From: "BERTRAND Joël" <joel.bertrand@systella.fr>
To: blackmagic02881@gmail.com
Cc: iscsitarget-devel@lists.sourceforge.net, linux-raid@vger.kernel.org
Subject: Re: Abort Task ?
Date: Fri, 19 Oct 2007 16:47:27 +0200 [thread overview]
Message-ID: <4718C37F.3050406@systella.fr> (raw)
In-Reply-To: <1192804659.3593.7.camel@dhcp-117.ibrix.com>
Ming Zhang wrote:
>
> as Ross pointed out, many io pattern only have 1 outstanding io at any
> time, so there is only one work thread actively to serve it. so it can
> not exploit the multiple core here.
>
>
> you see 100% at nullio or fileio? with disk, most time should spend on
> iowait and cpu utilization should not high at all.
With both nullio and fileio...
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next prev parent reply other threads:[~2007-10-19 14:47 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <471720F1.40409@systella.fr>
[not found] ` <471727F3.2080500@systella.fr>
[not found] ` <471734C5.8090405@systella.fr>
[not found] ` <E2BB8074E5500C42984D980D4BD78EF9017A2958@MFG-NYC-EXCH2.mfg.prv>
[not found] ` <1192721909.3596.15.camel@dhcp-117.ibrix.com>
2007-10-18 16:33 ` Abort Task ? BERTRAND Joël
2007-10-18 17:14 ` BERTRAND Joël
2007-10-18 21:03 ` Ross S. W. Walker
2007-10-18 21:35 ` [Iscsitarget-devel] " Ming Zhang
2007-10-19 7:48 ` BERTRAND Joël
2007-10-19 13:55 ` Ming Zhang
2007-10-19 14:30 ` BERTRAND Joël
2007-10-19 14:37 ` Ming Zhang
2007-10-19 14:47 ` BERTRAND Joël [this message]
2007-10-19 14:53 ` Ming Zhang
2007-10-19 14:51 ` [Iscsitarget-devel] " Ross S. W. Walker
2007-10-18 17:30 ` Ming Zhang
2007-10-19 12:25 Ross S. W. Walker
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