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From: Sitsofe Wheeler <sitsofe@yahoo.com>
To: linux-kernel@vger.kernel.org
Subject: Re: question about splice performance
Date: Sun, 25 May 2008 18:22:50 +0100	[thread overview]
Message-ID: <g1c84b$96v$1@ger.gmane.org> (raw)
In-Reply-To: <38b2ab8a0805250812l2ecd424bh74a1694ed56460de@mail.gmail.com>

<posted & mailed>

Francis Moreau wrote:

> Hi,
> 
> I did a really basic benchmark and was suprise about the results.
> 
> $ echo 3 > /proc/sys/vm/drop_caches
> $ time  splice-cp  vmlinux /tmp/vmlinux

Are vmlinux and /tmp both RAM filesystems? If not you may want to try
using /dev/shm to rule out disk speed...

-- 
Sitsofe | http://sucs.org/~sits/


  parent reply	other threads:[~2008-05-25 17:37 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-05-25 15:12 Francis Moreau
2008-05-25 15:40 ` Jan Engelhardt
2008-05-25 17:22 ` Sitsofe Wheeler [this message]
2008-05-25 20:47 ` Jeff Garzik
2008-05-26  8:57   ` Francis Moreau
2008-05-26  9:06     ` Bernd Petrovitsch

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