diff --git a/ansible/backup b/ansible/backup
new file mode 100644
index 0000000..a36cfd9
--- /dev/null
+++ b/ansible/backup
@@ -0,0 +1,7 @@
+[recorders]
+x220-01 ansible_host=fd11:f055:a514::2 ansible_user=opentech room_type=setup2 room_id=eventhall2-2 webcam_name=usb-046d_HD_Pro_Webcam_C920_312AF46F stream_key=2kzs-z2gm-ykg2-4e70
+x230-01 ansible_host=fd11:f055:a514::3 ansible_user=opentech room_type=setup3 room_id=eventhall2-1 webcam_name=usb-046d_HD_Pro_Webcam_C920_50EBAE4F stream_key=5z6t-k9r3-9wf7-emg2
+x240-01 ansible_host=fd11:f055:a514::4 ansible_user=opentech room_type=setup3 room_id=lecturetheatre webcam_name=usb-046d_HD_Pro_Webcam_C920_86CB031F stream_key=ghmg-59hj-5ff2-1f9w
+x240-02 ansible_host=fd11:f055:a514::5 ansible_user=opentech room_type=setup3 room_id=trainingroom2-2 webcam_name=usb-046d_HD_Pro_Webcam_C920_CEB3336F stream_key=cp32-uvgz-0gj6-455e
+x240-03 ansible_host=fd11:f055:a514::6 ansible_user=opentech room_type= room_id= webcam_name= stream_key= autostart=false
+x220-02 ansible_host=fd11:f055:a514::7 ansible_user=opentech room_type=setup3 room_id=trainingroom2-1 webcam_name=usb-046d_HD_Pro_Webcam_C920_EE8F1BFF stream_key=3fmb-4b71-t4dc-cab1
diff --git a/ansible/event b/ansible/event
index 038b81f..f1cde2f 100644
--- a/ansible/event
+++ b/ansible/event
@@ -1,8 +1,7 @@
 [recorders]
-x220-01 ansible_host=fd11:f055:a514::2 ansible_user=opentech room_type=setup1 room_id=eventhall2-1 webcam_name=usb-046d_HD_Pro_Webcam_C920_50EBAE4F
-x230-01 ansible_host=fd11:f055:a514::3 ansible_user=opentech room_type=setup3 room_id=lecturetheatre webcam_name=usb-046d_HD_Pro_Webcam_C920_CEB3336F
-x240-01 ansible_host=fd11:f055:a514::4 ansible_user=opentech room_type=setup1 room_id=eventhall2-2 webcam_name=
-x240-02 ansible_host=fd11:f055:a514::5 ansible_user=opentech room_type=setup2 room_id=trainingroom2-1 webcam_name=
-x240-03 ansible_host=fd11:f055:a514::6 ansible_user=opentech room_type=setup2 room_id=trainingroom2-2 webcam_name=
-[audio_source]
-x220-02 ansible_host=fd11:f055:a514::7 ansible_user=opentech room_type=setup3 room_id= webcam_name=usb-046d_HD_Pro_Webcam_C920_312AF46F
+x220-01 ansible_host=fd11:f055:a514::2 ansible_user=opentech room_type=setup2 room_id=eventhall2-2 webcam_name=usb-046d_HD_Pro_Webcam_C920_312AF46F stream_key=v2vt-dpz2-ak9q-0uyu
+x230-01 ansible_host=fd11:f055:a514::3 ansible_user=opentech room_type=setup3 room_id=eventhall2-1 webcam_name=usb-046d_HD_Pro_Webcam_C920_50EBAE4F stream_key=0f01-2aac-77f7-e14j
+x240-01 ansible_host=fd11:f055:a514::4 ansible_user=opentech room_type=setup3 room_id=lecturetheatre webcam_name=usb-046d_HD_Pro_Webcam_C920_86CB031F stream_key=ghmg-59hj-5ff2-1f9w
+x240-02 ansible_host=fd11:f055:a514::5 ansible_user=opentech room_type=setup2 room_id=trainingroom2-1 webcam_name=usb-046d_HD_Pro_Webcam_C920_CEB3336F stream_key=9m6x-pdms-mpap-fj2b
+x240-03 ansible_host=fd11:f055:a514::6 ansible_user=opentech room_type= room_id= webcam_name= stream_key= autostart=false
+x220-02 ansible_host=fd11:f055:a514::7 ansible_user=opentech room_type=setup2 room_id=trainingroom2-2 webcam_name=usb-046d_HD_Pro_Webcam_C920_EE8F1BFF stream_key=rm93-xysx-kb6j-10y2
diff --git a/ansible/powersave.yml b/ansible/powersave.yml
new file mode 100644
index 0000000..c950ac5
--- /dev/null
+++ b/ansible/powersave.yml
@@ -0,0 +1,6 @@
+---
+- hosts: all
+  tasks:
+    - name: temporarily set powersave cpu govenor
+      become: yes
+      command: bash -c "echo powersave | tee /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor"
diff --git a/ansible/roles/recorder/templates/obs-studio/basic/profiles/720p/service.json.j2 b/ansible/roles/recorder/templates/obs-studio/basic/profiles/720p/service.json.j2
index a7be633..90ff990 100644
--- a/ansible/roles/recorder/templates/obs-studio/basic/profiles/720p/service.json.j2
+++ b/ansible/roles/recorder/templates/obs-studio/basic/profiles/720p/service.json.j2
@@ -1,7 +1,7 @@
 {
     "settings": {
         "key": "{{ stream_key }}",
-        "server": "rtmp://209.85.229.151/live2"
+        "server": "rtmp://controller.wifione.co:443/live2"
     },
     "type": "rtmp_custom"
 }