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I need to change the hostname for DataNode/Tasktracker which been managed by cloudera Manager.

I need to change the hostname for DataNode/Tasktracker which been managed by cloudera Manager.

Dear All,

 

I got a task that I need to change the hostname for one of  DataNode/Tasktracker which  been managed by cloudera Manager.
(i m using cdh 4.3.1)


Question here is, I can goahead and change the server name in OS Level
But i am not sure how to update/change that hostname in CLOUDERA MANAGER.

 

Kindly advice me how to proceed on this.

 

Best Regards,
Bommuraj