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hardkubectl

Validate a deployment manifest locally without sending it to the cluster

command

kubectl apply -f DEPLOYMENT_FILE --dry-run=client

also accepted

kubectl apply

Command breakdown

Part of the Kubernetes CLI (kubectl) — Deployments category.

kubectlapply-fDEPLOYMENT_FILE--dry-run=client

Flag	Purpose
`-f`	Boolean flag
`--dry-run`	Set to: client

More Deployments commands

Create a new deployment with a single replica of the specified imagekubectl create deployment DEPLOYMENT_NAME --image IMAGE_NAME
List all deployments and their ready replica counts in the current namespacekubectl get deployments
Show detailed state, strategy, and events for a specific deploymentkubectl describe deployment DEPLOYMENT_NAME
Delete a deployment and all of its managed replica sets and podskubectl delete deployment DEPLOYMENT_NAME
Scale the number of pod replicas in a deployment to a specified countkubectl scale deployment DEPLOYMENT_NAME --replicas REPLICA_COUNT
Update the container image of a deployment to trigger a rolling updatekubectl set image deployment/DEPLOYMENT_NAME CONTAINER_NAME=IMAGE_NAME
Watch the progress of a rolling update for a deployment until completionkubectl rollout status deployment/DEPLOYMENT_NAME
Roll back a deployment to its previous revisionkubectl rollout undo deployment/DEPLOYMENT_NAME

See all Deployments commands →

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