diff --git a/conf/prometheus-jmx-exporter-cassandra.yml b/conf/prometheus-jmx-exporter-cassandra.yml
new file mode 100644
index 0000000..7c256d9
--- /dev/null
+++ b/conf/prometheus-jmx-exporter-cassandra.yml
@@ -0,0 +1,42 @@
+# see:
+# - http://cassandra.apache.org/doc/latest/operating/metrics.html
+# - https://blog.pythian.com/step-step-monitoring-cassandra-prometheus-grafana/
+
+startDelaySeconds: 0
+hostPort: cassandra-seed:7199
+username: 
+password: 
+#jmxUrl: service:jmx:rmi:///jndi/rmi://127.0.0.1:1234/jmxrmi
+ssl: false
+lowercaseOutputName: false
+lowercaseOutputLabelNames: false
+whitelistObjectNames: ["org.apache.cassandra.metrics:*"]
+blacklistObjectNames: []
+rules:
+- pattern: org.apache.cassandra.metrics<type=(Connection|Streaming), scope=(\S*), name=(\S*)><>(Count|Value)
+  name: cassandra_$1_$3
+  labels:
+    address: "$2"
+- pattern: org.apache.cassandra.metrics<type=(ColumnFamily), name=(RangeLatency)><>(Mean)
+  name: cassandra_$1_$2_$3
+- pattern: org.apache.cassandra.net<type=(FailureDetector)><>(DownEndpointCount)
+  name: cassandra_$1_$2
+- pattern: org.apache.cassandra.metrics<type=(Keyspace), keyspace=(\S*), name=(\S*)><>(Count|Mean|95thPercentile)
+  name: cassandra_$1_$3_$4
+  labels:
+    "$1": "$2"
+- pattern: org.apache.cassandra.metrics<type=(Table), keyspace=(\S*), scope=(\S*), name=(\S*)><>(Count|Mean|95thPercentile)
+  name: cassandra_$1_$4_$5
+  labels:
+    "keyspace": "$2"
+    "table": "$3"
+- pattern: org.apache.cassandra.metrics<type=(ClientRequest), scope=(\S*), name=(\S*)><>(Count|Mean|95thPercentile)
+  name: cassandra_$1_$3_$4
+  labels:
+    "type": "$2"
+- pattern: org.apache.cassandra.metrics<type=(\S*)(?:, ((?!scope)\S*)=(\S*))?(?:, scope=(\S*))?,
+    name=(\S*)><>(Count|Value)
+  name: cassandra_$1_$5
+  labels:
+    "$1": "$4"
+    "$2": "$3"
diff --git a/conf/prometheus-jmx-exporter-logging.properties b/conf/prometheus-jmx-exporter-logging.properties
new file mode 100644
index 0000000..0f4c31f
--- /dev/null
+++ b/conf/prometheus-jmx-exporter-logging.properties
@@ -0,0 +1,6 @@
+handlers=java.util.logging.ConsoleHandler
+# uncomment this to get logs:
+#java.util.logging.ConsoleHandler.level=ALL
+#io.prometheus.jmx.level=ALL
+#io.prometheus.jmx.shaded.io.prometheus.jmx.level=ALL
+
diff --git a/conf/prometheus.yml b/conf/prometheus.yml
index 9e10744..f342c98 100644
--- a/conf/prometheus.yml
+++ b/conf/prometheus.yml
@@ -1,17 +1,22 @@
 # my global config
 global:
   scrape_interval:     15s # Set the scrape interval to every 15 seconds. Default is every 1 minute.
   evaluation_interval: 15s # Evaluate rules every 15 seconds. The default is every 1 minute.
   # scrape_timeout is set to the global default (10s).
 
 scrape_configs:
   - job_name: prometheus
     static_configs:
     - targets:
         - localhost:9090
     metrics_path: /prometheus/metrics
 
   - job_name: statsd-exporter
     static_configs:
     - targets:
         - prometheus-statsd-exporter:9102
+
+  - job_name: jmx-exporter-cassandra
+    static_configs:
+    - targets:
+        - prometheus-jmx-exporter-cassandra:5556
diff --git a/docker-compose.cassandra.yml b/docker-compose.cassandra.yml
index 6724e54..d9bcbb4 100644
--- a/docker-compose.cassandra.yml
+++ b/docker-compose.cassandra.yml
@@ -1,46 +1,62 @@
 version: '2'
 
