more details on nats

# Get version

nekufa@fasiga ~ % kubectl describe pod nats-2 -n wfm-test | grep Image
    Image:         nats:2.7.2-alpine
    Image ID:      docker-pullable://nats@sha256:8b3fb2423a8cce4607ef30a990b35545afe0a3c613cd05b8eec7b483df268b1d
    Image:         natsio/nats-server-config-reloader:0.6.2
    Image ID:      docker-pullable://natsio/nats-server-config-reloader@sha256:ad0374303b134b7d2d4a5a781107b426739df73fcf504c26c5ef15bc1c4ca10e
    Image:         natsio/prometheus-nats-exporter:0.9.0
    Image ID:      docker-pullable://natsio/prometheus-nats-exporter@sha256:cbeecd2159da4705dcde1b834f8efb97b3acd7a1be6fc393fe0cd2644fc30b50

# check disk usage for nats-2 instance

nekufa@fasiga ~ % kubectl exec -ti nats-2 -n wfm-test -c nats -- du -hs /data/jetstream/\$G
135.2M	/data/jetstream/$G

nekufa@fasiga ~ % kubectl exec -ti nats-2 -n wfm-test -c nats -- du -h /data/jetstream/\$G | sort | head -n 3
101.6M	/data/jetstream/$G/streams/queue/msgs
101.7M	/data/jetstream/$G/streams/queue
12.0K	/data/jetstream/$G/streams/anomaly/msgs

# check message count for queue stream

nekufa@fasiga ~ % kubectl exec -ti nats-box-85c784bf49-kwl57 -n wfm-test -- nats stream info queue      
Information for Stream queue created 2022-02-08T15:11:55Z

Configuration:

             Subjects: queue
     Acknowledgements: true
            Retention: File - WorkQueue
             Replicas: 1
       Discard Policy: New
     Duplicate Window: 2m0s
    Allows Msg Delete: true
         Allows Purge: true
       Allows Rollups: true
     Maximum Messages: unlimited
        Maximum Bytes: unlimited
          Maximum Age: unlimited
 Maximum Message Size: unlimited
    Maximum Consumers: unlimited


Cluster Information:

                 Name: nats
               Leader: nats-2

State:

             Messages: 0
                Bytes: 0 B
             FirstSeq: 50,559
              LastSeq: 50,558 @ 2022-02-09T10:29:32 UTC
     Active Consumers: 1