From owner-freebsd-questions@FreeBSD.ORG Wed May 27 21:08:37 2009 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3AE4B106564A for ; Wed, 27 May 2009 21:08:37 +0000 (UTC) (envelope-from vogelke@hcst.com) Received: from beta.hcst.com (beta.hcst.com [192.52.183.241]) by mx1.freebsd.org (Postfix) with ESMTP id F0F048FC13 for ; Wed, 27 May 2009 21:08:36 +0000 (UTC) (envelope-from vogelke@hcst.com) Received: from beta.hcst.com (localhost [127.0.0.1]) by beta.hcst.com (8.13.8/8.13.8/Debian-3) with ESMTP id n4RL8ZUB030096 for ; Wed, 27 May 2009 17:08:35 -0400 Received: (from vogelke@localhost) by beta.hcst.com (8.13.8/8.13.8/Submit) id n4RL8ZVZ030095; Wed, 27 May 2009 17:08:35 -0400 Received: by kev.msw.wpafb.af.mil (Postfix, from userid 32768) id 11DBEBEC7; Wed, 27 May 2009 16:53:52 -0400 (EDT) To: freebsd-questions@freebsd.org In-reply-to: <4A1CB002.9070904@ibctech.ca> (message from Steve Bertrand on Tue, 26 May 2009 23:14:10 -0400) Organization: Oasis Systems Inc. X-Disclaimer: I don't speak for the USAF or Oasis. X-GPG-ID: 1024D/711752A0 2006-06-27 Karl Vogel X-GPG-Fingerprint: 56EB 6DBF 4224 C953 F417 CC99 4C7C 7D46 7117 52A0 Message-Id: <20090527205353.11DBEBEC7@kev.msw.wpafb.af.mil> Date: Wed, 27 May 2009 16:53:52 -0400 (EDT) From: vogelke+unix@pobox.com (Karl Vogel) Subject: Re: Another uptime story X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: vogelke+unix@pobox.com List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 27 May 2009 21:08:37 -0000 >> On Tue, 26 May 2009 23:14:10 -0400, >> Steve Bertrand said: S> Just a little bit of sadness of having to 'down' it, given this uptime in S> my relatively hostile environment. *sigh* I'll match your sigh and add some curse-words. One of our fileservers: date: Mon May 18 09:03:09 EDT 2009 uname: FreeBSD 4.9-RELEASE #0 uptime: 9:03AM up 732 days, 11:36, 0 users Here's part of the output from "vmstat -s". I like the name lookups: 1644362297 cpu context switches 1093285479 device interrupts 1789304683 software interrupts 3124531993 traps 3752497578 system calls 2443779332 pages examined by the page daemon 1221349376 copy-on-write faults 3820203746 zero fill pages zeroed 1406714307 zero fill pages prezeroed 1893555896 total VM faults taken 3652052770 pages affected by fork() 2853118974 pages freed by exiting processes -92074736 total name lookups cache hits (449% pos + -1238% neg) system -1854% per-directory deletions -18%, falsehits 0%, toolong 0% Then our halfwit UPS decided to have a hissyfit and knock down this system plus four others. Fortunately, our backup server stayed up: date: Wed May 27 16:45:10 EDT 2009 uname: FreeBSD 6.1-RELEASE #0 uptime: 4:44PM up 595 days, 3:09, 1 user -- Karl Vogel I don't speak for the USAF or my company Si hoc legere scis nimium eruditionis habes (Translation: If you can read this, you're overeducated)