From owner-freebsd-chat Wed Feb 9 11: 0:12 2000 Delivered-To: freebsd-chat@freebsd.org Received: from mail2.thuntek.net (mail2.thuntek.net [206.206.98.15]) by builder.freebsd.org (Postfix) with ESMTP id A1E7E4188; Wed, 9 Feb 2000 10:59:56 -0800 (PST) Received: from thuntek.net (abq-040.thuntek.net [207.66.52.40]) by mail2.thuntek.net (8.9.3/8.9.3) with ESMTP id LAA79512; Wed, 9 Feb 2000 11:59:20 -0700 (MST) (envelope-from dwilde1@thuntek.net) Message-ID: <38A1B915.BC618506@thuntek.net> Date: Wed, 09 Feb 2000 11:59:33 -0700 From: Don Wilde Reply-To: dwilde1@thuntek.net Organization: Silver Lynx X-Mailer: Mozilla 4.7 [en] (X11; I; FreeBSD 3.4-RELEASE i386) X-Accept-Language: en MIME-Version: 1.0 To: Sean Michael Whipkey Cc: freebsd-advocacy@FreeBSD.ORG, freebsd-chat@FreeBSD.ORG Subject: Re: Eclipse References: <20000209095430.A410@argon.blackdawn.com> <38A182B9.73171582@cstone.net> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-chat@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Sean Michael Whipkey wrote: > > Will Andrews wrote: > > > > On Wed, Feb 09, 2000 at 08:54:40AM -0500, Pat Lynch wrote: > > > anyone see this? > > > > > > http://www.bell-labs.com/project/eclipse/release/ > > > > !@#$%$^!@ > > > > Somebody branched off us?? :-) > > > > Cool, I'm gonna have to have a look at their work. > > They were at FreeBSDCon with a booth. I knew I recognized that name > from somewhere...:-) > They also had a good presentation on it, with a very knowledgable lady developer doing the talking. However, when I asked her about Eclipse's performance with larger task sets than just 2 or 3, she said they hadn't tested any finer granularity of prosesses. It was pretty clear from her answer that the overhead goes up rapidly as the process count you are trying to guarantee service to does. I would think this would be a bucket of cold water to anybody envisioning a real QoS system that's useful on real-world systems. Of course, thank you Gordon Moore... ;-) -- Donald Wilde "Linking Minds and Micros" ================= S i l v e r L y n x =================== PMB 117, 1380 Rio Rancho Blvd SE v: 505-771-0709 f: 771-1356 Rio Rancho, New Mexico 87124 web: http://www.Silver-Lynx.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-chat" in the body of the message