diff --git a/xCAT-test/autotest/testcase/installation/linux_statelite_installation b/xCAT-test/autotest/testcase/installation/linux_statelite_installation
index 22af81ab9..4659093ec 100644
--- a/xCAT-test/autotest/testcase/installation/linux_statelite_installation
+++ b/xCAT-test/autotest/testcase/installation/linux_statelite_installation
@@ -1,14 +1,12 @@
 start:Linux_statelite_installation_flat
 os:Linux
-cmd:rscan __GETNODEATTR($$CN,hcp)__ -w
-check:rc==0
 cmd:makedns -n
 check:rc==0
 cmd:service named restart
 check:rc==0
 cmd:makeconservercf $$CN
 check:rc==0
-cmd:sleep 60
+cmd:sleep 90
 cmd:getmacs $$CN -D
 check:rc==0
 cmd:makedhcp -n
@@ -40,13 +38,27 @@ cmd:chtab priority=4.7 policy.commands=litefile policy.rule=allow
 check:rc==0
 cmd:chtab priority=4.8 policy.commands=litetree policy.rule=allow
 check:rc==0
-cmd:liteimg -p compute -a __GETNODEATTR($$CN,arch)__ -o __GETNODEATTR($$CN,os)__
+cmd:liteimg -p compute -a __GETNODEATTR($$CN,arch)__ -o  __GETNODEATTR($$CN,os)__
 check:rc==0
 cmd:nodeset $$CN statelite
 check:rc==0
 cmd:rnetboot $$CN
 check:rc==0
-cmd:sleep 600
+cmd:sleep 400
+cmd:lsdef -l $$CN | grep status
+check:output=~booted
+cmd:xdsh $$CN date
+check:rc==0
+check:output=~\d\d:\d\d:\d\d
+cmd:chdef -t osimage -o __GETNODEATTR($$CN,os)__-__GETNODEATTR($$CN,arch)__-statelite-compute rootfstype=ramdisk
+check:rc==0
+cmd:liteimg -p compute -a __GETNODEATTR($$CN,arch)__ -o  __GETNODEATTR($$CN,os)__ -t ramdisk
+check:rc==0
+cmd:nodeset $$CN osimage=__GETNODEATTR($$CN,os)__-__GETNODEATTR($$CN,arch)__-statelite-compute
+check:rc==0
+cmd:rnetboot $$CN
+check:rc==0
+cmd:sleep 400
 cmd:lsdef -l $$CN | grep status
 check:output=~booted
 cmd:xdsh $$CN date