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Old 01-05-2008, 11:50 AM
F. Michael Orr
 
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Default Re: AIX + Oracle ASM + EMC Symmetrix - low performance

On Thu, 21 Jun 2007 15:03:52 +0200, Sierp wrote:

> Hello all,
>
> we have bought p570 machine with AIX 5.3 system. It's already configured
> etc, but.. we have very low database performance with this
> configuration. We are using EMC Symmetrix (without powerpath!), Oracle
> 10 Database with ASM.
>
> We have tried with rhdisk devices (raw devices) and LVM volumes for ASM
> subsystem - both without success... We have tried to tune AIX (ie using
> this document
> http://www-03.ibm.com/support/techdo...Index/WP100708
> also without success. The database is very slow.
>
> Does anyone is using ASM for Oracle with AIX?
>
> regards,
>
> Sierp


I'm not a DBA, but ours have been trying to set this up on a slightly
different configuration (same servers, different storage array) in order
to support RAC, and have been having a lot of problems with it.
According to them, even Oracle doesn't run ASM internally, so it's
something of a stepchild. They have decided to go a different route. So
we have not gotten to the point of even being able to try performance,
and have had issues.
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