From: | Tino Schwarze <postgresql(at)tisc(dot)de> |
---|---|
To: | pgsql-admin(at)postgresql(dot)org |
Subject: | Re: Handling large volumes of data |
Date: | 2008-04-08 12:00:07 |
Message-ID: | 20080408120007.GC29990@easy2.in-chemnitz.de |
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Thread: | |
Lists: | pgsql-admin |
On Tue, Apr 08, 2008 at 12:13:36PM +0200, Johann Spies wrote:
> > > This took about a week on a 2xCPU quadcore server with 8Gb RAM.
> >
> > This is not the most interesting thing here. What disk I/O subsystem do
> > you use? At least a hardware RAID controller with RAID 0 or 10 should
> > be used, with 10krpm or 15krpm drives. SAS preferred, as on SATA the
> > only quick disks are Western Digital Raptor (which aren't too bad,
> > btw).
>
> I have got 8x720G disks in a hardware raid 5 setup. It is a Dell 2950
> server.
I thought, the 2950 can only take 6 3.5" disks? Or are these 72GB 2.5"
ones? Then there are 15k SAS drives available.
> I am using an XFS-filesystem. I am not certain about the
> speed of the hard disk, but we bought the fastest we could get.
Bye,
Tino.
--
„Es gibt keinen Weg zum Frieden. Der Frieden ist der Weg.” (Mahatma Gandhi)
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