[SEBA-104]

Log aggregation for SEBA

Required features:
- Elasticsearch for log storage

Optional features:
- Kibana for accessing logs through a web ui
- logstash, configured to read events out of kafka into elasticsearch
- fluentd-elasticsearch for shipping container logs from k8s nodes into
  elasticsearch

Change-Id: Ib81561762a0c2b96613ccbad411b660a403e23de
diff --git a/examples/kafka-single.yaml b/examples/kafka-single.yaml
index 5a7e496..06ff1d6 100644
--- a/examples/kafka-single.yaml
+++ b/examples/kafka-single.yaml
@@ -13,13 +13,23 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# for development purposes deploy a single instance of kafka
+# Deploy a single replica of Kafka during development
+#
+# Tested with v0.8.8 of the chart from the helm incubator
+#
+# ex:
+#   helm install -f examples/kafka-single.yaml --version 0.8.8 -n cord-kafka incubator/kafka
 
 replicas: 1
-enabled: true
+
+configurationOverrides:
+  "offsets.topic.replication.factor": 1
+
 persistence:
   enabled: false
+
 zookeeper:
+  replicaCount: 1
   persistence:
     enabled: false
-  servers: 1 # NOTE this differs from the zookeper documentation as the kafka chart is still referencing zookeper 0.5.0
\ No newline at end of file
+