Re: Arguments Pro/Contra Software Raid - Mailing list pgsql-general

From Douglas McNaught
Subject Re: Arguments Pro/Contra Software Raid
Date
Msg-id 87vesenkit.fsf@suzuka.mcnaught.org
Whole thread Raw
In response to Re: Arguments Pro/Contra Software Raid  (Greg Stark <gsstark@mit.edu>)
List pgsql-general
Greg Stark <gsstark@mit.edu> writes:

> Douglas McNaught <doug@mcnaught.org> writes:

>> Correct me if I'm wrong, but I've never heard of a 15kRPM SATA drive.
>
> Well, dollar for dollar you would get the best performance from slower drives
> anyways since it would give you more spindles. 15kRPM drives are *expensive*.

Depends on your power, heat and rack space budget too...  If you need
max performance out of a given rack space (rather than max density),
SCSI is still the way to go.  I'll definitely agree that SATA is
becoming much more of a player in the server storage market, though.

-Doug

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