From: David MENTRE <dmentre@linux-france.org>
To: Wolfgang Lux <wlux@uni-muenster.de>
Cc: Richard Jones <rich@annexia.org>,
Ocaml Mailing List <caml-list@inria.fr>
Subject: Re: [Caml-list] Profiling a function execution
Date: Sat, 15 Nov 2003 13:21:30 +0100 [thread overview]
Message-ID: <874qx5ddpx.fsf@linux-france.org> (raw)
In-Reply-To: <6F530E3A-175C-11D8-A49C-0003937628DA@uni-muenster.de> (Wolfgang Lux's message of "Sat, 15 Nov 2003 12:11:17 +0100")
Hello,
Wolfgang Lux <wlux@uni-muenster.de> writes:
> This looks like complete nonsense to me. This will neither distinguish
> user and system mode execution times. Even worse, clock cycles will
> not have any meaning if the operating system chooses to perform a
> task switch while the profiled function is executed.
You're right. And the better approach might be to use profiling
architectures like OProfile (http://oprofile.sourceforge.net/news/).
Yours,
d.
--
David Mentré <dmentre@linux-france.org>
http://www.linux-france.org/~dmentre/david-mentre-public-key.asc
GnuPG key fingerprint: A7CD 7357 3EC4 1163 745B 7FD3 FB3E AD7C 2A18 BE9E
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next prev parent reply other threads:[~2003-11-15 12:21 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-13 22:34 Daniel Bünzli
2003-11-13 23:53 ` Brian Hurt
2003-11-14 12:23 ` Ville-Pertti Keinonen
2003-11-14 12:33 ` Richard Jones
2003-11-15 11:11 ` Wolfgang Lux
2003-11-15 12:21 ` David MENTRE [this message]
2003-11-15 12:54 ` Richard Jones
2003-11-25 18:05 ` Xavier Leroy
2003-11-25 21:54 ` Daniel Bünzli
2003-11-25 22:38 ` Kim Nguyen
2003-11-26 12:23 ` Ville-Pertti Keinonen
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