Message-Id: <200309082251.h88MpRX30963@mail.osdl.org>
To: scott_list@mischko.com
cc: linux-kernel@vger.kernel.org
Subject: Re: Plans for better performance metrics in upcoming kernels? 
In-Reply-To: Message from Craig Thomas <craiger@osdl.org> 
   of "08 Sep 2003 15:27:14 PDT." <1063060034.16303.23.camel@bullpen.pdx.osdl.net> 
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Date: Mon, 08 Sep 2003 15:51:27 -0700
From: Cliff White <cliffw@osdl.org>
Sender: linux-kernel-owner@vger.kernel.org
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> We have a project to maintain and improve systat here at OSDL.  We're 
> looking for others to help in this area, if your're interested. 
> 
> On Mon, 2003-09-08 at 07:54, Scott Chapman wrote:
> > Hi all,
> > 
> > I received one reply to this email.  I take it there is nobody really heading 
> > up the implementation of improved/missing performance metrics in the kernel?
> > 
> > Is this on anyone's radar?
> > 
> > What is Linus' take on more/better metrics?  
> > Is he likely to roll them in if they are implemented?
> > 
> > Is there any plan to implement any existing patches? 
> > 
> > If I can get developer time applied to this project, I don't want to re-invent 
> > the existing pieces.  Who do I coordinate with?

OSDL can also provide you hardware resources, if you want to do a project.
We may be able to help some with the coordination, if bandwidth allows.
OSDL is definately interested in improving performance metrics.
cliffw

> > 
> > Cordially,
> > Scott
> > 
> > On Friday 05 September 2003 16:41, Scott Chapman wrote:
> > > Hi,
> > > I'm wondering what the plans are for more accurate and more useful
> > > performance metrics in upcoming kernels.
> > >
> > > CPU Utilization by process is apparently a known-inaccuracy.
> > >
> > > There are no disk I/O metrics per process.
> > >
> > > CPU Queue Length doesn't appear to be available?
> > >
> > > Etc.
> > >
> > > Linux clearly falls behind the competition in this area. It makes it rather
> > > tough to do system performance analysis on a Linux box!  :-)
> > >
> > > Is there a plan to deal with these issues?  ETA's?
> > >
> > > Cordially,
> > > Scott
> > 
> > -
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> -- 
> Craig Thomas
> craiger@osdl.org
> 
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