diff --git a/playbook/host-multi-machine b/playbook/host-multi-machine
new file mode 100644
index 0000000000000000000000000000000000000000..6ef00266dd9393a0a9bf3c5f6059e2f6f3493227
--- /dev/null
+++ b/playbook/host-multi-machine
@@ -0,0 +1,11 @@
+[mysql]
+1.1.1.1
+
+[redis]
+2.2.2.2
+
+[pilotgo]
+3.3.3.3
+
+[topo]
+4.4.4.4
diff --git a/playbook/host-standalone b/playbook/host-standalone
deleted file mode 100644
index 9ee0aa60706de3d471da5c6324b30003bd1567fc..0000000000000000000000000000000000000000
--- a/playbook/host-standalone
+++ /dev/null
@@ -1,2 +0,0 @@
-[standalone]
-1.1.1.1
\ No newline at end of file
diff --git a/playbook/multi-machine.yml b/playbook/multi-machine.yml
new file mode 100644
index 0000000000000000000000000000000000000000..d9fca0f2b766cf61c4201aa5a3e69e8841ba5b54
--- /dev/null
+++ b/playbook/multi-machine.yml
@@ -0,0 +1,16 @@
+---
+- name: install mysql for PilotGo platform
+  hosts: mysql
+  become: yes
+  become_user: root
+
+  roles: 
+    - mysql
+  tasks: 
+  - name: Ensure a user can connect from a specific host  
+    mysql_user:  
+      name: root  
+      host: '%'  
+      password: '{{ mysql_password }}'  
+      priv: '*.*:ALL,GRANT'  
+      state: present
diff --git a/playbook/roles/mysql/tasks/main.yml b/playbook/roles/mysql/tasks/main.yml
new file mode 100644
index 0000000000000000000000000000000000000000..4b6d2f783cac990b2d4638942fe73bc31f68d69b
--- /dev/null
+++ b/playbook/roles/mysql/tasks/main.yml
@@ -0,0 +1,26 @@
+---
+- name: install mysql through euler repo
+  dnf: 
+    name: "{{ item }}"
+    state: present
+  with_items: 
+    - mysql-server
+    - python3-pexpect
+  ignore_errors: yes
+- name: start mysql
+  service:
+    name: mysqld
+    state: restarted
+- name: change passwd
+  expect: 
+    command: mysqladmin -u root -p password '{{ mysql_password }}'
+    responses: 
+      (?i)password: "\n"
+  vars: 
+    ansible_python_interpreter: /usr/bin/python3
+  register: info
+  ignore_errors: yes
+- name: change passwd
+  debug: 
+    msg: '{{ info.stdout_lines }} mysql already has password'
+  when: info.rc != 0
\ No newline at end of file
diff --git a/playbook/roles/pilotgo/tasks/main.yml b/playbook/roles/pilotgo/tasks/main.yml
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/playbook/roles/redis/tasks/main.yml b/playbook/roles/redis/tasks/main.yml
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/playbook/roles/topo/tasks/main.yml b/playbook/roles/topo/tasks/main.yml
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/playbook/standalone.yml b/playbook/standalone.yml
deleted file mode 100644
index 37dca1ce59c0ec9496f3e336bc3e864eb0f911a7..0000000000000000000000000000000000000000
--- a/playbook/standalone.yml
+++ /dev/null
@@ -1,31 +0,0 @@
----
-- name: install pilotgo & topo plugin standlone
-  hosts: standalone
-  remote_user: root
-
-  tasks:
-  - name: install mysql through euler repo
-    dnf: 
-      name: "{{ item }}"
-      state: present
-    with_items: 
-      - mysql-server
-      - python3-pexpect
-    ignore_errors: yes
-  - name: start mysql
-    service:
-      name: mysqld
-      state: restarted
-  - name: change passwd
-    expect: 
-      command: mysqladmin -u root -p password '{{ mysql_password }}'
-      responses: 
-        (?i)password: "\n"
-    vars: 
-      ansible_python_interpreter: /usr/bin/python3
-    register: info
-    ignore_errors: yes
-  - name: change passwd
-    debug: 
-      msg: '{{ info.stdout_lines }} mysql already has password'
-    when: info.rc != 0