From: Ingo Oeser <ingo.oeser@informatik.tu-chemnitz.de>
To: Andrew Morton <akpm@digeo.com>
Cc: Linux Scalability Effort List <lse-tech@lists.sourceforge.net>,
Linux Memory Management <linux-mm@kvack.org>
Subject: Re: [Lse-tech] Rollup patch of basic rmap against 2.5.26
Date: Thu, 19 Sep 2002 13:07:52 +0200 [thread overview]
Message-ID: <20020919130752.I642@nightmaster.csn.tu-chemnitz.de> (raw)
In-Reply-To: <3D879BD1.D02F645E@digeo.com>; from akpm@digeo.com on Tue, Sep 17, 2002 at 02:17:05PM -0700
Hi,
On Tue, Sep 17, 2002 at 02:17:05PM -0700, Andrew Morton wrote:
> rmap's overhead manifests with workloads which are setting
> up and tearing doen pagetables a lot.
> fork/exec/exit/pagefaults/munmap/etc. I guess forking servers
> may hurt.
Hmm, so we gave up one of our advantages: fork() as fast as
thread creation in other OSes.
Or did someone benchmark shell script execution on 2.4.x, 2.5.x,
a later rmap-Kernel and compare that all with other Unices around?
Regards
Ingo Oeser
--
Science is what we can tell a computer. Art is everything else. --- D.E.Knuth
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next prev parent reply other threads:[~2002-09-19 11:07 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-17 18:21 Dave McCracken
2002-09-17 21:06 ` [Lse-tech] " Andrew Morton
2002-09-17 21:17 ` Andrew Morton
2002-09-19 11:07 ` Ingo Oeser [this message]
2002-09-17 20:44 Partha Narayanan
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