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Enterprise Postgres 18 for Kubernetes User's Guide

A.2 Limitations

Note

If you log in to a container and edit the configuration file directly, restarting the container may undo your changes.

If you want to change the settings, modify the custom resource files as described in "5.2 Configuration Change" and reapply. Depending on the parameters to be changed, the container may be redeployed. Refer to "5.2 Configuration Change" for details of the parameters.

Unavailable FEP features

Since FEP server container is based on other components (like UBI and Patroni), there are certain limitations that doesn’t allow it to be 100% functionally capable to VM based server instance. The known limitations are as below.

No

Limitation

Reason for Limitation

Description

1

Crypto Express cards are not supported

IBM LinuxOne doesn’t support CryptoExpress cards in Openshift container platform at this stage.

FEP TDEz extension cannot be used on LinuxOne Openshift environment.

However, User can still use TDE on both LinuxOne Openshift environment as well as Azure (x86) Openshift environment.

Fixed parameter

Some parameters cannot be changed. Refer to "2.3.5.2 Parameters that cannot be Set".

FEP features that needs to be set when using

Refer to "2.3.7 FEP Unique Feature Enabled by Default".