CRSCTL utility allows you to administer cluster resources. Here are few quick commands to help you administer Oracle RAC cluster!
Check Cluster Status
Check Cluster Nodes
Stop Grid Cluster
Start Grid Cluster
Check Cluster Status
Status of upper & lower stack
./crsctl check crs
Status of upper stack
./crsctl check cluster
Cluster status on all nodes
./crsctl check cluster -all
Cluster status on specific node
./crsctl check cluster -n rac2
Check Cluster Nodes
Check cluster services in table format
./crsctl status resource -t
Checking status of clusterware nodes / services
./crsctl status server -f
Check cluster nodes
olsnodes -n
oraracn1 1
oraracn2 2
Stop Grid Cluster
Stop HAS on current node
./crsctl stop has
Stop HAS on remote node
./crsctl stop has –n rac2
Stop entire cluster on all nodes
./crsctl stop cluster -all
Stop cluster ( CRS + HAS ) on remote node
./crsctl stop cluster –n rac2
Start Grid Cluster
Start HAS on current node
./crsctl start has
Start HAS on remote node
./crsctl start has –n rac2
Start entire cluster on all nodes
./crsctl start cluster –all
Start cluster(CRS + HAS) on remote node
./crsctl start cluster –n rac2
ENABLE – DISABLE CLUSTER AUTO START
crsctl enable has
crsctl disable has
