RE: Raid 50

From: MacGregor, Ian A. <ian_at_slac.stanford.edu>
Date: Wed, 14 Jul 2004 13:30:05 -0700
Message-ID: <26E3EC48949D134C94A1574B2C89466113A989@exchange2.slac.stanford.edu>

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_at_yahoo.com] Sent: Wednesday, July 14, 2004 12:13 PM
To: oracle-l_at_freelists.org
Subject: RE: Raid 50

• "MacGregor, Ian A." <ian_at_slac.stanford.edu> 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_at_slac.stanford.edu
  

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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Received on Wed Jul 14 2004 - 15:27:37 CDT