Re: Oracle 9i RAC, AIX and GPFS

From: Hamparian,Don (hamparid@OCLC.ORG)
Date: Tue Oct 14 2003 - 08:24:15 EDT


Have you considered not using the GPFS component and substituting raw lv's?
We have a similar environment, 2x p690s, similar versions of AIX and Oracle.
Performance is very good.
-----Original Message-----
From: Liddle Craig - cliddl [mailto:CLIDDL@ACXIOM.CO.UK]
Sent: Tuesday, October 14, 2003 5:47 AM
To: aix-l@Princeton.EDU
Subject: Oracle 9i RAC, AIX and GPFS

Hi *

Anyone out there using Oracle RAC in a GPFS, HACMP/ES environment?

We are currently implementing this solution and are experiencing horrendous
performance problems with GPFS (hanging, generally slow). AIX stats show the
system isn't utilised at all (cpu, memory, disk)

High level sys config is

1 x p615 (Tivoli server, ha & gpfs member)
2 x p650 (RAC Servers)
24 GB RAM
AIX 5.1.0-04
GPFS 2.1.0.9
Oracle 9.2.0.3
HACMP 4.5.0.2

Storage FastT900
10TB

Just want to know if anyone out there has any experience of such an
installation

Thanks

Craig Liddle

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