What's New in This Guide

This section introduces the documentation updates for release 23.4.x.

Release 23.4.6-F89908-13, March 2025

• Updated the procedure to add a Kubernetes worker node in the Adding a Kubernetes Worker Node section.
• Updated the procedure to renew Kubernetes certificates in the Renewing Kubernetes Certificates section.

Release 23.4.6-F89908-12, November 2024

• Added the Premaintenance Check for VMware Deployments section to provide details about verifying the content of the compute/main.tf and compute-lbvm/main.tf files before performing any maintenance procedure in a VMware deployment.
• Updated the procedure to configure SNMP trap receivers in the Configuring SNMP Trap Destinations section.

Release 23.4.6-F89908-08, September 2024

Updated the procedure to update Openstack credentials in the Updating OpenStack Credentials section.

Release 23.4.6-F89908-07, July 2024

Removed the following API server alerts from the Kubernetes Alerts section as they are not applicable to this release:

• APISERVER_CERTIFICATE_EXPIRATION_90D
• APISERVER_CERTIFICATE_EXPIRATION_30D
• APISERVER_CERTIFICATE_EXPIRATION_7D

Release 23.4.4-F89908-06, May 2024

Added the a_record request parameter in the following sections to add or delete an SRV record:

• Adding an SRV Record
• Deleting an SRV Record

Release 23.4.4-F89908-04, April 2024

Updated the steps to update OpenStack credentials in the Updating OpenStack Credentials section.

Release 23.4.1-F89908-03, February 2024

No updates are made to this document in this release.

Release 23.4.0-F89908-02, February 2024

Updated the common service versions in the Frequently Used Common Services section.

Release 23.4.0-F89908-01, December 2023

• Updated the release number to 23.4.x in the entire document.
• Added details about Kubernetes secret encryption in the Security section.
• Updated the OpenSearch data node count to 5 and added additional information about configuring the number of data nodes for OpenSearch in the Redundancy section.
• Made the following updates in the Resource Utilization section:
  • Added a note to state that the resource allocation limits provided for the observability tools can vary depending on various scenarios and that users must consult with workload teams to come up with suitable allocation limits.
  • Updated the resource utilization values of the following common services:
    • Prometheus
    • OpenSearch Master
    • OpenSearch Data
    • OpenSearch Client
    • Fluentd OpenSearch
• Made the following updates in the Common Services Alerts section:
  • Added the OPENSEARCH_DATA_PVC_NEARLY_FULL alert.
  • Added additional recommended actions for the OPENSEARCH_TOO_FEW_DATA_NODES_RUNNING alert.
• Updated the CNE cluster version requirement details in the following sections:
  • Activating Local DNS
  • Prerequisites for Activating Local DNS
  • Prerequisites for Adding SRV Records
• Added details about default Grafana dashboards in the Metrics section.
• Updated the Accessing the Bastion Host section to add additional information about accessing, managing, and troubleshooting Bastion Hosts.
• Updated the procedures to update MTU value in the Changing Network MTU section.
• Added a new OpenSearch component and updated the PCV values in the PV size table in the Changing OpenSearch Storage Allocation section.
• Removed kubelet certificate details and updated the comments in the Renewing Kubernetes Certificates section.
• Updated the steps to add a worker node for BareMetal or VMware deployment in the Adding a Kubernetes Worker Node section.
• Updated the file hosts.ini name in the Removing a Kubernetes Worker Node section.
• Updated the steps to update OpenStack credentials in the Updating OpenStack Credentials section.