Date: Thu, 28 Aug 2003 09:55:04 -0700
From: Mike Fedyk <mfedyk@matchmail.com>
To: William Lee Irwin III <wli@holomorphy.com>
Cc: Peter Chubb <peter@chubb.wattle.id.au>, Andrew Morton <akpm@osdl.org>,
       Peter Chubb <peterc@gelato.unsw.edu.au>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 2.6.0-test4 -- add context switch counters
Message-ID: <20030828165504.GA21352@matchmail.com>
Mail-Followup-To: William Lee Irwin III <wli@holomorphy.com>,
	Peter Chubb <peter@chubb.wattle.id.au>,
	Andrew Morton <akpm@osdl.org>,
	Peter Chubb <peterc@gelato.unsw.edu.au>,
	linux-kernel@vger.kernel.org
References: <16204.24623.273818.861350@wombat.chubb.wattle.id.au> <20030827075143.GX4306@holomorphy.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20030827075143.GX4306@holomorphy.com>
User-Agent: Mutt/1.5.4i
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 904
Lines: 18

On Wed, Aug 27, 2003 at 12:51:43AM -0700, William Lee Irwin III wrote:
> On Wed, Aug 27, 2003 at 05:39:27PM +1000, Peter Chubb wrote:
> > It's unclear what `swaps' are in Linux.  Traditionally, this rusage
> > field was the number of complete swapouts --- I'm not sure what the
> > equivalent is when processes are not swapped out holus-bolus, but are
> > paged gradually.
> 
> We don't have load control yet; the counters should probably be removed
> until we do.

Why not just count the number of pages swapped in/out per process?  I'm sure
that would be helpful for VM tools polling for stats from userspace...  And
even in the development of load control.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/