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Re: debian-installer and software RAID

On Sat, Jan 26, 2008 at 06:10:17PM +1100, Russell Coker wrote:
> A recent feature of Linux software RAID is a "write intent bitmap".  The 
> purpose of this is that before writing to a section of disk the bitmap is 
> altered to mark it as dirty.  Then if the machine experiences a power failure 
> or other catastrophic event then when rebooted it will know that the section 
> referenced by that bit is dirty.

It was reported that this feature produces a large decrease in
performance. Did you check that?


A father doesn't destroy his children.
		-- Lt. Carolyn Palamas, "Who Mourns for Adonais?",
		   stardate 3468.1.

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