From: Wolfgang Wander <wwc@rentec.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Wolfgang Wander <wwc@rentec.com>, Andrew Morton <akpm@osdl.org>,
"Chen, Kenneth W" <kenneth.w.chen@intel.com>,
arjanv@redhat.com, linux-mm@kvack.org
Subject: Re: Fw: [Bug 4520] New: /proc/*/maps fragments too quickly compared to
Date: Tue, 10 May 2005 16:04:32 -0400 [thread overview]
Message-ID: <17025.5072.723650.790074@gargle.gargle.HOWL> (raw)
In-Reply-To: <20050510195854.GA27755@elte.hu>
Ingo Molnar writes:
>
> * Wolfgang Wander <wwc@rentec.com> wrote:
>
> > I volunteer to do the testing - just the test I got from Ingo did
> > not show any timing difference for either of the three solutions:
> >
> > a) use free_cache
> > b) disable free_cache
> > c) use my maybe improved and maybe much too complex free_cache
> >
> > The test_str02.c I got only ran up to 1300 threads on my machine (8GB
> > dual x86_64) and Ingo expected it to go up to 20000.
>
> do something like 'ulimit -s 128k' to reduce the thread stack sizes, to
> be able to run more threads. You are running an x86 (not x64) kernel to
> test, right?
I can run either one - thanks. I'll try it out...
Wolfgang
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prev parent reply other threads:[~2005-05-10 20:04 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-09 13:30 Wolfgang Wander
2005-05-09 21:26 ` Andrew Morton
2005-05-09 21:30 ` Arjan van de Ven
2005-05-10 13:23 ` Wolfgang Wander
2005-05-10 15:35 ` Chen, Kenneth W
2005-05-10 18:58 ` Andrew Morton
2005-05-10 19:07 ` Arjan van de Ven
2005-05-10 19:34 ` Chen, Kenneth W
2005-05-10 19:43 ` Andrew Morton
2005-05-10 19:50 ` Wolfgang Wander
2005-05-10 19:57 ` Andrew Morton
2005-05-11 14:36 ` [PATCH] Avoiding mmap fragmentation (against 2.6.12-rc4) to Wolfgang Wander
2005-05-11 15:05 ` Chen, Kenneth W
2005-05-12 0:59 ` Andrew Morton
2005-05-12 1:33 ` Wolfgang Wander
2005-05-12 7:07 ` Ingo Molnar
2005-05-12 7:14 ` Ingo Molnar
2005-05-10 19:58 ` Fw: [Bug 4520] New: /proc/*/maps fragments too quickly compared to Ingo Molnar
2005-05-10 20:04 ` Wolfgang Wander [this message]
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