diff --git a/hadoop/.common_test.yml.retry b/hadoop/.common_test.yml.retry
deleted file mode 100644
index 792d547..0000000
--- a/hadoop/.common_test.yml.retry
+++ /dev/null
@@ -1,27 +0,0 @@
-# dynamically generated inventory file
-# retries previously failed hosts only
-
-[hadoop_masters]
-nisserver  zoo_id=1 role=active
-nisclient1  zoo_id=2 role=standby
-
-[CentOS]
-nisclient1  zoo_id=2 role=standby
-nisclient2  zoo_id=3
-nisserver  zoo_id=1 role=active
-
-[qjournal_servers]
-nisserver  zoo_id=1 role=active
-nisclient1  zoo_id=2 role=standby
-nisclient2  zoo_id=3
-
-[zookeeper_servers]
-nisserver  zoo_id=1 role=active
-nisclient1  zoo_id=2 role=standby
-nisclient2  zoo_id=3
-
-[hadoop_slaves]
-nisserver  zoo_id=1 role=active
-nisclient1  zoo_id=2 role=standby
-nisclient2  zoo_id=3
-
diff --git a/hadoop/.job.yml.retry b/hadoop/.job.yml.retry
deleted file mode 100644
index 5bcb4c0..0000000
--- a/hadoop/.job.yml.retry
+++ /dev/null
@@ -1,20 +0,0 @@
-# dynamically generated inventory file
-# retries previously failed hosts only
-
-
-[hadoop_masters:children]
-hadoop_master_primary
-hadoop_master_secondary
-
-[qjournal_servers]
-hadoop1  zoo_id=1
-
-[hadoop_master_primary]
-hadoop1  zoo_id=1
-
-[zookeeper_servers]
-hadoop1  zoo_id=1
-
-[hadoop_slaves]
-hadoop1  zoo_id=1
-
diff --git a/hadoop/.site.yml.retry b/hadoop/.site.yml.retry
deleted file mode 100644
index 5bcb4c0..0000000
--- a/hadoop/.site.yml.retry
+++ /dev/null
@@ -1,20 +0,0 @@
-# dynamically generated inventory file
-# retries previously failed hosts only
-
-
-[hadoop_masters:children]
-hadoop_master_primary
-hadoop_master_secondary
-
-[qjournal_servers]
-hadoop1  zoo_id=1
-
-[hadoop_master_primary]
-hadoop1  zoo_id=1
-
-[zookeeper_servers]
-hadoop1  zoo_id=1
-
-[hadoop_slaves]
-hadoop1  zoo_id=1
-
diff --git a/hadoop/README.md b/hadoop/README.md
index df64705..985ef88 100644
--- a/hadoop/README.md
+++ b/hadoop/README.md
@@ -141,6 +141,9 @@ The Hadoop cluster when reaches it's maximum capacity it can be scaled by adding
 
 The following diagram illustrates a standalone hadoop cluster.
 
+![Alt text](/hadoop_simple.png "Optional title")
+
+
 To deploy this cluster fill in the inventory file as follows: 
 
 		[hadoop_master_primary]
diff --git a/hadoop/hadoop_simple.png b/hadoop/hadoop_simple.png
new file mode 100644
index 0000000..7265d7b
Binary files /dev/null and b/hadoop/hadoop_simple.png differ