Re: opinion on RAID choice

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От scott.marlowe
Тема Re: opinion on RAID choice
Дата
Msg-id Pine.LNX.4.33.0308282221280.6064-100000@css120.ihs.com
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Ответ на Re: opinion on RAID choice  (Vivek Khera <khera@kcilink.com>)
Список pgsql-performance
On Thu, 28 Aug 2003, Vivek Khera wrote:

> >>>>> "sm" == scott marlowe <scott.marlowe> writes:
>
> sm> My experience has been that once you get past 6 disks, RAID5 is faster
> sm> than RAID1+0.
>
> Any opinion on stripe size for the RAID?

That's more determined by what kind of data you're gonna be handling.  If
you want to do lots of little financial transactions, then 32k or less is
good.  If you're gonna store moderately large text fields and such, then
going above 32k or 64k is usually a good idea.


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