From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx3.redhat.com (mx3.redhat.com [172.16.48.32]) by int-mx1.corp.redhat.com (8.11.6/8.11.6) with ESMTP id j27KVIn03602 for ; Mon, 7 Mar 2005 15:31:18 -0500 Received: from marketview.co.nz (210-54-92-188.ipnets.xtra.co.nz [210.54.92.188]) by mx3.redhat.com (8.12.11/8.12.11) with ESMTP id j27KVCMW007201 for ; Mon, 7 Mar 2005 15:31:13 -0500 Message-ID: <422CBA04.3000002@vilain.net> Date: Tue, 08 Mar 2005 09:31:00 +1300 From: Sam Vilain MIME-Version: 1.0 Subject: Re: [linux-lvm] hardware raid5 and lvm "recipe" References: In-Reply-To: Content-Transfer-Encoding: 8bit Reply-To: LVM general discussion and development List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , List-Id: Content-Type: text/plain; charset="utf-8"; format="flowed" To: LVM general discussion and development Amir Mistric wrote: > We are contemplating to start using RHEL v4 in our enterprise. > Most of our servers have a hardware RAID. > The server we are using for a RHEL 4 trial install has 4x36GB SCSI > drives configured using RAID 5. > Of course, we also want to use LVM. > Can someone please suggest what would be the best �layout�/�recipe� > considering the configuration I described? > Using �automatically� partitioning during install RHEL suggests: > /boot and swap outside LVM and the rest of space in LVM mounted under / > file system. > Is this sufficient layout for maximum flexibility? Should I create other > logical volumes and file systems? Seems like a good enough policy. An alternative is to have a larger root, so that you can do LVM diagnostics without using a boot CD. But using a standard vendor configuration means that you're going to surprise fewer admins that come along. > Any tips are appreciated Here's a tip... simulate a failure and make sure that you can detect it. If you've got pluggable disks, then quiesce the system and unplug one. Never unplug an active disk, of course. -- Sam Vilain, sam /\T vilain |><>T net, PGP key ID: 0x05B52F13 (include my PGP key ID in personal replies to avoid spam filtering)