RE: Raid 50
- From: "MacGregor, Ian A." <ian@xxxxxxxxxxxxxxxxx>
- To: "'oracle-l@xxxxxxxxxxxxx'" <oracle-l@xxxxxxxxxxxxx>
- Date: Wed, 14 Jul 2004 13:30:05 -0700
I posted about maid, a few weeks ago. Vendors are posing it as a solution for
near-line storage.
Ian
-----Original Message-----
From: Paul Drake [mailto:discgolfdba@xxxxxxxxx]
Sent: Wednesday, July 14, 2004 12:13 PM
To: oracle-l@xxxxxxxxxxxxx
Subject: RE: Raid 50
--- "MacGregor, Ian A." <ian@xxxxxxxxxxxxxxxxx> wrote:
> While, I have enjoyed the frivolity, there is something to cosider,
> If = Oracle cannot perform well enough on Raid5 systems, then it may
> be =
> unsuitable for very large databases. When one has
> to store petabytes =
> worth of data in both online and near-line storage, with hundreds of =
> terabytes online, power consumption is a significant cost. Systems =
> with the need to store exabytes worth of data are not far off.
>
> This is not to say there are no performance penalties associated with
> = using Raid 5 and Oracle. If CERN's Large Hadron Collider projects =
> picks Oracle to store its event data, I'll bet they use Raid 5.=20
>
> Ian MacGregor
> Stanford Linear Accelerator Center
> ian@xxxxxxxxxxxxxxxxx
Ian,
I'll bet that they use MAID, a massive array of idle disks. the appearance of
such an acronym was new to me.
unfortunately, I'm not kidding.
Paul
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