linux-kernel - RE: [PATCH] slub Discard slab page only when node partials

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Date:	Sun, 11 Sep 2011 06:41:28 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	"Alex,Shi" <alex.shi@...el.com>
cc:	"penberg@...nel.org" <penberg@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Huang, Ying" <ying.huang@...el.com>,
	"Li, Shaohua" <shaohua.li@...el.com>,
	"Chen, Tim C" <tim.c.chen@...el.com>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: RE: [PATCH] slub Discard slab page only when node partials > minimum
 setting

On Fri, 9 Sep 2011, Alex,Shi wrote:

> On Fri, 2011-09-09 at 02:37 +0800, Christoph Lameter wrote:
> > On Thu, 8 Sep 2011, Alex,Shi wrote:
> >
> > > BTW, some testing results for your PCP SLUB:
> > >
> > > for hackbench process testing:
> > > on WSM-EP, inc ~60%, NHM-EP inc ~25%
> > > on NHM-EX, inc ~200%, core2-EP, inc ~250%.
> > > on Tigerton-EX, inc 1900%, :)
> >
> > There is no minus on tigerton. I hope that is not a regression?
>
> Sorry for incorrect usage of '~'. I want use the '~60%' to express
> performance increased 'about' 60%, not '-60%'. This usage is unusual in
> English.

Oh its ~ not -. Did not see that on my small devices that I used at the
conference.

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