| From: | Scott Marlowe <smarlowe(at)g2switchworks(dot)com> |
|---|---|
| To: | Vivek Khera <vivek(at)khera(dot)org> |
| Cc: | pgsql-sql(at)postgresql(dot)org |
| Subject: | Re: getting count for a specific querry |
| Date: | 2005-04-08 20:42:57 |
| Message-ID: | 1112992977.20921.86.camel@state.g2switchworks.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-sql |
On Fri, 2005-04-08 at 15:36, Vivek Khera wrote:
> On Apr 8, 2005, at 4:31 PM, Scott Marlowe wrote:
>
> > Note that there are several different RAID controllers you can get with
> > a DELL. I had good luck with the PERC 4C (AMI MegaRAID based) at my
> >
>
> I've had bad luck regarding speed with *all* of them, AMI MegaRAID and
> Adaptec based ones, under high load. Under moderate to low load
> they're acceptable.
Were you using battery backed cache with write-back enabled on the 4C?
The 3C is also megaraid based, but it a pretty old design and not very
fast.
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