updated to perform components restarts for a zero downtime process

replication_factor_update.yml

diff --git a/replication_factor_update.yml b/replication_factor_update.yml
index 84ee29b..b4e3f58 100644
--- a/replication_factor_update.yml
+++ b/replication_factor_update.yml
@@ -23,3 +23,7 @@
   roles:
   - apigee-opdk-setup-default-settings
   - apigee-opdk-cassandra-change-replication-factor
+  - apigee-opdk-stop-components
+  - apigee-opdk-start-components
+
+

update.yml

diff --git a/update.yml b/update.yml
index 474fcf4..2c4cc52 100644
--- a/update.yml
+++ b/update.yml
@@ -14,7 +14,7 @@
   vars:
     hosts: ds
 
-- hosts: ds,ms,rmp,qpid,pg
+- hosts: ms,rmp,qpid,pg
   serial: 1
   roles:
   - apigee-opdk-stop-components