From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <ac131313@redhat.com>
Mailing-List: contact gdb-help@sources.redhat.com; run by ezmlm
Received: (qmail 1555 invoked from network); 10 Jan 2003 23:16:06 -0000
Received: from unknown (HELO localhost.redhat.com) (216.138.202.10)
  by 209.249.29.67 with SMTP; 10 Jan 2003 23:16:06 -0000
Received: from redhat.com (localhost [127.0.0.1])
	by localhost.redhat.com (Postfix) with ESMTP
	id 57D4C3ED8; Fri, 10 Jan 2003 18:15:55 -0500 (EST)
Message-ID: <3E1F542B.9060700@redhat.com>
Date: Fri, 10 Jan 2003 23:16:00 -0000
From: Andrew Cagney <ac131313@redhat.com>
User-Agent: Mozilla/5.0 (X11; U; NetBSD macppc; en-US; rv:1.0.1) Gecko/20021211
X-Accept-Language: en-us, en
MIME-Version: 1.0
To: Daniel Jacobowitz <drow@mvista.com>
Cc: gdb@sources.redhat.com
Subject: Re: Known problems with dcache?
References: <3E1F46CB.9060104@redhat.com> <20030110222551.GA10139@nevyn.them.org> <3E1F4ACC.7080504@redhat.com> <20030110223834.GA10769@nevyn.them.org> <3E1F4F74.5020704@redhat.com> <20030110230435.GA32277@nevyn.them.org>
Content-Type: text/plain; charset=us-ascii; format=flowed
Content-Transfer-Encoding: 7bit
X-SW-Source: 2003-01/txt/msg00184.txt.bz2


>> Was it on an i386?  If it was, the other other cache would easily skew 
>> any results.
> 
> 
> Other other cache?  Codestream doesn't affect this so I don't know what
> you mean.

It definitly affects things.  Both codestream and dcache are chewing cpu 
cycles trying to cache instruction reads.  A valid comparison would at 
least involve no dcache/codestream.

Andrew