If you have attached dbx to a process, you can detach the process from dbx without killing it or the dbx session by using the detach command.
To detach a process from dbx without killing the process, type:
You can detach a process and leave it in a stopped state while you temporarily apply other /proc-based debugging tools that might be blocked when dbx has exclusive access. For more information, see Detaching dbx From a Process.
For more information on the detach command, see detach Command.