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Re: Redo + Archive + Data Layout...

From: Daniel Morgan <damorgan_at_x.washington.edu>
Date: Tue, 21 Oct 2003 09:01:12 -0700
Message-ID: <1066665685.502496@yasure>


Hari Om wrote:

>I am using Oracle 9.2.0.1 on IBM AIX 5.1L
>I have come along with the following disk layout for my Database...can
>anyone point out if there would be any issues:
>
>hdisk0(18GB) + hdisk1 (18GB) --> These are MIRRORED. It contains OS +
>Oracle SW + Control file copy 1
>
>hdisk2(36GB) + hdisk3 (36GB) --> These are MULTIPLEXED by Oracle. It
>contains Redo Logs.
>
>hdisk4(36GB) + hdisk5 (36GB) --> These are MULTIPLEXED by Oracle. It
>contains Archive Destination.
>
>hdisk6(36GB) + hdisk7 (36GB) --> These are MIRRORED. It contains
>SYSTEM Tablespace.
>
>hdisk8 + hdisk9 + hdisk10 + hdisk11 + hdisk12 + hdisk13 --> Each are
>72 GB. These are MIRRORED and STRIPPED (1+0)--> These contain Oracle
>DATA fiels + Control File copy
>
>Can anyone point out any issues in the above layout....?
>Would it fine if we don't MIRROR REdo Logs?
>
>THANKS!
>
>

Mirroring something that is already mirrored by Oracle is creating a redundant redundancy.
Given you have 5L I would make sure hdisks8 through 13 are RAW: No file system.

-- 
Daniel Morgan
http://www.outreach.washington.edu/ext/certificates/oad/oad_crs.asp
http://www.outreach.washington.edu/ext/certificates/aoa/aoa_crs.asp
damorgan_at_x.washington.edu
(replace 'x' with a 'u' to reply)
Received on Tue Oct 21 2003 - 11:01:12 CDT

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