From: John Levon <levon@movementarian.org>
To: Jesse Barnes <jbarnes@sgi.com>
Cc: Andrew Morton <akpm@osdl.org>,
oprofile-list@lists.sourceforge.net,
linux-kernel@vger.kernel.org, anton@samba.org,
phil.el@wanadoo.fr
Subject: Re: [PATCH] improve OProfile on many-way systems
Date: Sun, 22 Aug 2004 00:14:38 +0100 [thread overview]
Message-ID: <20040821231437.GB20175@compsoc.man.ac.uk> (raw)
In-Reply-To: <200408211806.32566.jbarnes@sgi.com>
On Sat, Aug 21, 2004 at 06:06:31PM -0400, Jesse Barnes wrote:
> I'll give it a go on Monday, when I have some more time reserved on the 512p
> system. Last time I tried enabling oprofile, the system wouldn't boot or at
> least got so slow that I didn't want to wait for it (i.e. init started, but
> the system pretty much hung part way through the init scripts).
That must be profile_rwsem in kernel/profile.c since the rest of the
code won't be doing anything. I imagine it needs RCUing.
> If it boots, I'll try collecting some info. John, will the oprofile tools in
> RHEL3 work with 2.6.8.1-mm3 + these patches?
No idea, I don't have time to track what Red Hat do or don't use. I
recommend oprofile CVS or the last release.
john
next prev parent reply other threads:[~2004-08-21 23:14 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-21 19:26 John Levon
2004-08-21 20:58 ` Andrew Morton
2004-08-21 22:06 ` Jesse Barnes
2004-08-21 23:14 ` John Levon [this message]
2004-08-22 4:34 ` Anton Blanchard
2004-08-24 0:07 ` John Levon
2004-08-21 23:22 ` John Levon
2004-08-21 23:36 ` Andrew Morton
2004-08-21 23:55 ` John Levon
2004-08-22 4:41 ` Andrew Morton
2004-08-22 22:42 ` John Levon
2004-08-22 3:50 ` Anton Blanchard
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