Limit Ranges: Policy to constrain resource allocations (limits and requests) to specific objects in a namespace. Observability and Maintenance
StatefulSets: Manages the deployment and scaling of a set of Pods with unique, persistent identities.
CNI (Container Network Interface): The standard for configuring network interfaces in Linux containers. The controller that ensures a specified number of
The controller that ensures a specified number of Pod replicas are running at any given time. It’s the safety net for availability.
Network Policies: Specification of how groups of pods are allowed to communicate with each other and other network endpoints. Secrets: Similar to ConfigMaps but specifically intended to
Secrets: Similar to ConfigMaps but specifically intended to hold sensitive information like passwords or tokens.
Managing data persistence and application settings. you lose the cluster.
The file that defines a new resource type (e.g., a "PostgresCluster"). It extends the Kubernetes vocabulary.
Jobs: Creates one or more Pods and ensures that a specified number of them successfully terminate.
The key-value store. It is the single source of truth for the cluster state. If you lose etcd, you lose the cluster.