On Wednesday 2006-01-18 17:38, Michael Crozier wrote:
> > I once read in an O'Reilly book on tuning Solaris about RAID-50.  That's
> > right multiple RAID-5 disk sets each treated as a single logical drive
> > then striped with RAID-0.  The book said that if built correctly load
> > balancing could make performance approach RAID-10 at considerably lower
> > cost for VERY large storage arrays.
> >
> > Have any list members had experience with RAID-50?
>
> There have been a few recent discussions on the pg-performance mailing list
> that touched on RAID-50.  I'm sorry, but I don't remember the conclusions
> (if there were any).  I'd suggest a peek at the archives.
>
> Are you researching this for Postgresql Solaris?  I would certainly
> appreciate hearing about any of your findings, especially if this is for a
> PG/Solaris/LVM combination.
>
> Regards,
>
>   Michael

I wish I had some practical motivation.  Alas, I am asking out of idle 
curiosity.

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