Date: Sat, 24 Jul 2004 16:47:54 +0930 From: Greg 'groggy' Lehey <grog@FreeBSD.org> To: Chris Keladis <ckeladis@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: Vinum. Message-ID: <20040724071754.GB78419@wantadilla.lemis.com> In-Reply-To: <268f570d04072400031d0ae080@mail.gmail.com> References: <268f570d04072400031d0ae080@mail.gmail.com>
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--6FinHCQBQ0zFDOqT Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Saturday, 24 July 2004 at 17:03:41 +1000, Chris Keladis wrote: > Hi all, > > I was wondering what Vinum configurations others are using and what is > a good balance between performance/redundancy? > > I've gone with RAID10 (2 striped plexes with 3 subdisks each. The > plexes are mirrored to each other). > > vinum.conf: > > drive a device /dev/da1s1e > drive b device /dev/da2s1e > drive c device /dev/da3s1e > drive d device /dev/da4s1e > drive e device /dev/da5s1e > drive f device /dev/da6s1e > volume raid10 > plex org striped 512k > sd length 0 drive a > sd length 0 drive b > sd length 0 drive c > plex org striped 512k > sd length 0 drive d > sd length 0 drive e > sd length 0 drive f Looks like a good configuration, assuming that the drives are all the same size. > I havent done any profiling but it "feels" a little slow to me. > Thought i'd talk to others to see what their using and see if i > should restructure my volume. About the only comment is the power-of-two stripe size. That will slow things down on multiple inode operations, such as creating or deleting a lot of files. Greg -- When replying to this message, please copy the original recipients. If you don't, I may ignore the reply or reply to the original recipients. For more information, see http://www.lemis.com/questions.html Note: I discard all HTML mail unseen. Finger grog@FreeBSD.org for PGP public key. See complete headers for address and phone numbers. --6FinHCQBQ0zFDOqT Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.0 (FreeBSD) iD8DBQFBAg0iIubykFB6QiMRAjlnAJ4nCn4Can4HJMRqUlzNHOil3uO0QQCgh/Eu GYfMVTxe/UuC90Oe/3cY2rs= =QVZP -----END PGP SIGNATURE----- --6FinHCQBQ0zFDOqT--
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