Lifecycle

lifecycle

rollout and versioning

when create deploiment it triggers rollout and it creates revision when container updaited new revision is created. this helps tracking of changes end gives ability to rollback

kubectl rollout status deployment/myapp-deployment

kubectl rollout history deployment/myapp-deployment

deploiment strategies

recreate

delete all and crate news

rolling update

replace one by one

new replacasets will be created.

update using kubectl apply

kubectl set image == but not good idea

Rollback

kubectl rollout undo deployment/myapp-deployment