Set image on deployment

Rolling-update the container image without editing YAML

kubectl set image deployment/<name> <container>=image:tag -n <ns>
tool
kubectl73 commands
tags
deployments

More kubectl commands

  • List rollout history
    kubectl rollout history deployment/<name> -n <ns>

    Show all revisions with change cause (requires --record or annotations)

  • Restart deployment (rolling)
    kubectl rollout restart deployment/<name> -n <ns>

    Trigger zero-downtime pod rotation without changing spec

  • Create namespace
    kubectl create namespace <ns>

    Create a new namespace; idempotent with --dry-run=client | apply

  • Set resource requests/limits
    kubectl set resources deployment/<name> -c <container> --requests=cpu=100m,memory=128Mi --limits=cpu=500m,memory=512Mi -n <ns>

    Update resource requests and limits on a running deployment

  • Run one-off pod
    kubectl run tmp --image=nicolaka/netshoot -it --rm --restart=Never -n <ns> -- bash

    Ephemeral pod for debugging; deleted on exit

all 73 kubectl commands