From: | "Scott Marlowe" <scott(dot)marlowe(at)gmail(dot)com> |
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To: | Jeff <threshar(at)torgo(dot)978(dot)org> |
Cc: | "Pgsql performance" <pgsql-performance(at)postgresql(dot)org> |
Subject: | Re: 3ware vs Areca |
Date: | 2008-07-11 14:19:50 |
Message-ID: | dcc563d10807110719qfd41e2ej6bd6b89654f4c995@mail.gmail.com |
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Thread: | |
Lists: | pgsql-performance |
On Fri, Jul 11, 2008 at 7:26 AM, Jeff <threshar(at)torgo(dot)978(dot)org> wrote:
> I've got a couple boxes with some 3ware 9550 controllers, and I'm less than
> pleased with performance on them.. Sequential access is nice, but start
> seeking around and you kick it in the gut. (I've found posts on the
> internets about others having similar issues). My last box with a 3ware I
> simply had it in jbod mode and used sw raid and it smoked the hw.
> Anyway, anybody have experience in 3ware vs Areca - I've heard plenty of
> good anecdotal things that Areca is much better, just wondering if anybody
> here has firsthand experience. It'll be plugged into about 8 10k rpm sata
> disks.
What RAID level are you using? How much cache do you have? Write
back / battery backed? What OS and version?
Everything I've heard sys they're both fast performers.
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