The point about clustering and patching is well-taken, though. What do you do if you need to patch one instance separately from the others, for whatever reason? Matt ________________________________ From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of Goulet, Dick Sent: Thursday, January 03, 2008 12:19 PM To: andrew.kerber@xxxxxxxxx; satheeshbabu.s@xxxxxxxxx Cc: oracle-l@xxxxxxxxxxxxx Subject: RE: Server Architecture Sounds like a SAP installation to me. Tell consultant to go fly a kite. One set of binaries, 5 instances out of the same home. No options. This message contains information that may be privileged or confidential and is the property of the Capgemini Group. It is intended only for the person to whom it is addressed. If you are not the intended recipient, you are not authorized to read, print, retain, copy, disseminate, distribute, or use this message or any part thereof. If you receive this message in error, please notify the sender immediately and delete all copies of this message.