My Oracle Support Banner

Cluster Verification Utility (CLUVFY) FAQ (Doc ID 316817.1)

Last updated on AUGUST 29, 2023

Applies to:

Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


This document addresses some of the frequently asked questions and common concerns regarding the Cluster Verification Framework and the cluvfy tool.



To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document
 What is Cluster Verification Utility (CVU)? What are its objectives and features?
 What is a stage?
 What is a component?
 What is nodelist?
 Do I have to be root to use CVU?
 What about discovery? Does CVU discover installed components?
 How do I install CVU from OTN?
 What is 'cvuqdisk' rpm? Why should I install this rpm?
 How do I install 'cvuqdisk' package?
 How do I know about cluvfy commands?
 Do I have to type the nodelist every time for the CVU commands? Is there any shortcut?
 How do I get detail output of a check?
 Can I check if the storage is shared among the nodes?
 Can CVU fix something in the system?
 How do I check the Oracle Clusterware stack and other sub-components of it?
 How do I check user accounts and administrative permissions related issues?
 How do I check if SSH is configured properly on my cluster?
 Is there a way to compare nodes?
 Is there a way to verify that the Oracle Clusterware is working properly before proceeding with RAC install?
 At what point cluvfy is usable? Can I use cluvfy before installing Oracle Clusterware?
 How do I turn on tracing?
 Why cluvfy reports "unknown" on a particular node?
 Scalability RAC Community

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.