From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Zoltan Menyhart <Zoltan.Menyhart@bull.net>
Cc: linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, tony.luck@intel.com, nickpiggin@yahoo.com.au,
mike@stroyan.net, dmosberger@gmail.com, y-goto@jp.fujitsu.com
Subject: Re: [BUGFIX]{PATCH] flush icache on ia64 take2
Date: Thu, 19 Jul 2007 23:51:57 +0900 [thread overview]
Message-ID: <20070719235157.9715baff.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <469F71E7.4050200@bull.net>
On Thu, 19 Jul 2007 16:15:03 +0200
Zoltan Menyhart <Zoltan.Menyhart@bull.net> wrote:
> We may have, say 1 Gbyte / sec local i/o activity (using some RAIDs).
> Assume a few % of this 1 Gbyte is the program execution, or program swap in.
> It gives some hundreds of new exec pages / sec =>
> some msec-s can be lost each sec.
>
> I can agree that it should not be a big deal :-)
>
Hmm...but the current code flushes the page. just do it in "lazy" way.
much difference ?
-Kame
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next prev parent reply other threads:[~2007-07-19 14:51 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-06 2:29 KAMEZAWA Hiroyuki
2007-07-06 9:41 ` Zoltan Menyhart
2007-07-06 9:50 ` KAMEZAWA Hiroyuki
2007-07-19 6:56 ` KAMEZAWA Hiroyuki
2007-07-19 12:05 ` Zoltan Menyhart
2007-07-19 13:01 ` KAMEZAWA Hiroyuki
2007-07-19 13:32 ` KAMEZAWA Hiroyuki
2007-07-19 14:33 ` Zoltan Menyhart
2007-07-19 14:15 ` Zoltan Menyhart
2007-07-19 14:51 ` KAMEZAWA Hiroyuki [this message]
2007-07-19 15:18 ` Zoltan Menyhart
2007-07-20 1:51 ` KAMEZAWA Hiroyuki
2007-07-19 12:15 ` Zoltan Menyhart
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