57 > > baserebase is mmotm-2013-06-05-17-24-63 + patches from the current mmots > > without slab shrinkers patchset. > > reworkrebase all patches 8 applied on

Re: [PATCH v5] Soft limit rework

2013-06-20 Thread Mel Gorman
On Tue, Jun 18, 2013 at 02:09:39PM +0200, Michal Hocko wrote: > base is mmotm-2013-05-09-15-57 > baserebase is mmotm-2013-06-05-17-24-63 + patches from the current mmots > without slab shrinkers patchset. > reworkrebase all patches 8 applied on top of baserebase > > * No-limit > User > base: min:

Re: [PATCH v5] Soft limit rework

2013-06-19 Thread Michal Hocko
On Tue 18-06-13 15:01:21, Johannes Weiner wrote: > On Tue, Jun 18, 2013 at 02:09:39PM +0200, Michal Hocko wrote: > > My primary test case was a parallel kernel build with 2 groups (make > > is running with -j4 with a distribution .config in a separate cgroup > > without any hard limit) on a 8 CPU m

Re: [PATCH v5] Soft limit rework

2013-06-18 Thread Johannes Weiner
On Tue, Jun 18, 2013 at 02:09:39PM +0200, Michal Hocko wrote: > My primary test case was a parallel kernel build with 2 groups (make > is running with -j4 with a distribution .config in a separate cgroup > without any hard limit) on a 8 CPU machine booted with 1GB memory. I > was mostly interested

[PATCH v5] Soft limit rework

2013-06-18 Thread Michal Hocko
Hi, This is the fifth version of the patchset. Summary of versions: The first version has been posted here: http://permalink.gmane.org/gmane.linux.kernel.mm/97973 (lkml wasn't CCed at the time so I cannot find it in lwn.net archives). There were no major objections. The second version has been