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 f78bf840a..9e02f0119 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_hierarchy
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_hierarchy
@@ -18,6 +18,15 @@ check:rc==0
 cmd:chtab key=nameservers site.value="<xcatmaster>"
 check:rc==0
 
+cmd:mkdir -p /install/postscripts/dir1/dir2/dir3
+check:rc==0
+cmd:echo -e '#!/bin/bash\n\nif [[ $1 == 1 ]] \nthen\n  echo \"The number is ONE\";\nelse\n  echo \"The number is NOT 1\"; \nfi\nexit 0;'> /install/postscripts/dir1/dir2/dir3/foo.bar
+check:rc==0
+cmd:chmod 755 /install/postscripts/dir1/dir2/dir3/foo.bar
+check:rc==0
+cmd:chdef -p -t node -o $$CN postscripts="dir1/dir2/dir3/foo.bar 1,dir1/dir2/dir3/foo.bar 0"
+check:rc==0
+
 cmd:makedns -n
 check:rc==0
 cmd:if [ -x /usr/bin/goconserver ]; then makegocons $$CN; else makeconservercf $$CN;fi
@@ -75,4 +84,23 @@ check:rc==0
 cmd:if [ -x /usr/bin/goconserver ]; then makegocons -d $$CN; else makeconservercf -d $$CN; fi
 cmd:if [[ -f /test.synclist.bak ]] ;then mv -f /test.synclist.bak /test.synclist;else rm -rf /test.synclist;fi
 cmd:chdef -t osimage -o __GETNODEATTR($$CN,os)__-__GETNODEATTR($$CN,arch)__-install-compute synclists=
+
+cmd:xdsh $$CN "find /xcatpost/dir1/dir2/dir3/foo.bar -type f -perm -111 | egrep 'foo'"
+check:rc==0
+cmd:xdsh $$CN "grep \"The number is ONE\" /var/log/xcat/xcat.log"
+check:rc==0
+check:output=~ The number is ONE
+cmd:xdsh $$CN "grep \"The number is NOT 1\" /var/log/xcat/xcat.log"
+check:rc==0
+check:output=~ The number is NOT 1
+cmd:rm -f /install/postscripts/dir1/dir2/dir3/foo.bar
+check:rc==0
+cmd:cd /install/postscripts; rmdir -p dir1/dir2/dir3
+check:rc==0
+cmd:xdsh $$CN "rm -f /xcatpost/dir1/dir2/dir3/foo.bar"
+check:rc==0
+cmd:xdsh $$CN "cd /xcatpost; rmdir -p dir1/dir2/dir3"
+check:rc==0
+cmd:chdef -m -t node -o $$CN postscripts="dir1/dir2/dir3/foo.bar 1,dir1/dir2/dir3/foo.bar 0"
+check:rc==0
 end
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy b/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy
index bd8fe4876..4906881ab 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy
@@ -14,6 +14,15 @@ cmd:chdef -t node -o $$CN servicenode=$$SN monserver=$$SN nfsserver=$$SN tftpser
 cmd:chdef -t node $$SN groups=service,all
 check:rc==0
 
+cmd:mkdir -p /install/postscripts/dir1/dir2/dir3
+check:rc==0
+cmd:echo -e '#!/bin/bash\n\nif [[ $1 == 1 ]] \nthen\n  echo \"The number is ONE\";\nelse\n  echo \"The number is NOT 1\"; \nfi\nexit 0;'> /install/postscripts/dir1/dir2/dir3/foo.bar
+check:rc==0
+cmd:chmod 755 /install/postscripts/dir1/dir2/dir3/foo.bar
+check:rc==0
+cmd:chdef -p -t node -o $$CN postscripts="dir1/dir2/dir3/foo.bar 1,dir1/dir2/dir3/foo.bar 0"
+check:rc==0
+
 cmd:makedns -n
 check:rc==0
 cmd:if [ -x /usr/bin/goconserver ]; then makegocons $$CN; else makeconservercf $$CN; fi
@@ -82,4 +91,23 @@ cmd:if [ -x /usr/bin/goconserver ]; then makegocons -d $$CN; else makeconserverc
 cmd:if [[ -f /test.synclist.bak ]] ;then mv -f /test.synclist.bak /test.synclist;else rm -rf /test.synclist;fi
 cmd:chdef -t osimage -o __GETNODEATTR($$CN,os)__-__GETNODEATTR($$CN,arch)__-netboot-compute synclists=
 check:rc==0
+
+cmd:xdsh $$CN "find /xcatpost/dir1/dir2/dir3/foo.bar -type f -perm -111 | egrep 'foo'"
+check:rc==0
+cmd:xdsh $$CN "grep \"The number is ONE\" /var/log/xcat/xcat.log"
+check:rc==0
+check:output=~ The number is ONE
+cmd:xdsh $$CN "grep \"The number is NOT 1\" /var/log/xcat/xcat.log"
+check:rc==0
+check:output=~ The number is NOT 1
+cmd:rm -f /install/postscripts/dir1/dir2/dir3/foo.bar
+check:rc==0
+cmd:cd /install/postscripts; rmdir -p dir1/dir2/dir3
+check:rc==0
+cmd:xdsh $$CN "rm -f /xcatpost/dir1/dir2/dir3/foo.bar"
+check:rc==0
+cmd:xdsh $$CN "cd /xcatpost; rmdir -p dir1/dir2/dir3"
+check:rc==0
+cmd:chdef -m -t node -o $$CN postscripts="dir1/dir2/dir3/foo.bar 1,dir1/dir2/dir3/foo.bar 0"
+check:rc==0
 end