[Lustre-discuss] mkfs options/tuning for RAID based OSTs

Bernd Schubert bs_lists at aakef.fastmail.fm
Wed Oct 20 09:36:27 PDT 2010


On Wednesday, October 20, 2010, Charland, Denis wrote:
> Brian J. Murrell wrote:
> > On Tue, 2010-10-19 at 21:00 -0400, Edward Walter wrote:
> > 
> > 
> > This is why the recommendations in this thread have continued to be
> > using a number of data disks that divides evenly into 1MB (i.e. powers
> > of 2: 2, 4, 8, etc.).  So for RAID6: 4+2 or 8+2, etc.
> 
> What about RAID5?

Personally I don't lile raid5 too much, but with raid5 it is obviously +1 
instead of +2


Cheers,
Bernd

-- 
Bernd Schubert
DataDirect Networks



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