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From: Jon Masters <jonathan@jonmasters.org>
To: Steven Scholz <steven.scholz@imc-berlin.de>
Cc: linuxppc-embedded@lists.linuxppc.org
Subject: Re: uncached user space mapping with mmap() ???
Date: Fri, 05 Mar 2004 13:21:04 +0000	[thread overview]
Message-ID: <40487EC0.9070501@jonmasters.org> (raw)
In-Reply-To: <40486783.7010703@imc-berlin.de>



Steven Scholz wrote:

| Yes. The thruput is calculated after repeating the loop 1000 times
| (Retries = 1000).

That is not an accurate measurement though because you really need to
repeat this a few times on the host from a cold start under similar
conditions for people to actually see much difference in these figures -
within a single run you might well see a small delta between the two.

|> You will need to answer the questions Russell King posted in order for
|> us to work through this and figure out where the difference lies.

| I am just about to do it.

Ok.

Jon.


** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/

  reply	other threads:[~2004-03-05 13:21 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-03-04 13:51 uncached user space mapping with mmap() ??? Steven Scholz
2004-03-04 17:00 ` Dan Malek
2004-03-05  8:18 ` Steven Scholz
2004-03-05 11:35   ` Jon Masters
2004-03-05 11:41     ` Steven Scholz
2004-03-05 13:21       ` Jon Masters [this message]
  -- strict thread matches above, loose matches on Subject: below --
2004-03-04 14:15 Fillod Stephane
2004-03-04 14:35 ` Steven Scholz
2004-03-04 17:28   ` Eugene Surovegin
2004-03-04 14:47 Fillod Stephane
2004-03-04 14:51 ` Steven Scholz
2004-03-04 23:02 Richard Williams
2004-03-04 23:17 ` Dan Malek
2004-03-08 10:25 Fillod Stephane
2004-03-09 10:55 ` Jon Masters
2004-03-09 12:49 Fillod Stephane
2004-03-12 12:07 ` Jon Masters

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