This will not be possible because it would involve having two different versions of Oracle accessing the same set of data files in a method that is not a rolling upgrade. Is there some reason you do not want to apply the patch to the current Oracle Home? On Wed, Feb 17, 2010 at 3:27 AM, Martin Berger <martin.a.berger@xxxxxxxxx>wrote: > Hi List, > > maybe some RAC-guru can help me: > Config: 2 node RAC (Solaris@SPARC) 11.1.0.7 > several DBs there, one particular > DB: CDB111T11_SITE1 > Instance1: CDB111T11 > Instance2: CDB111T12 > > currently, both instances are using the > ORACLE_HOME=/appl/oracle/product/11107 (local installed on every node) > > I would like to do the following steps: > 1) install a new O_H on both nodes: /appl/oracle/product/11107_PATCH > (with PSU 11.1.0.7.2 - this patch is marked as "rolling RAC > installable") > 2) shutdown Instance1 CDB111T11 > 3) change the config for Instance1 to use the new O_H > /appl/oracle/product/11107_PATCH > 3) startup Instance1 > 4) shutdown Instance2 CDB111T12 > 5) change the config for Instance2 to use the new O_H > /appl/oracle/product/11107_PATCH > 6) startup Instance2 > 7) run the post-sql "@catbundle.sql psu apply" on Instance2 > > I just does not know how to change the O_H on a per Instance base; > srvctl modify seems to only let me chose one O_H per database (which > is a nonsens in my opinion). > > can someone please help me if (and how) step 3 and 5 is possible? > > thank you, > Martin > -- > //www.freelists.org/webpage/oracle-l > > > -- Andrew W. Kerber 'If at first you dont succeed, dont take up skydiving.'