Reboot Exadata Machine
1) Log in to the first database server as root. 2) Change to the OneCommand directory # cd /opt/oracle.SupportTools/onecommand 3) Note whether the Grid Infrastructure is currently enabled for autostart, so that this state can be restored later: # dcli -g dbs_group -l root /u01/app/11.2.0/grid/bin/crsctl config crs 4) Disable the Grid Infrastructure for autostart on the database servers if the previous step indicated it is currently enabled for autostart. # dcli -g dbs_group -l root /u01/app/11.2.0/grid/bin/crsctl disable crs Note: This is step is [Optional] and it can required during maintenance operation like “firmware patches” which requires to reboot the Compute Node several times. 5) Stop the Grid Infrastructure stack on the database servers (compute nodes): # dcli -g dbs_group -l root /u01/app/11.2.0/grid/bin/crsctl stop crs 6) Verify that the Grid Infrastructure stack has shutdown successfully on the database servers. The following