Re: RAID 5 on Oracle....?

Hari Om wrote:

>I am using Oracle 9.2.0.1 on IBM AIX 5.1L System.
>
>Our box has 8 hard disk hdisk0-hdisk7 with hdisk0 and hdisk1 mirrored
>and having SYSTEM BOS (Base Operating System).
>
>We are implementing RADID 5 on the remaining hard disk hdisk2-hdisk7
>(each being 36 GB). Now if I implement RAID 5 on these disk.....to
>system it would just be ONE SINGLE LOGICAL DISK. If that is the case
>then how can I seperate different Tablespaces on different disk....
>e.g.SYSTEM Tablespace should "not" be in same disk
>e.g:Redo Log files "should" have a copy on different disk.....
>
>Now if OS treats the RAID as a "SINGLE BIG LOGICAL DISK" then how can
>I seperate the above.....?
>
>What if I implement three RAID 5 (each of 2 disk)....just a
>thought....
>
>My other school of thought says to use above RAID 5 of 6 hdisk and put
>Redo log files on hdisk0-hdisk1 (becos these are "not" in my
>RAID)....but would there be any issues on this.
>
>Any related informatino on this is appreciated....
>
>HARI OM
>
>

Have you been completely oblivious too all of the discussions on this exact same topic here for the last year? And especially the last few days?

Please go to http://www.google.com and read the archives. It is not appreciated when you ask the exact same question already answered repeatedly in the last two or three days.

-- 
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)