From owner-freebsd-smp Fri Aug 13 5: 7:20 1999 Delivered-To: freebsd-smp@freebsd.org Received: from overcee.netplex.com.au (overcee.netplex.com.au [202.12.86.7]) by hub.freebsd.org (Postfix) with ESMTP id EFEFB14D42 for ; Fri, 13 Aug 1999 05:07:11 -0700 (PDT) (envelope-from peter@netplex.com.au) Received: from netplex.com.au (localhost [127.0.0.1]) by overcee.netplex.com.au (Postfix) with ESMTP id 3E5A51C1E; Fri, 13 Aug 1999 20:06:20 +0800 (WST) (envelope-from peter@netplex.com.au) X-Mailer: exmh version 2.0.2 2/24/98 Cc: Alan Cox , "Josep Maria M. Blanquer" , freebsd-smp@freebsd.org Subject: Re: Questions In-reply-to: Your message of "Fri, 13 Aug 1999 18:55:16 +0800." <19990813105516.B09681C1E@overcee.netplex.com.au> Date: Fri, 13 Aug 1999 20:06:20 +0800 From: Peter Wemm Message-Id: <19990813120620.3E5A51C1E@overcee.netplex.com.au> Sender: owner-freebsd-smp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Peter Wemm wrote: > Alan Cox wrote: > > On Wed, Aug 11, 1999 at 08:01:14AM -0700, Josep Maria M. Blanquer wrote: > > > ... > > > > > > 2- The other question is the use of lastcpu field on proc structure: > > > I've seen that the field is being updated on cpu_switch() but > > > I couldn't find any place where the field is being used. Is this > > > a pending work? I mean there is or has been any work on SMP > > > specific scheduling? I mean, process balancing, local/global queues > > > and so on? > > > > > > > Try asking John Dyson (dyson@iquest.net). I think he has > > experimented with some limited forms of affinity scheduling. > > I've done this BTW and have it currently running. [..] This is what John > did, but I rewrote setrunqueue, remrq in C and moved the process selection > out of i386/swtch.s and into C. [..] I forgot to mention.. Mike Smith is the culprit who gave me the idea. It's all his fault. :-) Cheers, -Peter -- Peter Wemm - peter@FreeBSD.org; peter@yahoo-inc.com; peter@netplex.com.au To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message