> Again, I've never worked with Linux's OS RAID, so don't take my word for it.  But 
>that IS the purpose for RAID 1 afterall.  Well, Fault tolerance and performance...  
>There is no faster drive setup than mirroring.  (and no, RAID 5 doesn't even come 
>close. (well, it does come fairly close on writes, but not on reads.))  It's just 
>really expensive because rather than n+1, you have n*2 drives.  And you run out of 
>space for 'em pretty fast on a big array.  So expect a performance hit if the server 
>is heavily used...
> 
Kevin, unless you have a very highend raid card, raid 1 is not going to
be faster than any one drive on reads. Only high-end cards allow you to
read for either drive, most don't do that.



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