Deploy 2 instances for API Gateway

Change-Id: I9f676f2d1992ae97016af812dfa2e968ead98534
Issue-ID: MSB-117
Signed-off-by: Huabing Zhao <zhao.huabing@zte.com.cn>
diff --git a/kubernetes/msb/values.yaml b/kubernetes/msb/values.yaml
index 10e3be4..d6c12ea 100644
--- a/kubernetes/msb/values.yaml
+++ b/kubernetes/msb/values.yaml
@@ -19,13 +19,13 @@
 iagPort_https: 443
 iagNodePort: 30080
 iagNodePort_https: 30443
-iagReplicas: 1
+iagReplicas: 2
 
 eagPort: 80
 eagPort_https: 443
 eagNodePort: 30082
 eagNodePort_https: 30446
-eagReplicas: 1
+eagReplicas: 2
 
 kubeMasterUrl: https://kubernetes.default.svc.cluster.local:443
 discoveryUrl: http://msb-discovery.{{ .Values.nsPrefix }}:10081