STATEFULL SETS

First create service -ClusterIP with spec set as clusterIP NONE

apiVersion: v1

kind: Service

metadata:

name: svc-hl-kubetrain

spec:

clusterIP: None

selector:

tag: label-sts-kubetrain

STEP 2:

Create the StatefulSet YAML file

apiVersion: apps/v1

kind: StatefulSet

metadata:

name: sts-kubetrain

spec:

replicas: 3

serviceName: svc-hl-kubetrain

selector:

matchLabels:

tag: label-sts-kubetrain

template:

metadata:

labels:

tag: label-sts-kubetrain

spec:

containers:

- image: httpd

name: c1