diff --git a/centos-7.0/scripts/zerodisk.sh b/centos-7.0/scripts/zerodisk.sh
new file mode 100644
index 0000000..6a658ed
--- /dev/null
+++ b/centos-7.0/scripts/zerodisk.sh
@@ -0,0 +1,2 @@
+dd if=/dev/zero of=/EMPTY bs=1M || true
+rm -f /EMPTY