From owner-freebsd-fs@FreeBSD.ORG Sun Jun 21 17:33:34 2009 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 69B94106570D for ; Sun, 21 Jun 2009 17:33:34 +0000 (UTC) (envelope-from numisemis@yahoo.com) Received: from web37308.mail.mud.yahoo.com (web37308.mail.mud.yahoo.com [209.191.90.251]) by mx1.freebsd.org (Postfix) with SMTP id 0CE398FC1C for ; Sun, 21 Jun 2009 17:33:33 +0000 (UTC) (envelope-from numisemis@yahoo.com) Received: (qmail 23287 invoked by uid 60001); 21 Jun 2009 17:33:33 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s1024; t=1245605613; bh=4kFoac7B3x5eusNu9+/+g6SPvJ/xhGDhhy4pAeqoxvM=; h=Message-ID:X-YMail-OSG:Received:X-Mailer:Date:From:Subject:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding; b=wno8/GFqYD9Oo5gu75I+MZwZxrJJZguUvlWsKgBLDQWR1quH6dlCKs7GrehXZut+jzIQmqgU7+Npxkp26rkFrv+/5NOBk8XKI35/DHhU/0Xc980KaFmqKL2CgABBZ92umIMmDEi+Y2TtzT24hR/hY2Sg+XJv5XNvcvrzO9AqQ/c= DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=Message-ID:X-YMail-OSG:Received:X-Mailer:Date:From:Subject:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding; b=ClM32QQwHZzYXZTORHpz13FnJ4NUmIvzvZoJQQiuwj+h/1J73nkcDnmx3MeWMqP+obG2iw9p3yEeZ/5+cDSq1hBSHvd5XhH6e+8P3tydyqK/IIbp2NXghQEQv0UVVsna9WnUELXnqp2b0H2+SQRLm8R5H3H55EB2F2nFuCzNvFY=; Message-ID: <570433.20373.qm@web37308.mail.mud.yahoo.com> X-YMail-OSG: rfHAlKUVM1lK6kmAvLNBz2eqvwybm9SAF8K3kLcuYgTYR1dSY5J_sTm6_PSMYRy1FYRxURBCRxNVnCY0y5kAhdK7qnMYXV5rjkvMEAzE4IzAqHHHDxh9_qBZd4JaWP6cWjLjEehjZCpuUD5G__PupIzaSR6EEzrR8E4kp3j990ImvMSULBAYjKFYccBfMyifYG1SnQvGGvljClnAiaRRGpNbQBoqqvLD1BoV9rTGgMsEeF4nqMpMqmhSzFiwaOkbvy5oLJdFniU4CIuADpO_XfKGf6kRWp0518ctaE3wnj3kqMpVTeIjQaCS6ga601Irlt.oz4ICwlr3oOJikFH_BfdCIRaPCYc4ZQNb_X_nYs4u_R56Lt7_kns2MLw- Received: from [87.248.121.54] by web37308.mail.mud.yahoo.com via HTTP; Sun, 21 Jun 2009 10:33:33 PDT X-Mailer: YahooMailWebService/0.7.289.15 Date: Sun, 21 Jun 2009 10:33:33 -0700 (PDT) From: =?utf-8?B?xaBpbXVuIE1pa2VjaW4=?= To: Andrew Snow MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Cc: "freebsd-fs@freebsd.org" Subject: Re: ufs2 / softupdates / ZFS / disk write cache X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 21 Jun 2009 17:33:35 -0000 21. lip. 2009., u 13:41, Andrew Snow napisao:=0A> Folk= s who need to maximize safety and can't afford the performance =0A> hit of= no write cache need to do what they always have had to do in =0A> the pas= t - buy a controller card with battery-backed cached.=0A=0AOr:=0AB) use SCS= I instead of ATA disks=0AC) use UFS+gjournal instead of UFS+SU=0AD) use ZFS= instead of UFS+SU=0A=0A=0A=0A=0A