From owner-freebsd-hackers Tue Aug 29 10:38:29 2000 Delivered-To: freebsd-hackers@freebsd.org Received: from fledge.watson.org (fledge.watson.org [204.156.12.50]) by hub.freebsd.org (Postfix) with ESMTP id EC07B37B43C for ; Tue, 29 Aug 2000 10:38:25 -0700 (PDT) Received: from fledge.watson.org (robert@fledge.pr.watson.org [192.0.2.3]) by fledge.watson.org (8.9.3/8.9.3) with SMTP id NAA00167; Tue, 29 Aug 2000 13:38:23 -0400 (EDT) (envelope-from robert@fledge.watson.org) Date: Tue, 29 Aug 2000 13:38:23 -0400 (EDT) From: Robert Watson X-Sender: robert@fledge.watson.org To: Jeff Rhyason Cc: freebsd-hackers@freebsd.org Subject: Re: Collecting waiting statistics (simulation question) In-Reply-To: <20000829102607.B47494@rhyason.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Feel free to post URLs for both the implementation and resulting paper, as I think they'd be of interest to the community as a whole, allowing us to better understand the impact of real-world behavior on the implementation, as well as providing a foundation for future profiling and modifications. Sounds like cool work, I'd definitely be interested in reading about it. Robert N M Watson robert@fledge.watson.org http://www.watson.org/~robert/ PGP key fingerprint: AF B5 5F FF A6 4A 79 37 ED 5F 55 E9 58 04 6A B1 TIS Labs at Network Associates, Safeport Network Services On Tue, 29 Aug 2000, Jeff Rhyason wrote: > Omigod, > > Sorry to have resent this ;) I had some very strange things going > on with my mail queue, and my clock was thinking it's 2019...! > > I did implement it with sysctl's and a circular buffer and had > fantastic results. I was able to collect average service times and > arrival times of memory allocation requests on a per-zone basis, though in > my report I only did NAMEI which was pretty trivial since the usage > corresponds directly to the files a 'find /' was opening (thus avoiding any > sort of overlapping usage but weakening the usefulness of my simulation!). > > Thanks again to Alfred, Chuck Robey, Peter Jeremy, and Robert Watson for their > help! > > -Jeff > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hackers" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message