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Prerequisites for BDA 4.14 Upgrade (Doc ID 2568646.1)

Last updated on JUNE 13, 2023

Applies to:

Big Data Appliance Integrated Software - Version 4.10.0 to 4.14.0 [Release 4.10]
Linux x86-64


This document provides instructions the upgrade prerequisites for BDA 4.14.

It should be used with: Upgrading Oracle Big Data Appliance(BDA) CDH Cluster to V4.14.0 from V4.10, V4.11, V4.12, 4.13 on OL6 and from V4.12 on OL7 Releases using Mammoth Software Upgrade Bundle for OL6 or OL7 (Doc ID 2566358.1).


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


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In this Document
 Prerequisites for BDA V4.14 Upgrade
 Prerequisites for cluster health
 Prerequisites for Mammoth Bundle Download
 For On-Premise Environments
 Prerequisites for scheduling the Upgrade
 Prerequisites regarding Non BDA nodes which are part of the cluster
 Prerequisites for the httpd and cloudera-scm-server service
 Prerequisites for grub
 On X7-2/X8-2 Servers on OL6
 On X7-2/X8-2 Servers on OL7
 On X6-2 and Lower Servers on OL6
 On X6-2 and Lower Servers on OL7
 Prerequisites for dcli
 Prerequisites for /etc/ssh/sshd_config 
 Prerequisites to avoid errors dependent on language
 Prerequisites for repositories
 Prerequisites for some non-default Mammoth services.
 Prerequisites to ensure NO running or suspended Oozie workflow, coordinator, bundle jobs
 Prerequisites for the flume
 Prerequisites for impala LZO
 Prerequisites for MySQL
 Prerequisites for Big Data SQL
 Prerequisites regarding sufficient space
 Prerequisites for Kerberos
 Prerequisites for TLS /SSL/HTTPS
 Prerequisites for $JAVA_HOME/jre/lib/security/jssecacerts, custom $JAVA_HOME/jre/lib/security/cacerts, and custom certificates
 Prerequisites for Certificates
 Prerequisites related to OL files in /etc and 'root'
 Prerequisites for passwords
 Prerequisites for 'oracle' user UID and GID
 Prerequisites for mount points
 Prerequisites for X7-2 mount points (for X7-2 servers only)
 Prerequisites for proxies
 Prerequisites for old params files and all network.json files and config.json files
 Prerequisites for Key Trustee Servers
 Prerequisites for Key Trustee Servers off the BDA
 Prerequisites for  Big Data Discovery
 Prerequisites for Host Names
 Prerequisites for <ROOT_USER>
 Prerequisites for Cloudera Manager
 Prerequisites for rpms for OL6

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