lower resource usage in ci env (#233)

Author: luckyj5

.circleci/ci_nozzle_manifest.yml

@@ -1,8 +1,8 @@
 ---
 applications:
   - name: splunk-firehose-nozzle
-    memory: 512M
-    instances: 2
+    memory: 256M
+    instances: 1
     buildpack: go_buildpack
     cmd: splunk-firehose-nozzle
     env:
@@ -25,11 +25,11 @@ applications:
       APP_LIMITS: 1000
       BOLTDB_PATH: cache.db
       EVENTS: ValueMetric,CounterEvent,Error,LogMessage,HttpStartStop,ContainerMetric
-      EXTRA_FIELDS: name:update-ci-test
+      EXTRA_FIELDS: name:splunk-pcf-ci
       FIREHOSE_SUBSCRIPTION_ID: splunk-ci
       FLUSH_INTERVAL: 5s
       CONSUMER_QUEUE_SIZE: 10000
-      HEC_BATCH_SIZE: 1000
+      HEC_BATCH_SIZE: 100
       HEC_RETRIES: 5
       HEC_WORKERS: 8
       DEBUG: false

.circleci/data_gen_manifest.yml

@@ -2,10 +2,10 @@
 applications:
   - name: data_gen
     memory: 128M
-    instances: 2
+    instances: 1
     buildpack: go_buildpack
     cmd: data_gen
     env:
       GOPACKAGENAME: main
-      EPS: 500
+      EPS: 50
       TOTAL_EVENTS: 0