EDR: Can Old Postgres Versions Be Uninstalled After Upgrading Server?

Products

• Carbon Black EDR (formerly Cb Response)

Issue/Introduction

Can old versions of PostgreSQL be uninstalled after an EDR Server upgrade installs a new major version? Example:

Can postgres 10.17 be removed after the EDR Server 7.6.0 upgrade installs 13.4?

Environment

• EDR Server: All Versions

Resolution

Yes, old versions of PostgreSQL are no longer needed by EDR Server and can be safely removed.

Additional Information

• Review the Third Party Software Updates section of EDR Server Release Notes for potential upgrades to postgres.
• A yum remove command should be sufficient to uninstall old postgres versions. Example:

  yum remove postgresql10 postgresql10-libs postgresql10-server