Re: Oracle Disk Architecture...

From: Goran <goran99_remove_at_yahoo.com>
Date: Wed, 23 Feb 2005 22:16:44 +0100
Message-ID: <cvirrs$k1m$1@fegnews.vip.hr>

"DA Morgan" <damorgan_at_x.washington.edu> wrote in message news:1109137676.461012_at_yasure...
> HARI OM wrote:
>
>> I am using Oracle 9.2.0.1.0 on IBM AIX 5.1L.
>> This is our Disk Structure:
>>
>> VG = redo1_indx_vg --> 2 disks Mirrored. Logical Volumes (LV): /r1,
>> /index
>> Contains: Group 1 of Redo Logs and Index for all instances.
>
> Extending my comment above about AIX 5.1 also read Oracle notes
> on using a Logical Volume Manager. One of the most efficient
> ways to blow 40% of your CPU I can imagine. And on 5.1? A layer
> of bad on top of ugly.

$ oslevel -r
5100-05
$ ps -ef | grep smon | grep -v grep | wc -l

6
$ uptime
06:46PM up 212 days, 5:42, 2 users, load average: 2.47, 2.44, 2.56 $ ps -ef | wc -l

733

:-)
There is actually nothing wrong with Oracle (8i and 9iR2) on AIX 5.1. We have some 80 other AIX machines (various versions) for various purposes. Of those ~80, about 20 are used for Oracle DBs. LVM is used on all of them :-)

Regards... Received on Wed Feb 23 2005 - 15:16:44 CST