From: Andrew Morton <akpm@osdl.org>
To: Ron Peterson <rpeterso@MtHolyoke.edu>
Cc: davem@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: network / performance problems
Date: Tue, 24 Feb 2004 15:20:33 -0800 [thread overview]
Message-ID: <20040224152033.0821d537.akpm@osdl.org> (raw)
In-Reply-To: <Pine.OSF.4.21.0402241426120.320699-100000@mhc.mtholyoke.edu>
Ron Peterson <rpeterso@MtHolyoke.edu> wrote:
>
> I haven't done kernel profiling before. Did a little googling and this is
> what I think I know (2.4.x)
>
> In lilo.conf, do append="profile=2" (is 2 a good number?)
> reboot
> echo > /proc/profile
> readprofile -m System.map-2.4.24 (or whatever)
Do this:
- boot with `profile=1'
- make sure that /boot/System.map pertains to the currently-running kernel
sudo readprofile -r
sudo readprofile -M10
sleep 60
sudo readprofile -n -v -m /boot/System.map | sort -n +2 > prof.out
next prev parent reply other threads:[~2004-02-24 23:18 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-21 2:44 Ron Peterson
2004-02-21 3:08 ` Andrew Morton
2004-02-21 14:36 ` Ron Peterson
2004-02-22 17:32 ` Ron Peterson
2004-02-22 21:25 ` Ron Peterson
2004-02-23 16:32 ` Ron Peterson
2004-02-23 22:17 ` Ron Peterson
2004-02-23 22:54 ` Ron Peterson
2004-02-24 4:28 ` Ron Peterson
2004-02-24 14:26 ` Ron Peterson
2004-02-24 18:22 ` David S. Miller
2004-02-24 18:42 ` Ron Peterson
2004-02-24 18:47 ` David S. Miller
2004-02-24 19:35 ` Ron Peterson
2004-02-24 23:20 ` Andrew Morton [this message]
2004-02-25 19:16 ` Ron Peterson
2004-03-04 19:24 ` Ron Peterson
2004-03-04 19:29 ` David S. Miller
2004-03-04 19:39 ` Ron Peterson
2004-03-06 14:55 ` Ron Peterson
2004-03-06 15:00 ` Ron Peterson
2004-03-09 7:34 ` David S. Miller
2004-03-09 15:01 ` Ron Peterson
2004-03-09 21:11 ` Ron Peterson
2004-04-12 15:03 ` Ron Peterson
2004-04-14 4:54 ` Ron Peterson
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