linux-kernel - Re: [2.6.25-rc5-mm1][regression] ia64: hackbench doesn't finish >12 hour

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Date:	Tue, 18 Mar 2008 09:47:04 +0900
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	"Yu, Fenghua" <fenghua.yu@...el.com>
Cc:	kosaki.motohiro@...fujitsu.com, "Luck, Tony" <tony.luck@...el.com>,
	"LKML" <linux-kernel@...r.kernel.org>,
	<linux-ia64@...r.kernel.org>,
	"Hidetoshi Seto" <seto.hidetoshi@...fujitsu.com>,
	"Andrew Morton" <akpm@...ux-foundation.org>
Subject: Re: [2.6.25-rc5-mm1][regression] ia64: hackbench doesn't finish >12 hour

Hi Yu-san,

> > > % ./hackbench 130 process 500
> > > 2.6.25-rc5:     works well
> > > 2.6.25-rc5-mm1: doesn't finish >12 hour
> >cpu: Itanium2 x8
> >mem: 8GB(4GB x2 node)
> 
> On Itanium2x8 w/ 8GB on 1 node, All of 2.6.24, 2.6.25-rc5 and
> 2.6.25-rc5-mm1 shows same "out of memory" within one minute. I haven't
> seen spinlock lockup issue yet.

this paramter mean use all physical memory and about 1GB swap space.
Could you expand swap space?


- kosaki


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