From: Andrew Morton <akpm@linux-foundation.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Anton Blanchard <anton@samba.org>,
Soeren Sandmann <sandmann@daimi.au.dk>,
John Levon <levon@movementarian.org>,
Arjan van de Ven <arjan@infradead.org>,
linux-kernel@vger.kernel.org, tglx@tglx.de, hpa@zytor.com
Subject: Re: [PATCH] x86: add the debugfs interface for the sysprof tool
Date: Tue, 26 Feb 2008 09:29:26 -0800 [thread overview]
Message-ID: <20080226092926.3a72f73b.akpm@linux-foundation.org> (raw)
In-Reply-To: <20080226090223.GG9857@elte.hu>
On Tue, 26 Feb 2008 10:02:23 +0100 Ingo Molnar <mingo@elte.hu> wrote:
> > Anton - who has used oprofile to analyse and tune databases, JVMs,
> > compilers and operating systems. Maybe I've been missing out on
> > the killer app for all this time!!!
>
> it's OK if you use it full time and if you are amongst the 0.001% of the
> developer population we call "the best kernel hackers on the planet" ;-)
>
> It sucks badly if you use it occasionally and have to re-learn its
> non-trivial usage and its quirks every time. As it happens, most
> userspace developers are in this second category.
Nobody has in any way demonstrated that this is due to the design or
implementation of oprofile's kernel component.
next prev parent reply other threads:[~2008-02-26 17:32 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-19 20:37 [PATCH] x86: add the debugfs interface for the sysprof tool Arjan van de Ven
2008-02-20 9:10 ` Ingo Molnar
2008-02-26 4:13 ` Anton Blanchard
2008-02-26 8:57 ` Ingo Molnar
2008-02-20 18:16 ` Peter Zijlstra
2008-02-20 18:39 ` Arjan van de Ven
2008-02-20 18:53 ` Peter Zijlstra
2008-02-20 18:58 ` Peter Zijlstra
2008-02-26 5:03 ` Anton Blanchard
2008-02-20 19:26 ` Arjan van de Ven
2008-02-20 20:58 ` Peter Zijlstra
2008-02-20 21:07 ` Arjan van de Ven
2008-02-20 21:44 ` Peter Zijlstra
2008-02-20 22:36 ` Arjan van de Ven
2008-02-23 8:11 ` Andrew Morton
2008-02-23 11:37 ` Ingo Molnar
2008-02-23 13:53 ` John Levon
2008-02-23 15:50 ` Ingo Molnar
2008-02-23 20:15 ` Soeren Sandmann
2008-02-23 20:42 ` Andrew Morton
2008-02-26 5:13 ` Anton Blanchard
2008-02-26 9:02 ` Ingo Molnar
2008-02-26 17:29 ` Andrew Morton [this message]
2008-02-27 14:05 ` Anton Blanchard
2008-02-24 13:10 ` Theodore Tso
2008-02-24 13:44 ` Ingo Molnar
2008-02-24 14:33 ` Ingo Molnar
2008-02-24 16:32 ` John Levon
2008-02-24 18:19 ` Theodore Tso
2008-02-23 18:40 ` Andrew Morton
2008-02-23 11:51 ` Pekka Enberg
2008-02-23 12:22 ` Ingo Molnar
2008-02-23 12:29 ` Pekka Enberg
2008-02-23 18:46 ` Andrew Morton
2008-02-24 2:49 ` Pekka Enberg
2008-02-24 3:12 ` Nicholas Miell
2008-02-26 6:27 ` Pekka Enberg
2008-02-26 6:48 ` Pekka Enberg
2008-02-26 8:55 ` Ingo Molnar
2008-02-23 14:54 ` Pekka Enberg
2008-02-23 19:01 ` Andrew Morton
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