| From: | Trent Shipley <tshipley(at)deru(dot)com> |
|---|---|
| To: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: RAID-50 |
| Date: | 2006-01-19 04:49:38 |
| Message-ID: | 200601182149.38497.tshipley@deru.com |
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| Thread: | |
| Lists: | pgsql-general |
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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