From mboxrd@z Thu Jan  1 00:00:00 1970
From: Brian Candler <B.Candler@pobox.com>
Subject: Re: Removing a failing drive from multiple arrays
Date: Thu, 26 Apr 2012 08:36:07 +0100
Message-ID: <20120426073607.GA11590@nsrc.org>
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To: Bill Davidsen <davidsen@tmr.com>
Cc: Linux RAID <linux-raid@vger.kernel.org>
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On Wed, Apr 25, 2012 at 10:37:50PM -0400, Bill Davidsen wrote:
> I have put MBR and boot partition on a USB thumb drive because the
> failure rate of a R/O flash is lower than rotating devices (in my
> experience). Use ext2 for boot, no journal so the drive works really
> read-only. Hopefully grub2 mounts the boot noatime.

Another option, although I've not done this for a long time, is PXE boot. 
You need a DHCP server giving out the correct parameters and a TFTP server
for the kernel (and ramdisk?)

Regards,

Brian.