 services:
   cassandra-seed:
     # This container starts a Cassandra instance that must be used as the
     # contact-point for clients. This container will then make the client
     # discover other cassandra containers.
     # This container must not be scaled up; scale up th 'cassandra'
     # container instead.
     image: cassandra
     env_file:
     - ./env/cassandra.env
     entrypoint: /swh_entrypoint.sh
     volumes:
         - "./services/cassandra/swh_entrypoint.sh:/swh_entrypoint.sh:ro"
         - "./conf/cassandra.yaml:/cassandra.yaml:ro"
 
   cassandra:
     # Additional Cassandra instance(s), which may be scaled up, but not
     # down. They will automatically connect to 'cassandra-seed', and
     # 'cassandra-seed' will tell clients to connect to these 'cassandra'
     # containers to load-balance.
     image: cassandra
     entrypoint: /swh_entrypoint.sh
     volumes:
         - "./services/cassandra/swh_entrypoint.sh:/swh_entrypoint.sh:ro"
         - "./conf/cassandra.yaml:/cassandra.yaml:ro"
     env_file:
     - ./env/cassandra.env
 
+  prometheus:
+    # just to add the dep on the cassandra-jmx-exporter-cassandra
+    depends_on:
+    - prometheus-statsd-exporter
+    - prometheus-jmx-exporter-cassandra
+
+  prometheus-jmx-exporter-cassandra:
+    image: sscaling/jmx-prometheus-exporter
+    environment:
+      JVM_OPTS: "-Djava.util.logging.config.file=/logging.properties"
+    volumes:
+      - "./conf/prometheus-jmx-exporter-cassandra.yml:/opt/jmx_exporter/config.yml:ro"
+      - "./conf/prometheus-jmx-exporter-logging.properties:/logging.properties:ro"
+    ports:
+    - "5556:5556"
+
   swh-storage:
     volumes:
       # note: you need to be on the cassandra-backend2 branch
       - "/home/dev/swh-environment/swh-storage:/src/swh-storage"
       - "/home/dev/swh-environment/swh-model:/src/swh-model"
       - "./conf/storage_cassandra.yml:/storage.yml:ro"
       - "./services/swh-storage/entrypoint.sh:/entrypoint.sh:ro"
     depends_on:
       - swh-storage-db
       - cassandra-seed
       - swh-objstorage
       - kafka
     environment:
       CASSANDRA_SEED: cassandra-seed
       STORAGE_BACKEND: cassandra
       PYTHONUNBUFFERED: 1
diff --git a/docker-compose.yml b/docker-compose.yml
index 8875249..4b81a65 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,382 +1,386 @@
 version: '2'
 
 services:
 
   amqp:
     image: rabbitmq:3.6-management
     ports:
       - 5072:5672
 
 #  flower:
 #    image: mher/flower
 #    command: --broker=amqp://guest:guest@amqp:5672// --url_prefix=flower
 #    ports:
 #      - 5055:5555
 #    depends_on:
 #      - amqp
 
   zookeeper:
     image: wurstmeister/zookeeper
     restart: always
 
   kafka:
     image: wurstmeister/kafka
     ports:
       - "5092:9092"
     env_file: ./env/kafka.env
     depends_on:
       - zookeeper
 
   kafka-manager:
     image: hlebalbau/kafka-manager:stable
     ports:
       - "5093:9000"
     environment:
       ZK_HOSTS: zookeeper:2181
       APPLICATION_SECRET: random-secret
     command: -Dpidfile.path=/dev/null
 
   prometheus:
     image: prom/prometheus
+    depends_on:
+    - prometheus-statsd-exporter
     command:
       # Needed for the reverse-proxy
       - "--web.external-url=/prometheus"
       - "--config.file=/etc/prometheus/prometheus.yml"
     volumes:
       - "./conf/prometheus.yml:/etc/prometheus/prometheus.yml:ro"
     restart: unless-stopped
 
   prometheus-statsd-exporter:
     image: prom/statsd-exporter
     command:
       - "--statsd.mapping-config=/etc/prometheus/statsd-mapping.yml"
     volumes:
       - "./conf/prometheus-statsd-mapping.yml:/etc/prometheus/statsd-mapping.yml:ro"
     restart: unless-stopped
 
   grafana:
     image: grafana/grafana
     restart: unless-stopped
+    depends_on:
+    - prometheus
     environment:
       GF_SERVER_ROOT_URL: http://localhost:5080/grafana
     volumes:
       - "./conf/grafana/provisioning:/etc/grafana/provisioning:ro"
       - "./conf/grafana/dashboards:/var/lib/grafana/dashboards"
 
   nginx:
     image: nginx
     volumes:
       - "./conf/nginx.conf:/etc/nginx/nginx.conf:ro"
     ports:
       - 5080:5080
 
