diff --git a/reboot_adc_mcn_by_ipmitool.yml b/reboot_adc_mcn_by_ipmitool.yml
new file mode 100644
index 0000000..58dc572
--- /dev/null
+++ b/reboot_adc_mcn_by_ipmitool.yml
@@ -0,0 +1,4 @@
+- hosts: adc_mxn
+  remote_user: root
+  roles:
+    - reboot-adc-mcn-by-ipmitool
diff --git a/roles/reboot-adc-mcn-by-ipmitool/tasks/main.yml b/roles/reboot-adc-mcn-by-ipmitool/tasks/main.yml
new file mode 100644
index 0000000..95b7a08
--- /dev/null
+++ b/roles/reboot-adc-mcn-by-ipmitool/tasks/main.yml
@@ -0,0 +1,8 @@
+- name: "reboot adc in mxn by ipmitool"
+  shell: "{{ item }}"
+  ignore_errors: true
+  with_items:
+   - ipmitool -t 0x90 chassis power reset
+   - ipmitool -t 0x80 chassis power reset
+   - ipmitool -t 0x88 chassis power reset
+   - ipmitool -t 0x98 chassis power reset
diff --git a/roles/sapp/files/memory.conf b/roles/sapp/files/memory.conf
index 64fc64a..156d19c 100644
--- a/roles/sapp/files/memory.conf
+++ b/roles/sapp/files/memory.conf
@@ -1,3 +1,3 @@
 [Service]
-MemoryLimit=100G
-ExecStartPost=/bin/bash -c "echo 100G > /sys/fs/cgroup/memory/system.slice/sapp.service/memory.memsw.limit_in_bytes"
+MemoryLimit=80G
+ExecStartPost=/bin/bash -c "echo 80G > /sys/fs/cgroup/memory/system.slice/sapp.service/memory.memsw.limit_in_bytes"
diff --git a/roles/tfe/files/memory.conf b/roles/tfe/files/memory.conf
index b203960..7b07d7a 100644
--- a/roles/tfe/files/memory.conf
+++ b/roles/tfe/files/memory.conf
@@ -1,3 +1,3 @@
 [Service]
-MemoryLimit=80G
-ExecStartPost=/bin/bash -c "echo 80G > /sys/fs/cgroup/memory/system.slice/tfe.service/memory.memsw.limit_in_bytes"
+MemoryLimit=100G
+ExecStartPost=/bin/bash -c "echo 100G > /sys/fs/cgroup/memory/system.slice/tfe.service/memory.memsw.limit_in_bytes"