Real-world: Day-2 NF upgrade, rollback, and incident response

Day-2 Operations in Cloud-Native Telecom

Day-2 operations encompass all activities required to maintain, monitor, and optimize a 5G Core deployment after initial installation. This includes routine maintenance tasks like certificate rotation, configuration updates, and OS patching, as well as reactive activities like incident response, troubleshooting, and emergency scaling. Cloud-native platforms shift operations from manual CLI interactions on individual appliances to declarative automation through GitOps workflows. Kubernetes operators, custom controllers that encode domain-specific operational knowledge, can automate complex…