1.backup origin deploy.yml to backup_deploy_yml_file

2.merge small task file to one directory

tasks/uninstall/uninstall_node-exporter.yml

@@ -0,0 +1,26 @@
+- hosts: adc_mxn
+  remote_user: root
+  tasks:
+
+    - name: "stop node-exporter service"
+      shell: systemctl stop node-exporter
+      ignore_errors: true
+
+    - name: "disable node-exporter service"
+      shell: systemctl disable node-exporter
+      ignore_errors: true
+
+    - name: "remove node-exporter service"
+      shell: rm /usr/lib/systemd/system/node-exporter.service
+      ignore_errors: true 
+
+    - name: 'reset node-exporter in mxn'
+      shell: systemctl daemon-reload; systemctl reset-failed node-exporter
+      ignore_errors: true
+
+
+    - name: 'start adc-exporter-node service'
+      systemd:
+        name:  adc-exporter-node
+        state: started
+        enabled: yes