Glossary

A reference for common terms used throughout the DSRI documentation. Click any card to expand its full definition, or use the search and category filters to find what you need.

All categoriesKubernetesWorkloadNetworkingSecurityOpenShiftStorageCompute

PodKubernetes

The smallest deployable unit in Kubernetes.

NodeKubernetes

A worker machine in the cluster.

KubernetesKubernetes

Open-source container orchestration platform.

NamespaceKubernetes

Logical partition to isolate cluster resources.

Resource QuotaKubernetes

Limits on resources a namespace can consume.

ConfigMapKubernetes

Store non-sensitive configuration as key-value pairs.

DeploymentWorkload

Declarative updates for pods and replica sets.

ContainerWorkload

Lightweight, portable unit of software.

OperatorWorkload

Packaged Kubernetes application logic.

Image streamWorkload

Manage and update container images.

DockerfileWorkload

Build instructions for a Docker image.

HelmWorkload

Package manager for Kubernetes applications.

RegistryWorkload

Storage and distribution system for container images.

ServiceNetworking

Internal load balancer for pods.

RouteNetworking

Expose services via a public DNS entry.

SecretSecurity

Holds sensitive data in the cluster.

Service AccountSecurity

Identity for workloads running in the cluster.

ProjectOpenShift

Isolated namespace for a community of users.

OpenShiftOpenShift

Hybrid cloud, enterprise Kubernetes platform.

OKDOpenShift

Community distribution of Kubernetes.

OpenShift CLIOpenShift

Command-line interface (oc) for OpenShift.

Persistent volume claimStorage

Request persistent storage in the cluster.

Persistent volumeStorage

A piece of storage provisioned in the cluster.

GPUCompute

Graphics Processing Unit for accelerated computing.

CPUCompute

Central Processing Unit - general-purpose compute resource.