diff --git a/planetstack/openstack/openstack-db-cleanup.sh b/planetstack/openstack/openstack-db-cleanup.sh
new file mode 100755
index 0000000..9baca6e
--- /dev/null
+++ b/planetstack/openstack/openstack-db-cleanup.sh
@@ -0,0 +1,16 @@
+#! /bin/bash
+
+# to install
+#    chmod 0755 /opt/planetstack/openstack/openstack-db-cleanup.sh
+#    ln -s /opt/planetstack/openstack/openstack-db-cleanup.sh /etc/cron.daily/openstack-db-cleanup.cron
+
+mkdir -p /opt/planetstack/ovs-backups
+BACKUP_NAME=/opt/planetstack/ovs-backups/backup-`date "+%Y-%M-%d"`.sql
+mysqldump --create-options --routines --triggers --databases keystone ovs_quantum nova glance cinder > $BACKUP_NAME
+gzip $BACKUP_NAME
+
+mysql keystone -e "DELETE FROM token WHERE NOT DATE_SUB(CURDATE(),INTERVAL 2 DAY) <= expires;"
+mysqlcheck --optimize --databases keystone ovs_quantum nova glance cinder
+
+date >> /var/log/openstack-db-cleanup.log
+mysql keystone -e "select count(*) from token;" >> /var/log/openstack-db-cleanup.log