Installing the cvuqdisk RPM for Linux
If you do not use an Oracle Preinstallation RPM, and you want to use the Cluster Verification Utility, then you must install the cvuqdisk RPM.
               
Without 
               
               cvuqdisk, Cluster Verification Utility cannot discover shared disks, and you receive the error message "Package cvuqdisk not installed" when you run Cluster Verification Utility. Use the cvuqdisk RPM for your hardware (for example, x86_64).