From owner-freebsd-questions@FreeBSD.ORG Sun Sep 2 22:12:36 2007 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 88D1F16A41A for ; Sun, 2 Sep 2007 22:12:36 +0000 (UTC) (envelope-from marufos@gmail.com) Received: from wa-out-1112.google.com (wa-out-1112.google.com [209.85.146.181]) by mx1.freebsd.org (Postfix) with ESMTP id 76DB113C48E for ; Sun, 2 Sep 2007 22:12:36 +0000 (UTC) (envelope-from marufos@gmail.com) Received: by wa-out-1112.google.com with SMTP id k17so1749617waf for ; Sun, 02 Sep 2007 15:12:31 -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:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=IpoVwoIHuFI6+8hb7lry3Z/xrlpv1he2hTALh37bDdpOEToTd7vABJLv8f6N1wCrdB+zQWS5j9xYD7wFyptAm8Kr9sA3uNFAN5F9URxgV1z3ikYgd5gjtyX5DSmItFrfNLpPR9Wz7wSVIi7jiw2fmU+Vcu9ma2VDjgPKzKdPt0k= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=DDB64JYpw2qxDwkL2RpmtHz5xNBN94yuObS9BbuQ9QJiQ57GgGrxr2QC7ZL5NfWlm7MMMfl/jId5OcGg6GPTgTS3eUEYM1hv91JbLwl62Ehx+6KuM/FzBDo5xFwqMQGB0fLB2ZemETn47dxBsOjVO+K6IxWDamGJHm/C4jGI+RM= Received: by 10.114.76.1 with SMTP id y1mr2578739waa.1188771151406; Sun, 02 Sep 2007 15:12:31 -0700 (PDT) Received: by 10.114.24.8 with HTTP; Sun, 2 Sep 2007 15:12:30 -0700 (PDT) Message-ID: <8d954c40709021512h69442db2r4718b2e3e22dc2fb@mail.gmail.com> Date: Sun, 2 Sep 2007 17:12:31 -0500 From: "Emanuel Marufo" To: freebsd-questions@freebsd.org In-Reply-To: <46D7AED5.2010609@u.washington.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20070831005536.GB25621@datapipe.com> <8d954c40708301813q361a3e5du7cf015de683d4dd2@mail.gmail.com> <8d954c40708301823p364f0c23i8f566ea033a217d@mail.gmail.com> <20070831074217.N9493@wojtek.tensor.gdynia.pl> <46D7AED5.2010609@u.washington.edu> Subject: Re: Tunning Freebsd for clustering X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 02 Sep 2007 22:12:36 -0000 Ok gays here is the configuration of mounts: Centos: /dev/VolGroup00/LogVol00 / ext3 defaults 1 1 LABEL=/boot /boot ext3 defaults 1 2 none /dev/pts devpts gid=5,mode=620 0 0 none /dev/shm tmpfs defaults 0 0 none /proc proc defaults 0 0 none /sys sysfs defaults 0 0 /dev/VolGroup00/LogVol01 swap swap defaults 0 0 192.168.0.254:/home/alumnos /home/alumnos nfs defaults 0 0 hdparm -tT /dev/sda /dev/sda: Timing cached reads: 12260 MB in 2.00 seconds = 6130.93 MB/sec Timing buffered disk reads: 174 MB in 3.00 seconds = 57.95 MB/sec FBSD 6.2: /dev/ad0s1b none swap sw 0 0 /dev/ad0s1a / ufs rw 1 1 /dev/ad0s1e /tmp ufs rw 2 2 /dev/ad0s1f /usr ufs rw 2 2 /dev/ad0s1d /var ufs rw 2 2 192.168.0.254:/home/profesores /home/profesores nfs rw 0 0 192.168.0.254:/home/alumnos /home/alumnos nfs rw 0 0 /dev/acd0 /cdrom cd9660 ro,noauto 0 0 diskinfo -t /dev/ad0 /dev/ad0 512 # sectorsize 164696555520 # mediasize in bytes (153G) 321672960 # mediasize in sectors 319120 # Cylinders according to firmware. 16 # Heads according to firmware. 63 # Sectors according to firmware. Seek times: Full stroke: 250 iter in 5.309058 sec = 21.236 msec Half stroke: 250 iter in 3.716832 sec = 14.867 msec Quarter stroke: 500 iter in 6.108698 sec = 12.217 msec Short forward: 400 iter in 3.142779 sec = 7.857 msec Short backward: 400 iter in 2.694669 sec = 6.737 msec Seq outer: 2048 iter in 0.180814 sec = 0.088 msec Seq inner: 2048 iter in 0.203852 sec = 0.100 msec Transfer rates: outside: 102400 kbytes in 1.707093 sec = 59985 kbytes/sec middle: 102400 kbytes in 1.873011 sec = 54671 kbytes/sec inside: 102400 kbytes in 3.016051 sec = 33952 kbytes/sec