 # Scheduler
 
   swh-scheduler-db:
     image: postgres:11
     env_file:
       - ./env/scheduler-db.env
     environment:
       # unset PGHOST as db service crashes otherwise
       PGHOST:
 
   swh-scheduler-api:
     image: swh/stack
     build: ./
     env_file:
       - ./env/scheduler-db.env
       - ./env/scheduler.env
     environment:
       SWH_CONFIG_FILENAME: /scheduler.yml
       SWH_SCHEDULER_CONFIG_FILE: /scheduler.yml
     entrypoint: /entrypoint.sh
     depends_on:
       - swh-scheduler-db
     ports:
       - 5008:5008
     volumes:
       - "./conf/scheduler.yml:/scheduler.yml:ro"
       - "./services/swh-scheduler-api/entrypoint.sh:/entrypoint.sh:ro"
 
   swh-scheduler-listener:
     image: swh/stack
     build: ./
     env_file:
       - ./env/scheduler-db.env
       - ./env/scheduler.env
     environment:
       SWH_CONFIG_FILENAME: /scheduler.yml
       SWH_SCHEDULER_CONFIG_FILE: /scheduler.yml
     entrypoint: /entrypoint.sh
     command: listener
     depends_on:
       - swh-scheduler-api
       - amqp
     volumes:
       - "./conf/scheduler.yml:/scheduler.yml:ro"
       - "./services/swh-scheduler-worker/entrypoint.sh:/entrypoint.sh:ro"
 
   swh-scheduler-runner:
     image: swh/stack
     build: ./
     env_file:
       - ./env/scheduler-db.env
       - ./env/scheduler.env
     environment:
       SWH_CONFIG_FILENAME: /scheduler.yml
       SWH_SCHEDULER_CONFIG_FILE: /scheduler.yml
     entrypoint: /entrypoint.sh
     command: runner -p 10
     depends_on:
       - swh-scheduler-api
       - amqp
     volumes:
       - "./conf/scheduler.yml:/scheduler.yml:ro"
       - "./services/swh-scheduler-worker/entrypoint.sh:/entrypoint.sh:ro"
 
 # Graph storage
 
   swh-storage-db:
     image: postgres:11
     env_file:
       - ./env/storage-db.env
     environment:
       # unset PGHOST as db service crashes otherwise
       PGHOST:
 
   swh-storage:
     image: swh/stack
     build: ./
     ports:
       - 5002:5002
     depends_on:
       - swh-storage-db
       - swh-objstorage
       - kafka
     env_file:
       - ./env/storage-db.env
     environment:
       SWH_CONFIG_FILENAME: /storage.yml
       STORAGE_BACKEND: postgresql
     entrypoint: /entrypoint.sh
     volumes:
       - "./conf/storage.yml:/storage.yml:ro"
       - "./services/swh-storage/entrypoint.sh:/entrypoint.sh:ro"
 
 # Object storage
 
   swh-objstorage:
     build: ./
     image: swh/stack
     ports:
       - 5003:5003
     environment:
       SWH_CONFIG_FILENAME: /objstorage.yml
     entrypoint: /entrypoint.sh
     volumes:
       - "./conf/objstorage.yml:/objstorage.yml:ro"
       - "./services/swh-objstorage/entrypoint.sh:/entrypoint.sh:ro"
 
 # Indexer storage
 
   swh-idx-storage-db:
     image: postgres:11
     env_file:
       - ./env/indexers-db.env
     environment:
       # unset PGHOST as db service crashes otherwise
       PGHOST:
 
   swh-idx-storage:
     image: swh/stack
     build: ./
     ports:
       - 5007:5007
     depends_on:
       - swh-idx-storage-db
     env_file:
       - ./env/indexers-db.env
     environment:
       SWH_CONFIG_FILENAME: /indexer_storage.yml
     entrypoint: /entrypoint.sh
     volumes:
       - "./conf/indexer_storage.yml:/indexer_storage.yml:ro"
       - "./services/swh-indexer-storage/entrypoint.sh:/entrypoint.sh:ro"
 
