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Mirroring/stripping question

From: Guy Dallaire <gd-newsgroups_at_spamex.com>
Date: Tue, 4 Nov 2003 11:32:49 -0500
Message-ID: <1xQpb.641$143.28461@news20.bellglobal.com>


Say you have 8 disks in a hardware raid controller on which you want to place oracle datafiles. Your redo logs are duplexed on another separate pair of disks. You want mirroring

What is the best scenario:

  1. Create 4 mirrors of two disks each, and treat each mirror as separate devices, place indexes and data files on separate disk, juste like on a regular disk.
  2. Create 2 stripped mirrors of 4 disks each, one for indexes, one for tables.
  3. Create 1 big stripped mirror with the 8 disks and place all datafiles on it, regardless of types of segments.

The RAID Array is a sun storedge 3310 with 2 controllers (512 Mb cache) Received on Tue Nov 04 2003 - 10:32:49 CST

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