On Fri, May 3, 2013 at 5:11 PM, Michal Hocko wrote:
> On Wed 02-01-13 11:44:21, Michal Hocko wrote:
>> On Wed 26-12-12 01:26:07, Sha Zhengju wrote:
>> > From: Sha Zhengju
>> >
>> > This patch adds memcg routines to count dirty pages, which allows memory
>> > controller
>> > to maintain an accura
On Wed 02-01-13 11:44:21, Michal Hocko wrote:
> On Wed 26-12-12 01:26:07, Sha Zhengju wrote:
> > From: Sha Zhengju
> >
> > This patch adds memcg routines to count dirty pages, which allows memory
> > controller
> > to maintain an accurate view of the amount of its dirty memory and can
> > provi
On Thu, Jan 10, 2013 at 1:03 PM, Kamezawa Hiroyuki
wrote:
> (2013/01/10 13:26), Sha Zhengju wrote:
>
>> But this method also has its pros and cons(e.g. need lock nesting). So
>> I doubt whether the following is able to deal with these issues all
>> together:
>> (CPU-A does "page stat accounting" a
(2013/01/10 13:26), Sha Zhengju wrote:
But this method also has its pros and cons(e.g. need lock nesting). So
I doubt whether the following is able to deal with these issues all
together:
(CPU-A does "page stat accounting" and CPU-B does "move")
CPU-ACP
On Thu, Jan 10, 2013 at 10:16 AM, Kamezawa Hiroyuki
wrote:
> (2013/01/10 0:02), Sha Zhengju wrote:
>>
>> On Mon, Jan 7, 2013 at 3:25 PM, Kamezawa Hiroyuki
>> wrote:
>>>
>>> (2013/01/05 13:48), Sha Zhengju wrote:
On Wed, Jan 2, 2013 at 6:44 PM, Michal Hocko wrote:
>
>
>
(2013/01/10 0:02), Sha Zhengju wrote:
On Mon, Jan 7, 2013 at 3:25 PM, Kamezawa Hiroyuki
wrote:
(2013/01/05 13:48), Sha Zhengju wrote:
On Wed, Jan 2, 2013 at 6:44 PM, Michal Hocko wrote:
On Wed 26-12-12 01:26:07, Sha Zhengju wrote:
From: Sha Zhengju
This patch adds memcg routines to cou
On Mon, Jan 7, 2013 at 3:25 PM, Kamezawa Hiroyuki
wrote:
> (2013/01/05 13:48), Sha Zhengju wrote:
>>
>> On Wed, Jan 2, 2013 at 6:44 PM, Michal Hocko wrote:
>>>
>>> On Wed 26-12-12 01:26:07, Sha Zhengju wrote:
From: Sha Zhengju
This patch adds memcg routines to count dirty pag
On Wed 09-01-13 22:35:12, Sha Zhengju wrote:
[...]
> To my knowledge, each task is forked in root memcg, and there's a
> moving while attaching it to a cgroup. So move_account is also a
> frequent behavior to some extent.
Not really. Every fork/exec is copies the current group (see
cgroup_fork) so
Hi Hugh,
On Mon, Jan 7, 2013 at 4:02 AM, Hugh Dickins wrote:
> On Sat, 5 Jan 2013, Sha Zhengju wrote:
>> On Wed, Jan 2, 2013 at 6:44 PM, Michal Hocko wrote:
>> >
>> > Maybe I have missed some other locking which would prevent this from
>> > happening but the locking relations are really complica
On Mon, Jan 7, 2013 at 4:07 AM, Greg Thelen wrote:
> On Tue, Dec 25 2012, Sha Zhengju wrote:
>
>> From: Sha Zhengju
>>
>> This patch adds memcg routines to count dirty pages, which allows memory
>> controller
>> to maintain an accurate view of the amount of its dirty memory and can
>> provide s
(2013/01/09 14:15), Hugh Dickins wrote:
On Mon, 7 Jan 2013, Kamezawa Hiroyuki wrote:
(2013/01/07 5:02), Hugh Dickins wrote:
Forgive me, I must confess I'm no more than skimming this thread,
and don't like dumping unsigned-off patches on people; but thought
that on balance it might be more help
On Mon, 7 Jan 2013, Kamezawa Hiroyuki wrote:
> (2013/01/07 5:02), Hugh Dickins wrote:
> >
> > Forgive me, I must confess I'm no more than skimming this thread,
> > and don't like dumping unsigned-off patches on people; but thought
> > that on balance it might be more helpful than not if I offer yo
(2013/01/07 5:02), Hugh Dickins wrote:
On Sat, 5 Jan 2013, Sha Zhengju wrote:
On Wed, Jan 2, 2013 at 6:44 PM, Michal Hocko wrote:
Maybe I have missed some other locking which would prevent this from
happening but the locking relations are really complicated in this area
so if mem_cgroup_{begi
(2013/01/05 13:48), Sha Zhengju wrote:
On Wed, Jan 2, 2013 at 6:44 PM, Michal Hocko wrote:
On Wed 26-12-12 01:26:07, Sha Zhengju wrote:
From: Sha Zhengju
This patch adds memcg routines to count dirty pages, which allows memory
controller
to maintain an accurate view of the amount of its dir
On Tue, Dec 25 2012, Sha Zhengju wrote:
> From: Sha Zhengju
>
> This patch adds memcg routines to count dirty pages, which allows memory
> controller
> to maintain an accurate view of the amount of its dirty memory and can
> provide some
> info for users while cgroup's direct reclaim is working
On Sat, 5 Jan 2013, Sha Zhengju wrote:
> On Wed, Jan 2, 2013 at 6:44 PM, Michal Hocko wrote:
> >
> > Maybe I have missed some other locking which would prevent this from
> > happening but the locking relations are really complicated in this area
> > so if mem_cgroup_{begin,end}_update_page_stat mi
On Wed, Jan 2, 2013 at 6:44 PM, Michal Hocko wrote:
> On Wed 26-12-12 01:26:07, Sha Zhengju wrote:
>> From: Sha Zhengju
>>
>> This patch adds memcg routines to count dirty pages, which allows memory
>> controller
>> to maintain an accurate view of the amount of its dirty memory and can
>> provi
On Wed 26-12-12 01:26:07, Sha Zhengju wrote:
> From: Sha Zhengju
>
> This patch adds memcg routines to count dirty pages, which allows memory
> controller
> to maintain an accurate view of the amount of its dirty memory and can
> provide some
> info for users while cgroup's direct reclaim is wo
From: Sha Zhengju
This patch adds memcg routines to count dirty pages, which allows memory
controller
to maintain an accurate view of the amount of its dirty memory and can provide
some
info for users while cgroup's direct reclaim is working.
After Kame's commit 89c06bd5(memcg: use new logic f
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