From owner-freebsd-current@FreeBSD.ORG Wed Jul 29 18:15:38 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8ED7B1065678 for ; Wed, 29 Jul 2009 18:15:38 +0000 (UTC) (envelope-from julian@elischer.org) Received: from outT.internet-mail-service.net (outt.internet-mail-service.net [216.240.47.243]) by mx1.freebsd.org (Postfix) with ESMTP id 758E28FC1F for ; Wed, 29 Jul 2009 18:15:38 +0000 (UTC) (envelope-from julian@elischer.org) Received: from idiom.com (mx0.idiom.com [216.240.32.160]) by out.internet-mail-service.net (Postfix) with ESMTP id 3761AB9885; Wed, 29 Jul 2009 11:15:38 -0700 (PDT) X-Client-Authorized: MaGic Cook1e X-Client-Authorized: MaGic Cook1e X-Client-Authorized: MaGic Cook1e Received: from julian-mac.elischer.org (home.elischer.org [216.240.48.38]) by idiom.com (Postfix) with ESMTP id C47072D6022; Wed, 29 Jul 2009 11:15:37 -0700 (PDT) Message-ID: <4A7091CE.9000608@elischer.org> Date: Wed, 29 Jul 2009 11:15:42 -0700 From: Julian Elischer User-Agent: Thunderbird 2.0.0.22 (Macintosh/20090605) MIME-Version: 1.0 To: Anton Shterenlikht References: <20090729172431.GA69866@mech-cluster241.men.bris.ac.uk> In-Reply-To: <20090729172431.GA69866@mech-cluster241.men.bris.ac.uk> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-current@freebsd.org, freebsd-ia64@freebsd.org Subject: Re: virtually no free memory left on buildworld X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 29 Jul 2009 18:15:38 -0000 Anton Shterenlikht wrote: > I just installed new 4GB RAM in ia64 rx2600 box. > On make -j8 buildworld I see with "top -PISu": > > > last pid: 69791; load averages: 8.42, 8.44, 8.59 up 0+02:04:49 18:18:17 > 154 processes: 11 running, 125 sleeping, 18 waiting > CPU 0: 88.8% user, 0.0% nice, 11.0% system, 0.1% interrupt, 0.0% idle > CPU 1: 92.5% user, 0.0% nice, 7.4% system, 0.0% interrupt, 0.0% idle > Mem: 856M Active, 2414M Inact, 492M Wired, 136M Cache, 417M Buf, 17M Free > Swap: 2048M Total, 2048M Free > > PID UID THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND > 63039 0 1 102 0 455M 452M RUN 1 3:14 31.49% cc1 > 69612 0 1 101 0 71760K 69288K RUN 1 0:06 25.88% cc1 > 69449 0 1 101 0 103M 101M RUN 0 0:11 24.46% cc1 > 69437 0 1 101 0 115M 113M RUN 0 0:11 23.88% cc1 > 69626 0 1 100 0 66688K 64760K RUN 0 0:05 20.36% cc1 > 69774 0 1 96 0 23072K 21336K RUN 0 0:00 4.69% cc1 > 69775 0 1 70 0 4296K 2984K piperd 0 0:00 0.20% as > 69772 0 1 76 0 6280K 2896K wait 1 0:00 0.10% sh > 69773 0 1 76 0 2248K 968K wait 1 0:00 0.10% cc > 69784 0 1 96 0 19104K 16872K CPU1 1 0:00 0.00% cc1 > 69785 0 1 76 0 4296K 2968K piperd 1 0:00 0.00% as > > > Is it normal that there is virtually no free memory left, while there > are 2GB of inactive memory? inactive memory IS free memory. It just happens to contain information that, should you want it again, can be instantly made valid again. > > many thanks >