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Pods

Description

A Pod is the smallest deployable unit in Kubernetes.

A pod represents one or more containers that share:

  • network namespace
  • storage volumes
  • lifecycle

Containers inside the same pod can communicate using localhost.

Pods are typically created and managed by higher-level controllers such as Deployments.

Key Fields

Field Description
metadata.name Name of the pod
spec.containers List of containers running in the pod
spec.volumes Storage volumes attached to the pod
spec.restartPolicy Container restart behavior

Example Pod Manifest

apiVersion: v1
kind: Pod
metadata:
  name: nginx-pod
spec:
  containers:
  - name: nginx
    image: nginx
    ports:
    - containerPort: 80

Common Commands

Create a pod: 

kubectl apply -f pod.yaml

List pods: 

kubectl get pods

View pod details: List pods: 

kubectl describe pod nginx-pod

Use Cases

Pods are typically used for:

  • running containers
  • testing workloads
  • debugging container images In production environments, pods are usually managed by controllers such as Deployments.
  • Deployments
  • Services