Sanjay, Oracle recommends that in a Grid Infrastructure environmetn - that GI patches be applied to both the GI and RDBMS ORACLE_HOMEs' ... *Which Patch Needs to be Applied to Which Home in GI/CRS and RAC Environment (Doc ID 1474914.1)* *FAQ: OPatch/Patch Questions/Issues for Oracle Clusterware (Grid Infrastructure or CRS) and RAC Environments (Doc ID 1339140.1)* Of course - there can be exceptions - as occurred w/ the January 2014 Critical Patch Update....where there was no 11.2.0.4 GI PSU <this may not apply in the case you're mentioning since your e-mail states the highest version is 11.2.0.3> Will there be a Grid Infrastructure (GI) PatchSet Update (PSU) 11.2.0.4.1 (Jan 2014)? (Doc ID 1611875.1) As relates to ASM-RDBMS version compatibility... *Oracle Clusterware (CRS/GI) - ASM - Database Version Compatibility (Doc ID 337737.1)* Thanks, --Rajesh On Thu, Jan 30, 2014 at 10:11 AM, Sanjay Mishra <smishra_97@xxxxxxxxx>wrote: > Hi > > Is it fine to only apply PSU patch to DB and ignore GI ? I thought ASM > should be same or higher version that RDBMS. In one of the existing client, > I saw patches are only applied to RDBMS and never to GI. There is no other > reason except look like anyone never looked to it and follow the standard > going on. Current version is 11g 2( 11.2.0.1-11.2.0.3). > > So if someone share any Oracle metalink docs or suggestion as what is best > practices and why? Greatly appreciate it. > > TIA > Sanjay >