From owner-freebsd-questions@FreeBSD.ORG Sat Jul 31 13:54:41 2010 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 85B2F106564A for ; Sat, 31 Jul 2010 13:54:41 +0000 (UTC) (envelope-from amvandemore@gmail.com) Received: from mail-yx0-f182.google.com (mail-yx0-f182.google.com [209.85.213.182]) by mx1.freebsd.org (Postfix) with ESMTP id 3F90A8FC1A for ; Sat, 31 Jul 2010 13:54:40 +0000 (UTC) Received: by yxe42 with SMTP id 42so1136282yxe.13 for ; Sat, 31 Jul 2010 06:54:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:cc:content-type; bh=dfuE0wHZuph8opPb+6XDy6Z4yeIztwcS981vsdpf/xA=; b=am/qczK7BRrSCkiBBTs7Iq/Q1LUnpIx0q1zEns6+5medrijNmfTVB+FLCz/21P71jE eFHh2jGeueiBLLaNSu4Z1PFT1TD8qKEac18MWZhmDMEZVlFUMBm4AaFYBUqSJINZ0wZT JJotoZo0QusId7CG+JcVEYATmFWY7Quta/jqk= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=Ate2z9UWB6jigUq8dcilMylweh8phFlu+km042MupQbYQs1MWvIItXvc3uOn93RsQC qUoShuRdmXoHmMZprTgB7kmudA2SetoBAJeuw9fLjKJ5o6w/o+MC2uSd2t4oBkvRZQMt 5zmzk70CL0eur6sdvwL1uOZzhBxJrsBMxXl/E= MIME-Version: 1.0 Received: by 10.150.7.18 with SMTP id 18mr4650806ybg.250.1280584480283; Sat, 31 Jul 2010 06:54:40 -0700 (PDT) Received: by 10.151.107.12 with HTTP; Sat, 31 Jul 2010 06:54:40 -0700 (PDT) In-Reply-To: <4c53ef2f.bblzdu2k2iMBdNzW%perryh@pluto.rain.com> References: <4c53ef2f.bblzdu2k2iMBdNzW%perryh@pluto.rain.com> Date: Sat, 31 Jul 2010 08:54:40 -0500 Message-ID: From: Adam Vande More To: perryh@pluto.rain.com Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-questions@freebsd.org Subject: Re: Installing a system to use both gjournal and gmirror 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: Sat, 31 Jul 2010 13:54:41 -0000 On Sat, Jul 31, 2010 at 4:38 AM, wrote: > I've read the Handbook sections on gmirror and gjournal, and the > gjournal-desktop article, and I'm still unclear on how to go about > setting up a configuration that uses both. > > * Since I haven't started the installation -- thus the partitions > haven't even been created yet -- it seems as if it "should" be > possible to put the journals in the same partitions with the data. > > * Since I can't mirror or journal a FAT32 slice AFAIK, You can do both to it, it just won't be able to handle the journal. Mirroring is just fine. GEOM stuff works at the block level making it filesystem independant. > and there > seems little point in mirroring swap or /tmp, I think I want to > end up with something along the lines of (on identical drives ad0 > and ad2): > While you are correct there isn't much point in mirroring swap and tmp, there also isn't much point in trying to save the space either. It's not very much relatively and if you use it for something else you impact the performance of your disks. http://www.freebsd.org/doc/en_US.ISO8859-1/articles/gjournal-desktop/ -- Adam Vande More