1. Run the following command to delete the original database:
    [root@localhost ~]# rm -rf /usr/local/zstack
    Note: This command will delete all the data under this directory. You can use this command only when you want to completely reinstall ZStack.
  2. Then, run the following command to reinstall the management node:
    [root@localhost ~]# bash ZStack-installer-3.10.0.bin -D #Install ZStack Enterprise.