From owner-freebsd-smp@FreeBSD.ORG Sat May 5 11:48:34 2007 Return-Path: X-Original-To: freebsd-smp@freebsd.org Delivered-To: freebsd-smp@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 36F6816A403 for ; Sat, 5 May 2007 11:48:34 +0000 (UTC) (envelope-from chrcoluk@gmail.com) Received: from ug-out-1314.google.com (ug-out-1314.google.com [66.249.92.168]) by mx1.freebsd.org (Postfix) with ESMTP id 877BC13C458 for ; Sat, 5 May 2007 11:48:33 +0000 (UTC) (envelope-from chrcoluk@gmail.com) Received: by ug-out-1314.google.com with SMTP id 71so673673ugh for ; Sat, 05 May 2007 04:48:29 -0700 (PDT) DKIM-Signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=Jjp5W3L/K67JAhmxS11SBaqriuwuHdd34yYXjFJQHt3BlRizePZrSnJYydzx2jDtpyg0wx3b1+fgOm5iIyOhVIF589F1zTvmfWJrCAKBOa+XgnZUN8nBj49SowGmnRRjPEttd9jeyg/R0ZgVhPs05QdBH9aY7+D3IIs1xyzbt9o= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=aT1LJsAv3EnfGeMKM2jQEYbtv6k1yGk3OxIniDcsOEwW758ZHeaOwM5rHgAu/TncoADVRQDRQntMGl106kjLquxbHfd5/vJwbrYCD10/nShvno6FTGvzp/QjDPxgCjX8Bk/ccg5YhSVK2IEY1T3kog4k89vwNIgXO/PKgrr/vaI= Received: by 10.67.117.18 with SMTP id u18mr3434150ugm.1178364192711; Sat, 05 May 2007 04:23:12 -0700 (PDT) Received: by 10.67.24.9 with HTTP; Sat, 5 May 2007 04:23:12 -0700 (PDT) Message-ID: <3aaaa3a0705050423x72b78952wfd530a492c9cea14@mail.gmail.com> Date: Sat, 5 May 2007 12:23:12 +0100 From: Chris To: "Kris Kennaway" In-Reply-To: <20070424035249.GA5598@xor.obsecurity.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <00b301c785b9$0bc9b180$b6db87d4@multiplay.co.uk> <20070423153334.GA530@xor.obsecurity.org> <20070423153808.831BF56B@fep3.cogeco.net> <20070423154745.GA872@xor.obsecurity.org> <20070423155500.413CB3A5@fep9.cogeco.net> <20070423155922.GA1156@xor.obsecurity.org> <20070424010422.9E9376A4@fep3.cogeco.net> <20070424021553.GA4224@xor.obsecurity.org> <20070424025031.F0841AE5@fep1.cogeco.net> <20070424035249.GA5598@xor.obsecurity.org> Cc: Paul , freebsd-smp@freebsd.org Subject: Re: System Cpu Between 50-70% and need to find out why X-BeenThere: freebsd-smp@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: FreeBSD SMP implementation group List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 05 May 2007 11:48:34 -0000 On 24/04/07, Kris Kennaway wrote: > On Mon, Apr 23, 2007 at 10:50:47PM -0400, Paul wrote: > > > > >It was almost certainly what I said above. Too bad you weren't able > > >to follow through with it. > > > > > >Kris > > > > Hi Kris, > > > > I was running the make depend for over 1 hour and it showed no end in > > sight. I figured to run that to the finish and the full make it might > > have taken all day so I really had no choice :) > > Odd, I suspect you were doing more than just building a kernel, which > only takes a few minutes to build completely (even on a quota-enabled > machine ;) > > > I will test this and see if it fixes the problem and confirm if this > > is the culprit (or not). > > > > I am surprised to hear this is all a function of the Quota problem > > you mention. I suppose nobody is using this anymore or is there a > > better system being used? > > It's just a left-over from the post-4.x SMP rewrite that didn't get > addressed until recently. In the grand scheme of things quotas are > relatively infrequently used, so it was a higher priority for the > developers to work on other things first. As I mentioned, fixing this > performance problem with quotas has now been completed in 7.0 and it > will probably make it back into 6.x before 6.3. > > Kris > > Hi Kris please address this ASAP in 6.x, QUOTA is used quite often in server environments probably more so then you believe. Considering 6.x is pushed as a stable version of FreeBSD and 4.x was killed off its dissapointing QUOTA was knowingly broken and left unpatched. Chris