What this basically means is that you have to install CRS first, which in turn will install the CSS daemon. CRS is a requirement for running ASM whether you're in a single instance or RAC environment. Finn On 12/27/07, hansraj sao <hansrajsao@xxxxxxxxx> wrote: > > Hi, > > Does any one have details note/white paper which describe use of > CSS(Cluster Synchronization Services ) in Non-RAC ASM instance. i went thru > a ASM book and few Metalink notes but did not get much datails other than > everywhere its written that > > "CSS daemon process is required to enable synchronization between Oracle > ASM and database instances. It must be running if an Oracle database is > using ASM for database file storage. " > > Can anyone point any note/white paper which describe use of CSS in non-RAC > ASM instance. > -- > Thanks, > Hansraj > >