Raid 5 performance

Tue Sep 21 21:19:11 UTC 2004

On Tue, Sep 21, 2004 at 04:40:50PM -0400, Ralph Doncaster wrote:
> Make sure you use 3 or 5 disks, not 4.
> Use hdparm to tune the transfer rates of each disk.

Why not 4?  How would that cause any impact on a raid5 setup?

I can't currentlyathink ifof anything in the algorithm for raid5 that
would be improved by having a power of two plus one disks, but maybe
there is.

Lennart Sorensen
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