Upgrade Splunk UBA prerequisites

Splunk UBA 5.0.5 requires any Splunk UBA 5.0.x release. See How to install or upgrade to this release of Splunk UBA for upgrade path information.

Before you upgrade, perform the following tasks:

In RHEL Linux environments:
1. Ensure that Splunk UBA has access to RHEL repositories.
2. Review the External dependencies affected by this upgrade in the Release Notes.
Review the Known issues for this release in the Release Notes.
The software update contains two archive files approximately 300MB and 275MB in size. The total extracted size is approximately 1GB. Verify that you have enough free space in /home/caspida to store the downloaded the extracted installer files.
Backup your system. See Prepare to backup Splunk UBA in Administer Splunk User Behavior Analytics.
Make sure your system is running normally by using the uba_health_check.sh shell script.
```
/opt/caspida/bin/utils/uba_health_check.sh
```
See Check system status before and after installation for more information about the script.

Upgrade your Splunk UBA deployment

After satisfying the prerequisite requirements, go to one of the following: