From owner-freebsd-questions@FreeBSD.ORG Wed Feb 9 04:25:45 2005 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 92E6F16A4CE; Wed, 9 Feb 2005 04:25:45 +0000 (GMT) Received: from hub.org (hub.org [200.46.204.220]) by mx1.FreeBSD.org (Postfix) with ESMTP id 13F8A43D2D; Wed, 9 Feb 2005 04:25:45 +0000 (GMT) (envelope-from scrappy@hub.org) Received: from localhost (unknown [200.46.204.144]) by hub.org (Postfix) with ESMTP id 2DA4612B139; Wed, 9 Feb 2005 00:25:44 -0400 (AST) Received: from hub.org ([200.46.204.220]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 26210-07; Wed, 9 Feb 2005 04:25:44 +0000 (GMT) Received: from ganymede.hub.org (blk-224-186-245.eastlink.ca [24.224.186.245]) by hub.org (Postfix) with ESMTP id AC66D12B128; Wed, 9 Feb 2005 00:25:43 -0400 (AST) Received: by ganymede.hub.org (Postfix, from userid 1000) id 5FB5A37C0E; Wed, 9 Feb 2005 00:25:42 -0400 (AST) Received: from localhost (localhost [127.0.0.1]) by ganymede.hub.org (Postfix) with ESMTP id 5E37037985; Wed, 9 Feb 2005 00:25:42 -0400 (AST) Date: Wed, 9 Feb 2005 00:25:42 -0400 (AST) From: "Marc G. Fournier" To: Greg 'groggy' Lehey In-Reply-To: <20050209034624.GN28715@wantadilla.lemis.com> Message-ID: <20050209002232.B94338@ganymede.hub.org> References: <20050208231208.B94338@ganymede.hub.org> <20050209034624.GN28715@wantadilla.lemis.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Virus-Scanned: by amavisd-new at hub.org cc: freebsd-questions@freebsd.org Subject: Re: vinum in 4.x poor performer? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 09 Feb 2005 04:25:45 -0000 On Wed, 9 Feb 2005, Greg 'groggy' Lehey wrote: > On Tuesday, 8 February 2005 at 23:21:54 -0400, Marc G. Fournier wrote: >> >> I have a Dual-Xeon server with 4G of RAM, with its primary file system >> consisting of 4x73G SCSI drives running RAID5 using vinum ... the >> operating system is currently FreeBSD 4.10-STABLE #1: Fri Oct 22 15:06:55 >> ADT 2004 ... swap usage is 0% (6149) ... and it performs worse then any of >> my other servers, and I have less running on it then the other servers ... >> >> I also have HTT disabled on this server ... and softupdates enabled on the >> file system ... >> >> That said ... am I hitting limits of software raid or is there something I >> should be looking at as far as performance is concerned? Maybe something >> I have misconfigured? > > Based on what you've said, it's impossible to tell. Details would be > handy. Like? I'm not sure what would be useful for this one ... I just sent in my current drive config ... something else useful? systat -v output help: 4 users Load 4.64 5.58 5.77 Feb 9 00:24 Mem:KB REAL VIRTUAL VN PAGER SWAP PAGER Tot Share Tot Share Free in out in out Act 1904768 137288 3091620 381128 159276 count All 3850780 221996 1078752 605460 pages 7921 zfod Interrupts Proc:r p d s w Csw Trp Sys Int Sof Flt 242 cow 681 total 24 9282 949 8414***** 678 349 8198 566916 wire ahd0 irq16 2527420 act 67 ahd1 irq17 54.6%Sys 0.2%Intr 45.2%User 0.0%Nice 0.0%Idl 608208 inact 157 em0 irq18 | | | | | | | | | | 146620 cache 200 clk irq0 ===========================>>>>>>>>>>>>>>>>>>>>> 12656 free 257 rtc irq8 daefr Namei Name-cache Dir-cache 7363 prcfr Calls hits % hits % react 46106 46005 100 13 0 pdwake pdpgs Disks da0 da1 da2 da3 da4 pass0 pass1 intrn KB/t 5.32 9.50 12.52 16.00 9.00 0.00 0.00 204096 buf tps 23 2 4 3 1 0 0 1610 dirtybuf MB/s 0.12 0.01 0.05 0.04 0.01 0.00 0.00 512000 desiredvnodes % busy 3 1 1 1 0 0 0 397436 numvnodes 166179 freevnodes Drives da1 -> da4 are used on the vinum array da0 is just the system drive ... ---- Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) Email: scrappy@hub.org Yahoo!: yscrappy ICQ: 7615664