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Re: best arrangement of 3 disks for (insert) performance - Dell

From: Vivek Khera <khera(at)kcilink(dot)com>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: best arrangement of 3 disks for (insert) performance - Dell
Date: 2003-09-12 19:06:59
Message-ID: x74qzhesh8.fsf@yertle.int.kciLink.com (view raw or flat)
Thread:
Lists: pgsql-performance
>>>>> "TD" == Thom Dyson <TDyson(at)sybex(dot)com> writes:

TD> The Dell PERC controllers have a very strong reputation for terrible
TD> performance.  If you search the archives of the Dell Linux Power Edge list
TD> (dell.com/linux), you will find many, many people who get better
TD> performance from software RAID, rather than the hw RAID on the PERC.

The PERC controllers are just a fancy name for a whole host of
different hardware.  I have several, and some are made by LSI and some
are made by Adaptec.  My latest is PERC3/DC which is an LSI MegaRAID
and is pretty darned fast.

-- 
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Vivek Khera, Ph.D.                Khera Communications, Inc.
Internet: khera(at)kciLink(dot)com       Rockville, MD       +1-240-453-8497
AIM: vivekkhera Y!: vivek_khera   http://www.khera.org/~vivek/

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