Pod (Kubernetes)

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Kubernetes Pods [1][2] are the smallest deployable units that allows to deploy one or multiple containers as a single atomic unit. Pods are defined using YAML files and applied with kubectl apply command.

Pod related commands[edit]

kubectl get pods
kubectl describe pod MY_POD_NAME
  • List all container by pod:
kubectl get pods -o jsonpath='{range .items[*]}{"pod: "}{.metadata.name}{"\n"}{range .spec.containers[*]}{"\tname: "}{.name}{"\n\timage: "}{.image}{"\n"}{end}'


See also ReplicaSet[3] concept.

Activities[edit]

  1. CKA v1.23 Understand connectivity between Pods
  2. CKA v1.15: Create and configure a basic Pod: kubectl apply
  3. Create a pod network: kubeadm init --pod-network-cidr=10.244.0.0/16

Related terms[edit]

kubernetes.io/pod/volume/utilization

See also[edit]

  • https://kubernetes.io/docs/concepts/workloads/pods/pod/
  • https://en.wikipedia.org/wiki/Kubernetes#Pods
  • https://kubernetes.io/docs/concepts/workloads/controllers/replicaset/
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