@classmethod
def dkron_run_hourly(cls):
    """Called by dkron to run all tasks that shal be run hourly."""
    for section, srv in cls._ocean._all_services():
        srvd = cls._get(srv)
        if 'dkron' in srvd and 'hourly' in srvd['dkron']:
            cmd = srvd['dkron']['hourly']
            cls.shell(srv, '-c', cmd)
