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 fb936f761..5027166db 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
@@ -74,11 +74,11 @@ cmd:liteimg __GETNODEATTR($$CN,os)__-__GETNODEATTR($$CN,arch)__-statelite-comput
 check:rc==0
 #Before doing prsync of /install to the service node, check if there is enough space there
 cmd:du -sh /install
-cmd:xdsh $$SN du -H
+cmd:xdsh $$SN df -H
 cmd:prsync /install $$SN:/
 check:rc==0
 check:output=~$$SN: done
-check:output!=write failed
+check:output!~write failed
 
 cmd:/opt/xcat/share/xcat/tools/autotest/testcase/commoncmd/retry_install.sh  $$CN __GETNODEATTR($$CN,os)__-__GETNODEATTR($$CN,arch)__-statelite-compute
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk
index 99c460198..ea2ab343c 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk
@@ -67,11 +67,11 @@ cmd:liteimg __GETNODEATTR($$CN,os)__-__GETNODEATTR($$CN,arch)__-statelite-comput
 check:rc==0
 #Before doing prsync of /install to the service node, check if there is enough space there
 cmd:du -sh /install
-cmd:xdsh $$SN du -H
+cmd:xdsh $$SN df -H
 cmd:prsync /install $$SN:/
 check:rc==0
 check:output=~$$SN: done
-check:output!=write failed
+check:output!~write failed
 
 cmd:/opt/xcat/share/xcat/tools/autotest/testcase/commoncmd/retry_install.sh  $$CN __GETNODEATTR($$CN,os)__-__GETNODEATTR($$CN,arch)__-statelite-compute
 check:rc==0