Kubernetes replica backup

sync data between primary and Replica

  

bala:~ bala$ kubectl get pods

NAME                             READY   STATUS    RESTARTS   AGE
redis-master-5ccf554d96-jlpvp    1/1     Running   0          133m
redis-master-5ccf554d96-k7qcw    1/1     Running   0          133m
redis-master-5ccf554d96-rsf9r    1/1     Running   0          133m
redis-master-5ccf554d96-vnpkk    1/1     Running   0          133m
redis-replica-858fc45586-2gslf   1/1     Running   0          133m
redis-replica-858fc45586-45n7w   1/1     Running   0          133m
redis-replica-858fc45586-5d4xm   1/1     Running   0          133m
redis-replica-858fc45586-bqlt4   1/1     Running   0          133m

bala:~ bala$ kubectl exec -it  redis-master-5ccf554d96-jlpvp -- /bin/bash
root@redis-master-5ccf554d96-jlpvp:/data#

bala:~ bala$ kubectl exec -it  redis-master-5ccf554d96-jlpvp  -- redis-cli
127.0.0.1:6379> keys *
(empty array)

127.0.0.1:6379> set key1 value1
OK
127.0.0.1:6379> set key2 value2
OK
127.0.0.1:6379> keys *
1) "key2"
2) "key1"

127.0.0.1:6379>
bala:~ bala$ kubectl exec -it  redis-replica-858fc45586-2gslf  -- redis-cli
127.0.0.1:6379> keys *
1) "key2"
2) "key1"
127.0.0.1:6379>
bala:~ bala$ kubectl exec -it  redis-master-5ccf554d96-rsf9r  -- redis-cli
127.0.0.1:6379> keys *
(empty array)
127.0.0.1:6379>
bala:~ bala$ kubectl exec -it  redis-replica-858fc45586-45n7w  -- redis-cli
127.0.0.1:6379> keys *
(empty array)
127.0.0.1:6379>
bala:~ bala$ kubectl exec -it  redis-master-5ccf554d96-vnpkk  -- redis-cli
127.0.0.1:6379> set key1 vl1
OK
127.0.0.1:6379> set key2 vl2
OK
127.0.0.1:6379>
bala:~ bala$ kubectl exec -it  redis-master-5ccf554d96-vnpkk  -- redis-cli
127.0.0.1:6379> set key3 vl3
OK
127.0.0.1:6379>
bala:~ bala$ kubectl exec -it  redis-replica-858fc45586-bqlt4  -- redis-cli
127.0.0.1:6379> keys *
(empty array)
127.0.0.1:6379>
bala:~ bala$ kubectl exec -it  redis-replica-858fc45586-5d4xm  -- redis-cli
127.0.0.1:6379> keys *
1) "key3"
2) "key1"
3) "key2"
127.0.0.1:6379>