From: Bill Davidsen <davidsen@tmr.com>
To: Andrew Morton <akpm@osdl.org>
Cc: Ricky Beam <jfbeam@bluetronic.net>,
nico-kernel@schottelius.org, linux-kernel@vger.kernel.org
Subject: Re: /proc/cpuinfo format - arch dependent!
Date: Mon, 09 May 2005 14:03:21 -0400 [thread overview]
Message-ID: <427FA5E9.4080409@tmr.com> (raw)
In-Reply-To: <20050506211455.3d2b3f29.akpm@osdl.org>
Andrew Morton wrote:
> Ricky Beam <jfbeam@bluetronic.net> wrote:
>
>>Short of a kernel module to export the kernel variables, that's the only
>> damned way to find the number of cpus in a Linux system.
>
>
> Question is: do you need to know the number of CPUs (why?) or do you need
> to know the number of CPUs which you're currently allowed to use or do you
> need to know the maximum number of CPUs which you are allowed to bind
> yourself to, or what?
I can see responsible programs checking Ncpu before deciding how many
threads to start, so it seems that some accurate info could be useful in
the real world.
--
-bill davidsen (davidsen@tmr.com)
"The secret to procrastination is to put things off until the
last possible moment - but no longer" -me
next prev parent reply other threads:[~2005-05-09 18:03 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-19 12:15 /proc/cpuinfo format - arch dependent! Nico Schottelius
2005-04-19 13:24 ` Lennart Sorensen
2005-04-19 19:17 ` Lee Revell
2005-04-19 20:00 ` Nico Schottelius
2005-04-19 20:02 ` David S. Miller
2005-04-19 20:12 ` Lennart Sorensen
2005-04-19 20:42 ` Lee Revell
2005-04-19 20:54 ` Nico Schottelius
2005-04-19 21:12 ` Grzegorz Kulewski
2005-04-20 20:31 ` Ralf Baechle
2005-05-07 3:37 ` Ricky Beam
2005-05-07 4:01 ` Stefan Smietanowski
2005-05-07 7:55 ` Ricky Beam
2005-05-07 17:51 ` Stefan Smietanowski
2005-05-07 18:05 ` Ricky Beam
2005-05-07 18:46 ` Dr. David Alan Gilbert
2005-05-07 4:14 ` Andrew Morton
2005-05-07 7:58 ` Willy Tarreau
2005-05-07 16:53 ` Dave Jones
2005-05-07 17:05 ` Willy Tarreau
2005-05-07 17:20 ` Dave Jones
2005-05-07 17:18 ` Willy Tarreau
2005-05-08 1:25 ` Jim Nance
2005-05-08 16:11 ` John Kacur
2005-05-09 18:14 ` Bill Davidsen
2005-05-09 20:09 ` Chris Friesen
2005-05-09 20:26 ` Lennart Sorensen
2005-05-09 21:25 ` Brian O'Mahoney
2005-05-10 16:21 ` Bill Davidsen
2005-05-10 16:34 ` Chris Friesen
2005-05-10 2:23 ` Jim Nance
2005-05-10 4:12 ` Willy Tarreau
2005-05-10 7:13 ` Paul Jackson
2005-05-10 16:34 ` Bill Davidsen
2005-05-07 17:54 ` Stefan Smietanowski
2005-05-07 18:05 ` Willy Tarreau
2005-05-09 18:03 ` Bill Davidsen [this message]
2005-05-10 7:21 ` Paul Jackson
2005-05-10 14:38 ` Lennart Sorensen
2005-05-10 16:37 ` Bill Davidsen
2005-05-09 18:00 ` Bill Davidsen
2005-05-09 19:58 ` Lennart Sorensen
2005-05-10 16:49 ` Bill Davidsen
[not found] <3UZS7-5ue-17@gated-at.bofh.it>
[not found] ` <41ouh-4QE-1@gated-at.bofh.it>
[not found] ` <41oXl-5hl-7@gated-at.bofh.it>
[not found] ` <41sxX-8cN-11@gated-at.bofh.it>
[not found] ` <41BL4-7l7-15@gated-at.bofh.it>
2005-05-07 23:33 ` Bodo Eggert <harvested.in.lkml@posting.7eggert.dyndns.org>
2005-05-08 13:24 ` Andi Kleen
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