diff --git a/project/tasks/danano.go b/project/tasks/danano.go
deleted file mode 100644
index 2b4ee72..0000000
--- a/project/tasks/danano.go
+++ /dev/null
@@ -1,12 +0,0 @@
-package main
-
-import (
-
-)
-
-func exec_task(arg string) string{
-
-	response :=  "" + arg
-
-	return response
-}
\ No newline at end of file
diff --git a/project/tasks/double.go b/project/tasks/double.go
new file mode 100644
index 0000000..56f32a9
--- /dev/null
+++ b/project/tasks/double.go
@@ -0,0 +1,24 @@
+package main
+
+import (
+	"encoding/json"
+)
+
+type Request struct {
+    Data int
+    Name string
+}
+
+func exec_task(arg string) string{
+
+    req := Request{}
+
+	json.Unmarshal([]byte(arg), &req)
+
+	// double the data field
+	req.Data = req.Data * 2
+
+	// return the json string
+	json, _ := json.Marshal(req)
+	return string(json)
+}
\ No newline at end of file
diff --git a/project/tasks/task1.go b/project/tasks/task1.go
deleted file mode 100644
index 88dfe7e..0000000
--- a/project/tasks/task1.go
+++ /dev/null
@@ -1,12 +0,0 @@
-package main
-
-import (
-
-)
-
-func exec_task(arg string) string{
-
-	response := "Ciao danano "  + arg
-
-	return response
-}
\ No newline at end of file
diff --git a/project/workflow.yaml b/project/workflow.yaml
index a404e56..0046f7f 100644
--- a/project/workflow.yaml
+++ b/project/workflow.yaml
@@ -1,47 +1,101 @@
 project_name: Test
 tasks:
-  - name: Data Stream test 1
+  - name: Data Stream double value 
     type: processor_nats
-    code: task1.go
+    code: double.go
     targets:
       - cloud
-    source_topic: test_source
-    dest_topic: test_destination
-    component_name: data_aggregation_test
+    source_topic: test_source_data
+    dest_topic: ttest_dest_data
+    component_name: data_double_test
     version: 1.0.0
-  - name: Aiutatemi
-    type: producer_nats
-    code: danano.go
+
+  - name: Data Stream double value 2
+    type: processor_nats
+    code: double.go
     targets:
-      - edge
-    source_topic: test
-    dest_topic: test_source
-    component_name: test_producer_help1
+      - cloud
+    source_topic: test_source_data
+    dest_topic: ttest_dest_data
+    component_name: data_double_test2
     version: 1.0.0
-  - name: Aiutatemi
-    type: producer_nats
-    code: danano.go
+
+  - name: Data Stream double value 3
+    type: processor_nats
+    code: double.go
     targets:
-      - edge
-    source_topic: test
-    dest_topic: test_source
-    component_name: test_producer_help2
+      - cloud
+    source_topic: test_source_data
+    dest_topic: ttest_dest_data
+    component_name: data_double_test3
     version: 1.0.0
-  - name: Aiutatemi
-    type: producer_nats
-    code: danano.go
+
+  - name: Data Stream double value 4
+    type: processor_nats
+    code: double.go
     targets:
-      - edge
-    source_topic: test
-    dest_topic: test_source
-    component_name: test_producer_help3
+      - cloud
+    source_topic: test_source_data
+    dest_topic: ttest_dest_data
+    component_name: data_double_test4
     version: 1.0.0
-  - name: Aiutatemi
-    type: producer_nats
-    code: danano.go
+
+  - name: Data Stream double value 5
+    type: processor_nats
+    code: double.go
     targets:
-      - edge
-    source_topic: test
-    dest_topic: test_source
-    component_name: test_producer_help4
+      - cloud
+    source_topic: test_source_data
+    dest_topic: ttest_dest_data
+    component_name: data_double_test5
+    version: 1.0.0
+
+  - name: Data Stream double value 11
+    type: processor_nats
+    code: double.go
+    targets:
+      - cloud
+    source_topic: test_source_data
+    dest_topic: ttest_dest_data
+    component_name: data_double_test11
+    version: 1.0.0
+
+  - name: Data Stream double value 12
+    type: processor_nats
+    code: double.go
+    targets:
+      - cloud
+    source_topic: test_source_data
+    dest_topic: ttest_dest_data
+    component_name: data_double_test12
+    version: 1.0.0
+
+  - name: Data Stream double value 13
+    type: processor_nats
+    code: double.go
+    targets:
+      - cloud
+    source_topic: test_source_data
+    dest_topic: ttest_dest_data
+    component_name: data_double_test13
+    version: 1.0.0
+
+  - name: Data Stream double value 14
+    type: processor_nats
+    code: double.go
+    targets:
+      - cloud
+    source_topic: test_source_data
+    dest_topic: ttest_dest_data
+    component_name: data_double_test14
+    version: 1.0.0
+
+  - name: Data Stream double value 15
+    type: processor_nats
+    code: double.go
+    targets:
+      - cloud
+    source_topic: test_source_data
+    dest_topic: ttest_dest_data
+    component_name: data_double_test15
     version: 1.0.0
\ No newline at end of file
diff --git a/res/build_time_boxplot.png b/res/build_time_boxplot.png
new file mode 100644
index 0000000..e3ce9af
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diff --git a/res/deploy_time_boxplot.png b/res/deploy_time_boxplot.png
new file mode 100644
index 0000000..b798c66
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diff --git a/res/gen_time_boxplot.png b/res/gen_time_boxplot.png
new file mode 100644
index 0000000..b0003e0
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