Support Questions
Find answers, ask questions, and share your expertise

Adding new storage directories to existing Datanodes

Expert Contributor

I plan to expand my HDFS cluster by adding new volumes to existing datanodes. 


1. Do i need to stop the data node before making any change to, ? 


Can i make the change in CM and do rolling restart ?




Master Guru
The answer to both questions is yes.
Take a Tour of the Community
Don't have an account?
Your experience may be limited. Sign in to explore more.