Merge pull request #61 from Yolean/metrics-jmx-zookeeper

Try to get meaningful metrics from Zookeeper

Author: solsson

zookeeper/10zookeeper-config.yml

@@ -37,6 +37,10 @@ data:
     log4j.logger.org.apache.zookeeper.server.NIOServerCnxn=WARN
 
   jmx-zookeeper-prometheus.yaml: |+
+    lowercaseOutputName: true
+    jmxUrl: service:jmx:rmi:///jndi/rmi://localhost:5555/jmxrmi
+    ssl: false
+    whitelistObjectNames: ["org.apache.ZooKeeperService:*","java.lang:*"]
     rules:
     - pattern: "org.apache.ZooKeeperService<name0=ReplicatedServer_id(\\d)><>(\\w+)"
       name: "zookeeper_$2"
@@ -54,3 +58,6 @@ data:
       labels:
         replicaId: "$2"
         memberType: "$3"
+    - pattern : java.lang<type=OperatingSystem><>SystemCpuLoad
+    - pattern : java.lang<type=Memory><HeapMemoryUsage>used
+    - pattern : java.lang<type=OperatingSystem><>FreePhysicalMemorySize

zookeeper/50pzoo.yml

@@ -67,7 +67,7 @@ spec:
         - -jar
         - jmx_prometheus_httpserver.jar
         - "5556"
-        - example_configs/zookeeper.yaml
+        - /etc/kafka/jmx-zookeeper-prometheus.yaml
         ports:
         - containerPort: 5556
         resources:
@@ -76,6 +76,9 @@ spec:
             memory: 100Mi
           limits:
             memory: 150Mi
+        volumeMounts:
+        - name: config
+          mountPath: /etc/kafka
       volumes:
       - name: config
         configMap: