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Why serviceguard needed for HPUX for RAC.. [message #425853] Mon, 12 October 2009 09:21 Go to next message
SMAli
Messages: 3
Registered: June 2009
Junior Member
Hi Gurus,
Why do we need serviceguard for installing RAC on HPUX?This is the cluster provided by HP right?when we are using oracle clusterware why we need any thrid party cluster.Is it something that i'm missing here?Please can anyone help me understand this.

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Re: Why serviceguard needed for HPUX for RAC.. [message #425855 is a reply to message #425853] Mon, 12 October 2009 09:45 Go to previous message
Mahesh Rajendran
Messages: 10708
Registered: March 2002
Location: oracleDocoVille
Senior Member
Account Moderator
It is not a must.
Serviceguard provides clustering in OS level. You can install Oracle RAC with or without OS clustering.
Without serviceguard, the noted issue (atleast with Oracle 9i) was the need to depend on RAW devices.
With 10g and above you can use Oracle's ASM to manage the volumes.

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