From owner-freebsd-current@FreeBSD.ORG Fri Mar 19 02:10:56 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 33ED516A4CE for ; Fri, 19 Mar 2004 02:10:56 -0800 (PST) Received: from cmsrelay01.mx.net (cmsrelay01.mx.net [165.212.11.110]) by mx1.FreeBSD.org (Postfix) with SMTP id E7FF243D46 for ; Fri, 19 Mar 2004 02:10:55 -0800 (PST) (envelope-from noackjr@alumni.rice.edu) Received: from uadvg129.cms.usa.net (165.212.11.129) by cmsoutbound.mx.net with SMTP; 19 Mar 2004 10:10:55 -0000 Received: from optimator.noacks.org [65.69.1.167] by uadvg129.cms.usa.net (ASMTP/noackjr@usa.net) via mtad (C8.MAIN.3.13N) with ESMTP id 203icskkz0286M29; Fri, 19 Mar 2004 10:10:51 GMT X-USANET-Auth: 65.69.1.167 AUTH noackjr@usa.net optimator.noacks.org Received: from localhost (localhost [127.0.0.1]) by optimator.noacks.org (Postfix) with ESMTP id 0AEB06171; Fri, 19 Mar 2004 04:10:51 -0600 (CST) Received: from optimator.noacks.org ([127.0.0.1]) by localhost (optimator.noacks.org [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 23975-01; Fri, 19 Mar 2004 04:10:49 -0600 (CST) Received: from alumni.rice.edu (compgeek [192.168.1.10]) by optimator.noacks.org (Postfix) with ESMTP id A238E6172; Fri, 19 Mar 2004 04:10:49 -0600 (CST) Message-ID: <405AC728.5080709@alumni.rice.edu> Date: Fri, 19 Mar 2004 04:10:48 -0600 From: Jon Noack User-Agent: Mozilla Thunderbird 0.5+ (Windows/20040312) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Sven Willenberger References: <1079446098.23554.49.camel@lanshark.dmv.com> <20040316152013.GA82071@walton.maths.tcd.ie> <1079452815.23554.69.camel@lanshark.dmv.com> <1079468317.23554.98.camel@lanshark.dmv.com> <20040316233119.GA97616@lanczos.maths.tcd.ie> <1079481174.23552.136.camel@lanshark.dmv.com> In-Reply-To: <1079481174.23552.136.camel@lanshark.dmv.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: by amavisd-new at noacks.org cc: David Malone cc: freebsd-current@freebsd.org Subject: Re: kmem_map too small, revisited X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: noackjr@alumni.rice.edu List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 19 Mar 2004 10:10:56 -0000 On 3/16/2004 5:52 PM, Sven Willenberger wrote: > On Tue, 2004-03-16 at 18:31, David Malone wrote: >>On Tue, Mar 16, 2004 at 03:18:37PM -0500, Sven Willenberger wrote: >>>What exactly is "cred" and how would I go about finding out a) if that >>>first set of numbers is completely out of line and b) what is causing it >>>to go so high if it is in fact out of whack. >> >>cred is for the credentials of an object (who created it, so the >>kernel knows what it is permitted to do). A leak of cred objects >>related to tcp connections was fixed on the 19th of Feb in -current >>and was merged before the release of 5.2. Is the code you are >>running recent enough to have this fix? > > I assume you mean 5.2.1? If so, then this bodes quite well actually. > From the previous reply in which the cred reading was extremely high it > looks like the build date was just prior to the commit: > > FreeBSD host.dmv.com 5.2.1-RC2 FreeBSD 5.2.1-RC2 #0: Thu Feb 19 11:19:04 EST 2004 > > I will update the other machines in this cluster immediately to > 5.2.1-Release (cvsup'ing with a release tag of RELENG_5_2 should > suffice, yes?) if they are not already. Since these machines are heavy > in tcp connections and run under various users (defang, mailnull, etc) > your explanation makes absolute sense in light of the repaired leak. I > hope this does the trick :-) RELENG_5_2 is the correct tag. The fix was included in 5.2.1-RELEASE. The original fix on Feb 19: http://lists.freebsd.org/pipermail/cvs-src/2004-February/018888.html The MFC to RELENG_5_2 on Feb 23: http://lists.freebsd.org/pipermail/cvs-src/2004-February/019147.html Jon