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Expanding an Oracle Big Data Appliance V4.5 and Higher Cluster Frequently Asked Questions (Doc ID 2497440.1)

Last updated on NOVEMBER 04, 2019

Applies to:

Big Data Appliance Integrated Software - Version 4.5.0 and later
Linux x86-64

Purpose

This document provides a list of frequently asked questions (FAQ) for Oracle Big Data Appliance cluster expansion on v4.5 and higher.

Questions and Answers

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In this Document
Purpose
Questions and Answers
 Other than the FAQ here is there any other place to find Frequently Asked Questions about BDA cluster expansion?
 Does cluster expansion require downtime?
 Where can more information on the service role layout be found?
 When adding servers to a cluster via Mammoth cluster expansion is it a requirement that the new servers being added to the cluster have the same major Oracle Linux version as the rest of the cluster?
 On which node of the cluster is the expansion run from?
 If expansion is run step by step is there any recommended stopping place after which expansion can resume on a subsequent day?
 When expanding a cluster with a new rack is there any minimum number of servers that must be added?
 Is it necessary to decommission non-BDA edge node which are part of the cluster during expansion?
 What if the new servers have a larger disk capacity than those on the existing cluster?
 What about clusters using Oracle Enterprise Manager Cloud Control to monitor Oracle Big Data Appliance?
 If a BDA Mammoth expansion re-applies service default parameter values, is it safe to revert to pre-expansion custom values?
 What about clusters with a license for Oracle Big Data Connectors?
 Do nodes expanded into a cluster need to be on the same Infiniband fabric?
References

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