From: Christoph Lameter <christoph@lameter.com>
To: "Alex,Shi" <alex.shi@intel.com>
Cc: Christoph Lameter <cl@linux.com>,
"penberg@kernel.org" <penberg@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Huang, Ying" <ying.huang@intel.com>,
"Li, Shaohua" <shaohua.li@intel.com>,
"Chen, Tim C" <tim.c.chen@intel.com>,
"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: [PATCH] slub Discard slab page only when node partials > minimum setting
Date: Wed, 14 Sep 2011 20:51:49 -0500 [thread overview]
Message-ID: <CALmdxiMrDNDvhAmi88-0-1KBdyTwExZPy3Fh9_5TxB+XhK7vjw@mail.gmail.com> (raw)
In-Reply-To: <1316050363.8425.483.camel@debian>
[-- Attachment #1: Type: text/plain, Size: 904 bytes --]
I have not had time to get into this. I was hoping you could come up with
something.
On Wed, Sep 14, 2011 at 8:32 PM, Alex,Shi <alex.shi@intel.com> wrote:
> On Tue, 2011-09-13 at 23:04 +0800, Christoph Lameter wrote:
> > Sorry to be that late with a response but my email setup is screwed
> > up.
> >
> > I was more thinking about the number of slab pages in the partial
> > caches rather than the size of the objects itself being an issue. I
> > believe that was /sys/kernel/slab/*/cpu_partial.
> >
> > That setting could be tuned further before merging. An increase there
> > causes additional memory to be caught in the partial list. But it
> > reduces the node lock pressure further.
> >
>
> Yeah, I think so. The more cpu partial page, the quicker to getting
> slabs. Maybe it's better to considerate the system memory size to set
> them. Do you has some plan or suggestions on tunning?
>
>
>
>
>
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next prev parent reply other threads:[~2011-09-15 1:51 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1315188460.31737.5.camel@debian>
[not found] ` <alpine.DEB.2.00.1109061914440.18646@router.home>
2011-09-07 1:03 ` [PATCH] slub Discard slab page only when node partials > minimum setting Alex,Shi
2011-09-07 2:26 ` [PATCH] slub: code optimze in get_partial_node() Alex,Shi
2011-09-07 2:45 ` [PATCH 2/2] slub: continue to seek slab in node partial if met a null page Alex,Shi
2011-09-07 15:01 ` Christoph Lameter
2011-09-08 8:38 ` Alex,Shi
2011-09-08 18:41 ` Christoph Lameter
2011-09-07 2:56 ` [rfc ] slub: unfreeze full page if it's in node partial Alex,Shi
2011-09-07 3:06 ` Alex,Shi
2011-09-07 14:56 ` [PATCH] slub: code optimze in get_partial_node() Christoph Lameter
[not found] ` <alpine.DEB.2.00.1109062022100.20474@router.home>
[not found] ` <4E671E5C.7010405@cs.helsinki.fi>
[not found] ` <6E3BC7F7C9A4BF4286DD4C043110F30B5D00DA333C@shsmsx502.ccr.corp.intel.com>
[not found] ` <alpine.DEB.2.00.1109071003240.9406@router.home>
2011-09-08 0:43 ` [PATCH] slub Discard slab page only when node partials > minimum setting Alex,Shi
2011-09-08 1:34 ` Shaohua Li
2011-09-08 2:24 ` Alex,Shi
2011-09-15 5:40 ` Pekka Enberg
2011-09-15 6:03 ` Alex,Shi
2011-09-08 18:37 ` Christoph Lameter
2011-09-09 8:45 ` Alex,Shi
2011-09-11 11:41 ` Christoph Lameter
2011-09-13 8:29 ` Alex,Shi
2011-09-13 15:04 ` Christoph Lameter
2011-09-15 1:32 ` Alex,Shi
2011-09-15 1:51 ` Christoph Lameter [this message]
2011-09-15 2:00 ` Alex,Shi
[not found] ` <1316765880.4188.34.camel@debian>
[not found] ` <alpine.DEB.2.00.1109231500580.15559@router.home>
2011-09-29 9:53 ` Alex,Shi
2011-09-29 14:32 ` Christoph Lameter
2011-10-02 12:47 ` Shi, Alex
2011-10-03 15:21 ` Christoph Lameter
2011-10-09 6:28 ` Alex,Shi
2011-10-10 17:12 ` Christoph Lameter
2011-09-14 15:38 ` Christoph Lameter
2011-09-15 5:48 ` Pekka Enberg
2011-09-15 6:16 ` Alex,Shi
2011-09-07 3:14 ` [PATCH] slub: correct comments error for per cpu partial Alex,Shi
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