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Date:      Thu, 26 May 2005 08:54:39 -0500
From:      Eric Anderson <anderson@centtech.com>
To:        FreeBSD Current <freebsd-current@freebsd.org>
Subject:   Disable read/write caching to disk?
Message-ID:  <4295D51F.50106@centtech.com>

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Is it possible to disable all read and write caching to a disk?

I'm playing with the ever so dangerous multiple hosts mounting (rw 
and/or ro) the same filesystem over fiber channel.

Also - what exactly are the issues with forcing an unclean filesystem to 
mount rw?  I know you could (will?) have data corruption, but on which 
data?  Only data that has not been synced to disk?  Any random amount of 
data?

Eric


-- 
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Eric Anderson        Sr. Systems Administrator        Centaur Technology
A lost ounce of gold may be found, a lost moment of time never.
------------------------------------------------------------------------



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