1 Introduction

This guide describes how to install or upgrade Oracle Communications Cloud Native Core, cnDBTier (cnDBTier) in a cloud native environment. It also includes information on performing fault recovery for cnDBTier.”

Note:

kubectl commands can vary based on the deployment platform. Replace kubectl with Kubernetes environment-specific command line tool to configure Kubernetes resources through kube-api server. The instructions provided in this document are as per the Oracle Communications Cloud Native Core, Cloud Native Environment (CNE) version of kube-api server.

Caution:

User, computer and applications, and character encoding settings may cause an issue when copy-pasting commands or any content from PDF. PDF reader version also affects the copy-pasting functionality. It is recommended to verify the pasted content especially when the hyphens or any special characters are part of the copied content.

1.1 Overview

cnDBTier is a key component of the 5G Service Based Architecture.

cnDBTier is the geodiverse database layer provided as part of the Cloud Native Environment. It provides persistent storage for the state data and subscriber data in a cloud environment. Any Kubernetes environment with dynamic Kubernetes storage supports cnDBTier installation.

1.2 References

Refer to the following documents for more information about cnDBTier:
  • Oracle Communications Cloud Native Core, cnDBTier User Guide
  • Oracle Communications Cloud Native Core, cnDBTier Network Impact Report

1.3 Oracle Error Correction Policy

The table below outlines the key details for the current and past releases, their General Availability (GA) dates, the latest patch versions, and the end dates for the Error Correction Grace Period.

Table 1-1 Error Correction Policy

Release Number General Availability (GA) Date Latest Patch Version Error Correction Grace Period End Date
3.24.3 October 2024 24.3.0 October 2025
3.24.2 July 2024 24.2.2 July 2025
3.24.1 April 2024 24.1.2 April 2025
3.23.4 December 2023 23.4.6 December 2024

Note:

For a release, Sev1 and Critical Patch Unit (CPU) patches are supported for 12 months. For more information, see Oracle Communications Cloud Native Core and Network Analytics Error Correction Policy.

1.4 Oracle Open Source Support Policies

Oracle Communications Cloud Native Core uses open source technology governed by the Oracle Open Source Support Policies. For more information, see Oracle Open Source Support Policies Oracle Open Source Support Policies.