Re: separate owner/ORACLE_HOME for crs, ASM, and database in RAC environment

  • From: "Finn Jorgensen" <finn.oracledba@xxxxxxxxx>
  • To: "Li Li" <litanli@xxxxxxxxx>
  • Date: Wed, 12 Dec 2007 17:13:59 -0500

I'm shooting a little blind here, but my first guess would be that the
permissions on the raw devices used for ASM does not allow the oraclex owner
to write to them?

Finn


On 12/12/07, Li Li <litanli@xxxxxxxxx> wrote:
>
> the thinking is to seperate the responsibilities of the DBAs and ASM/CRS
> admins. I'd like to hear any comments on this :)
>
> On Dec 12, 2007 4:08 PM, Finn Jorgensen <finn.oracledba@xxxxxxxxx> wrote:
>
> > Before trying to figure this one out, I'm trying to wrap my brain around
> > why you would do that. What's the thinking behind this setup?
> >
> > Finn
> >
> >
> >   On 12/12/07, Li Li <litanli@xxxxxxxxx> wrote:
> > >
> > > Hi, List,
> > >
> > > I am testing to setup a 2-node RAC environment with separate
> > > owner/ORACLE_HOME for crs, ASM, and database, it's 10gR2 on Redhat AS 4.
> > >
> > > 2 users are created: oracle and oraclex, oracle owns clusterware home
> > > and ASM home, oraclex owns database home.
> > >
> > > first, I login as oracle and installed clusterware and database
> > > software (in 2 different oracle home of course), configured and started 
> > > ASM
> > > instance, everything worked fine.
> > >
> > > second, I login as oraclex and installed database software, then I
> > > tried to create a database using dbca, but I ran into error when I chose 
> > > ASM
> > > as my database storage, the error is:
> > > "DBCA could not startup the ASM instance configured on this node. To
> > > proceed with database creation using ASM you need the ASM instance to be 
> > > up
> > > and running. Do you want to recreate the ASM instance on this node?"
> > >
> > > But the ASM instance IS already running. I am guessing this must be
> > > because of some permission issue but I am not sure what I am missing. I 
> > > have
> > > oracle and oraclex both have "oinstall" as primary group and "dba" as 
> > > second
> > > group.
> > >
> > > I googled but cannot find any useful information. Can anybody give me
> > > some suggestion? Any comment would be greatly appreciated!
> > >
> > > Thanks,
> > > -Li
> > >
> > >
> > >
> >
> >
> >
>
>

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