Debug School


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Learning in Kubernetes

ETCD-Kubernetes cluster uses etcd as its back up plan for data.
Controller Manager:-responsible for onboarding new nodes to the cluster handling situations where nodes become unavailable or get destroyed to keep our application running
API Server:-determines if a request is valid and then processes it
Schedule:- a control plane process which assigns Pods to Nodes
POD- Pod is not a physical entity. It just like isolate containers.
Configmap:- store key value pair.
Secret:- store key value in encoded form
PV:-have a lifecycle independent of any individual Pod that uses the PV
PVC:-PersistentVolumeClaim is a request for storage by a user
Job:- run the process once
Cronjob:- run the process in repeated interval

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