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Steps to Decommission a Slave Node on Oracle Big Data Appliance (Doc ID 1624718.1)

Last updated on OCTOBER 11, 2016

Applies to:

Big Data Appliance Integrated Software - Version 2.1.1 and later
Linux x86-64


This document provides FAQ and Steps on how to decommission a slave node on Oracle Big Data Appliance(BDA) thru Cloudera Manager(CM).

For an overview of Decommissioning and Recommissioning a Host refer to Cloudera Documentation


Oracle Big Data Appliance (BDA) Administrators, Oracle Advanced Customer Support (ACS), Oracle Field Engineers, etc.


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In this Document
 FAQ About Decommissioning a Slave Node
 Q1) What happens when a slave node is decommissioned?
 Q2) Is it required to stop services/roles residing on the slave node before decommission?
 Q3) Is it possible to decommission multiple slave nodes in one go ?
 Q4) Do you need to use the “Remove from cluster” host action?
 Q5) Do you need to stop CM agent on the nodes after decommission ?
 Q6)  Do you need to rebalance the cluster before/after decommissioning node/s?
 Steps to Decommission a Slave Node

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