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 k12H46113108 for ; Thu, 2 Feb 2006 12:04:06 -0500 Received: from strugglers.net (strugglers.net [212.13.198.70]) by mx3.redhat.com (8.13.1/8.13.1) with ESMTP id k12H3s6H016580 for ; Thu, 2 Feb 2006 12:03:54 -0500 Received: from andy by strugglers.net with local (Exim 4.50) id 1F4hs2-0001vK-4M for linux-lvm@redhat.com; Thu, 02 Feb 2006 17:03:46 +0000 Date: Thu, 2 Feb 2006 17:03:46 +0000 From: Andy Smith Message-ID: <20060202170346.GV7017@strugglers.net> References: Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="I6qaxAmZPl8kCtac" Content-Disposition: inline In-Reply-To: Subject: Re: [linux-lvm] raidtools/mdadm stability 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: To: linux-lvm@redhat.com --I6qaxAmZPl8kCtac Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Feb 02, 2006 at 10:15:52AM -0600, Don Shesnicky wrote: > Couple of quick questions on raidtools/mdadm if anyone cares to comment: >=20 > 1. In the raid faq it states "However, if you find raidtools cumbersome= =20 > or limited, mdadm (multiple devices admin) is an extremely useful tool=20 > for running RAID systems. It can be used as a replacement for the=20 > raidtools, or as a supplement." I want to mirror the root drives of a=20 > RHEL4 ES U2 system, what's the prefered method for stability - > raidtools,=20 > mdadm or mdadm with raidtools.=20 raidtools is obsolete, so mdadm. > 2. I take it from a previous posting I can mirror my two root drives,=20 > installed the MBRs and be good to go to boot off either drive, that=20 > the mirror is not at the bit level and does not include the MBR? The mirror is at the block device level, e.g. if your root fs is /dev/sda1 then that's what you mirror. So you could install an MBR on sda and sdb for example. > 3. Is RHEL4 ES Update2 generally stable or is there something that=20 > could burn us here? I have had no issues whatsoever with LVM or mdadm in RHEL3 or 4. Apart from LVM snapshots, of course. --=20 http://strugglers.net/wiki/Xen_hosting -- A Xen VPS hosting hobby Encrypted mail welcome - keyid 0x604DE5DB --I6qaxAmZPl8kCtac Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) iD8DBQFD4jtyIJm2TL8VSQsRAs6VAKDORrJDG4W2WEJUGGrybfxWN5mcKACfYG4O Nzvqih7HEQ3B4QDQUbXMeeo= =nfrf -----END PGP SIGNATURE----- --I6qaxAmZPl8kCtac--