diff --git a/xCAT-test/autotest/testcase/installation/Diskless_installation_flat_p8_le b/xCAT-test/autotest/testcase/installation/Diskless_installation_flat_p8_le
index 876aad295..6e9c128d4 100644
--- a/xCAT-test/autotest/testcase/installation/Diskless_installation_flat_p8_le
+++ b/xCAT-test/autotest/testcase/installation/Diskless_installation_flat_p8_le
@@ -1,6 +1,5 @@
 start:Diskless_installation_flat_p8_le
 os:Linux
-stop:yes
 
 cmd:copycds $$ISO
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/Full_installation_flat_p8_le b/xCAT-test/autotest/testcase/installation/Full_installation_flat_p8_le
index c62cc0cac..749938977 100644
--- a/xCAT-test/autotest/testcase/installation/Full_installation_flat_p8_le
+++ b/xCAT-test/autotest/testcase/installation/Full_installation_flat_p8_le
@@ -1,6 +1,5 @@
 start:Full_installation_flat_p8_le
 os:Linux
-stop:yes
 
 cmd:copycds $$ISO
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_SN_installation_hierarchy b/xCAT-test/autotest/testcase/installation/reg_linux_SN_installation_hierarchy
index 5fd078f34..428b322fb 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_SN_installation_hierarchy
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_SN_installation_hierarchy
@@ -1,6 +1,5 @@
 start:reg_linux_SN_installation_hierarchy
 os:Linux
-stop:yes
 
 cmd:chtab key=nameservers site.value="<xcatmaster>"
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat b/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat
index c8f54d1b5..411c11e79 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat
@@ -1,6 +1,5 @@
 start:reg_linux_diskfull_installation_flat
 os:Linux
-stop:yes  
 
 cmd:if ping -c 1 $$SN > /dev/null;then rpower $$SN off > /dev/null;fi
 
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_hierarchy b/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_hierarchy
index ec28d5b86..ef0b19a63 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_hierarchy
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_hierarchy
@@ -1,6 +1,5 @@
 start:reg_linux_diskfull_installation_hierarchy
 os:Linux
-stop:yes
 
 cmd:chdef -t node -o $$CN servicenode=$$SN monserver=$$SN nfsserver=$$SN tftpserver=$$SN  xcatmaster=$$SN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_flat b/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_flat
index 812eb0daf..f6c69169d 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_flat
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_flat
@@ -1,6 +1,5 @@
 start:reg_linux_diskless_installation_flat
 os:Linux
-stop:yes  
 
 cmd:chdef -t node -o $$CN servicenode= monserver=$$MN nfsserver=$$MN tftpserver=$$MN  xcatmaster=$$MN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy b/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy
index 7232133d4..9119eee1a 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy
@@ -1,6 +1,5 @@
 start:reg_linux_diskless_installation_hierarchy
 os:Linux
-stop:yes
 
 cmd:chdef -t node -o $$CN servicenode=$$SN monserver=$$SN nfsserver=$$SN tftpserver=$$SN  xcatmaster=$$SN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_flat b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_flat
index a9759d66f..780d32e3b 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_flat
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_flat
@@ -1,6 +1,5 @@
 start:reg_linux_statelite_installation_flat
 os:Linux
-stop:yes  
 
 cmd:chdef -t node -o $$CN servicenode= monserver=$$MN nfsserver=$$MN tftpserver=$$MN  xcatmaster=$$MN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_nfs b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_nfs
index 7e310aaa1..28260fdc0 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_nfs
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_nfs
@@ -1,6 +1,5 @@
 start:reg_linux_statelite_installation_hierarchy_by_nfs
 os:Linux
-stop:yes
 
 cmd:chdef -t node -o $$CN servicenode=$$SN monserver=$$SN nfsserver=$$SN tftpserver=$$SN  xcatmaster=$$SN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk
index 8d4984708..c9b3af64f 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk
@@ -1,6 +1,5 @@
 start:reg_linux_statelite_installation_hierarchy_by_ramdisk
 os:Linux
-stop:yes
 
 cmd:chdef -t node -o $$CN servicenode=$$SN monserver=$$SN nfsserver=$$SN tftpserver=$$SN  xcatmaster=$$SN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_vm b/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_vm
index 569d7605d..c642ca7b3 100644
--- a/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_vm
+++ b/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_vm
@@ -1,6 +1,5 @@
 start:Ubuntu_diskless_installation_flat_x86_vm
 os:Linux
-stop:yes
 
 cmd:copycds $$ISO
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_vm b/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_vm
index ff4d42ce6..e25d55a4c 100644
--- a/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_vm
+++ b/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_vm
@@ -1,6 +1,5 @@
 start:Ubuntu_full_installation_flat_x86_vm
 os:Linux
-stop:yes
 
 cmd:copycds $$ISO
 check:rc==0