 # Web interface
 
   swh-web:
     build: ./
     image: swh/stack
     ports:
       - 5004:5004
     depends_on:
       - swh-objstorage
       - swh-storage
       - swh-idx-storage
     environment:
       VERBOSITY: 3
       DJANGO_SETTINGS_MODULE: swh.web.settings.development
       SWH_CONFIG_FILENAME: /web.yml
     entrypoint: /entrypoint.sh
     volumes:
       - "./conf/web.yml:/web.yml:ro"
       - "./services/swh-web/entrypoint.sh:/entrypoint.sh:ro"
 
   swh-deposit-db:
     image: postgres:11
     env_file:
       - ./env/deposit-db.env
     environment:
       # unset PGHOST as db service crashes otherwise
       PGHOST:
 
   swh-deposit:
     image: swh/stack
     build: ./
     ports:
       - 5006:5006
     depends_on:
       - swh-deposit-db
       - swh-scheduler-api
     env_file:
       - ./env/deposit-db.env
       - ./env/deposit.env
     entrypoint: /entrypoint.sh
     volumes:
       - "./conf/deposit.yml:/deposit.yml:ro"
       - "./services/swh-deposit/entrypoint.sh:/entrypoint.sh:ro"
 
   swh-vault-db:
     image: postgres:11
     env_file:
       - ./env/vault-db.env
     environment:
       # unset PGHOST as db service crashes otherwise
       PGHOST:
 
   swh-vault-api:
     image: swh/stack
     build: ./
     env_file:
       - ./env/vault-db.env
     environment:
       SWH_CONFIG_FILENAME: /vault-api.yml
     command: server
     ports:
       - 5005:5005
     depends_on:
       - swh-vault-db
       - swh-objstorage
       - swh-storage
       - swh-scheduler-api
     entrypoint: /entrypoint.sh
     volumes:
       - "./conf/vault-api.yml:/vault-api.yml:ro"
       - "./services/swh-vault/entrypoint.sh:/entrypoint.sh:ro"
 
   swh-vault-worker:
     image: swh/stack
     build: ./
     command: worker
     environment:
       SWH_CONFIG_FILENAME: /cooker.yml
     depends_on:
       - swh-vault-api
       - swh-storage
     entrypoint: /entrypoint.sh
     volumes:
       - "./conf/vault-worker.yml:/cooker.yml:ro"
       - "./services/swh-vault/entrypoint.sh:/entrypoint.sh:ro"
 
 
 # Lister Celery workers
 
   swh-listers-db:
     image: postgres:11
     env_file:
       - ./env/listers-db.env
     environment:
       # unset PGHOST as db service crashes otherwise
       PGHOST:
 
   swh-lister:
     image: swh/stack
     build: ./
     env_file:
       - ./env/listers-db.env
       - ./env/listers.env
     user: swh
     environment:
       STATSD_HOST: prometheus-statsd-exporter
       STATSD_PORT: 9125
       SWH_WORKER_INSTANCE: listers
       SWH_CONFIG_FILENAME: /lister.yml
     depends_on:
       - swh-listers-db
       - swh-scheduler-api
       - swh-scheduler-runner
       - swh-storage
       - amqp
     entrypoint: /entrypoint.sh
     volumes:
       - "./conf/lister.yml:/lister.yml:ro"
       - "./services/swh-listers-worker/entrypoint.sh:/entrypoint.sh:ro"
 
 # Loader Celery workers
 
   swh-loader:
     image: swh/stack
     build: ./
     env_file:
       - ./env/listers.env
     user: swh
     environment:
       STATSD_HOST: prometheus-statsd-exporter
       STATSD_PORT: 9125
       SWH_WORKER_INSTANCE: loader
       SWH_CONFIG_FILENAME: /loader.yml
     entrypoint: /entrypoint.sh
     depends_on:
       - swh-storage
       - amqp
     volumes:
       - "./conf/loader.yml:/loader.yml:ro"
       - "./services/swh-loaders-worker/entrypoint.sh:/entrypoint.sh:ro"
 
 # Indexer Celery workers
 
   swh-indexer:
     image: swh/stack
     build: ./
     user: swh
     env_file:
       - ./env/indexers-db.env
       - ./env/indexers.env
     environment:
       STATSD_HOST: prometheus-statsd-exporter
       STATSD_PORT: 9125
     entrypoint: /entrypoint.sh
     depends_on:
       - swh-scheduler-runner
       - swh-idx-storage
       - swh-storage
       - swh-objstorage
       - amqp
     volumes:
       - "./conf/indexer.yml:/indexer.yml:ro"
       - "./services/swh-indexer-worker/entrypoint.sh:/entrypoint.sh:ro"
 
 # Journal related
 
   swh-indexer-journal-client:
     image: swh/stack
     build: ./
     entrypoint: /entrypoint.sh
     depends_on:
       - kafka
       - swh-storage
       - swh-scheduler-api
     volumes:
       - "./conf/indexer_journal_client.yml:/etc/softwareheritage/indexer/journal_client.yml:ro"
       - "./services/swh-indexer-journal-client/entrypoint.sh:/entrypoint.sh:ro"