From: | Alex Turner <armtuk(at)gmail(dot)com> |
---|---|
To: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
Cc: | Benjamin Arai <barai(at)cs(dot)ucr(dot)edu>, pgsql-performance(at)postgresql(dot)org |
Subject: | Re: 3WARE Card performance boost? |
Date: | 2006-01-18 19:12:43 |
Message-ID: | 33c6269f0601181112t4ab4c2b0wd48a4e47ab5e71ec@mail.gmail.com |
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Thread: | |
Lists: | pgsql-performance |
http://www.3ware.com/products/serial_ata2-9000.asp
Check their data sheet - the cards are BBU ready - all you have to do
is order a BBU
which you can from here:
http://www.newegg.com/Product/Product.asp?Item=N82E16815999601
Alex.
On 1/18/06, Joshua D. Drake <jd(at)commandprompt(dot)com> wrote:
>
> > Obviously, I have done this to improve write performance for the update
> > each week. My question is if I install a 3ware or similar card to
> > replace my current software RAID 1 configuration, am I going to see a
> > very large improvement? If so, what would be a ball park figure?
>
> Well that entirely depends on what level...
>
> 1. I would suggest LSI 150-6 not 3ware
>
> Why?
>
> Because 3ware does not make a midrange card that has a battery backed
> cache :). That is the only reason. 3ware makes good stuff.
>
> So anyway... LSI150-6 with Battery Backed cache option. Put 6 drives
> on it with a RAID 10 array, turn on write cache and you should have
> a hauling drive.
>
> Joshua D. Drake
>
>
>
> >
> > *Benjamin Arai*
> > barai(at)cs(dot)ucr(dot)edu <mailto:barai(at)cs(dot)ucr(dot)edu>
> > http://www.benjaminarai.com <http://www.benjaminarai.com/>
> >
>
>
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