Monday, October 16, 2017

Change IP or Host name for an already installed Cloudera Manager

  1. Shutdown all services
  2. service cloudera-scm-agent stop on all nodes 
  3. service cloudera-scm-server stop on CM server
Login to master node through putty and connect to postgres sql database 

It will ask for the password for scm user.

If we don't know the password , issue the below command to get the password

With the password login to database now with previous command.

Issue the below command to get the list of nodes details

Now issue the below update command to update the ipaddress of the desired node

Check the node for updated ip now

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