linux-kernel - Re: No, really, stop trying to delete slab until you've finished making slub perform as well

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Message-ID: <2f11576a0808150944g678f1b8di1c4d50de7358b306@mail.gmail.com>
Date:	Sat, 16 Aug 2008 01:44:29 +0900
From:	"KOSAKI Motohiro" <kosaki.motohiro@...fujitsu.com>
To:	"Christoph Lameter" <cl@...ux-foundation.org>
Cc:	"Matthew Wilcox" <matthew@....cx>,
	"Pekka Enberg" <penberg@...helsinki.fi>, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	"Mel Gorman" <mel@...net.ie>, andi@...stfloor.org,
	"Rik van Riel" <riel@...hat.com>
Subject: Re: No, really, stop trying to delete slab until you've finished making slub perform as well

> This is a NUMA system right?

True.
My system is

CPU: ia64 x8
MEM: 8G (4G x 2node)

> Then we have another mechanism that will avoid
> off node memory references by allocating new slabs. Can you set the
> node_defrag parameter to 0? (Noted by Adrian).

Please let me know that operations ?
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