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From: Jeff Garzik <jgarzik@pobox.com>
To: schmidt@naa.net
Cc: linux-raid <linux-raid@vger.kernel.org>
Subject: Re: new raid system for home use
Date: Mon, 19 Apr 2004 12:20:02 -0400	[thread overview]
Message-ID: <4083FC32.7050103@pobox.com> (raw)
In-Reply-To: <4083F865.7070803@chemie.uni-erlangen.de>

Norman Schmidt wrote:
> Hi Paul!
> 
> Paul Phillips schrieb:
> 
>> I was under the impression that I can't boot off raid-5, but if that
>> information is dated then all the better.
>>
>> Thanks again.
> 
> 
> Afaik, that´s still true. The reason is that the two (or more) drives of 
> a raid 1 essentially hold the same data, and if you do everything right, 
> the complete boot mechanism is on all disks, so that you can boot with 
> any of them. On raid 5 disks, you would never have the complete data on 
> any of the disks.


If you can load an initrd, you can boot off of anything.

The question then becomes whether or not you can load the initrd :) 
Sometimes even in RAID5 situations you can...

	Jeff



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  reply	other threads:[~2004-04-19 16:20 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-04-18  3:34 new raid system for home use Paul Phillips
2004-04-18 18:49 ` Mark Hahn
2004-04-18 20:22   ` Paul Phillips
2004-04-19 16:03     ` Norman Schmidt
2004-04-19 16:20       ` Jeff Garzik [this message]
2004-04-19 17:50         ` Mark Hahn
2004-04-21 13:24       ` Robert Washburne
2004-04-18 20:48   ` Guy
2004-04-19 16:01     ` Norman Schmidt
2004-04-19  9:16   ` Clemens Schwaighofer
2004-04-19 17:57     ` Mark Hahn
2004-04-20  1:14   ` maarten van den Berg
     [not found] <4084AC05.6090800@tequila.co.jp>
2004-04-20 11:46 ` Mark Hahn
2004-04-20 12:54   ` KELEMEN Peter
2004-04-20 16:12     ` Jeff Garzik
2004-04-20 20:08       ` KELEMEN Peter

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