diff --git a/centos-7.0/scripts/zerodisk.sh b/centos-7.0/scripts/zerodisk.sh
new file mode 100644
index 0000000..45f45ed
--- /dev/null
+++ b/centos-7.0/scripts/zerodisk.sh
@@ -0,0 +1,3 @@
+dd if=/dev/zero of=/EMPTY bs=1M
+rm -f /EMPTY
+