statsystem.py 文件源码

def _collect_bandwidth(self, netboxes):
        for mib in self._mibs_for_me(BANDWIDTH_MIBS):
            try:
                metrics = yield self._collect_bandwidth_from_mib(mib, netboxes)
            except (TimeoutError, defer.TimeoutError):
                self._logger.debug("collect_bandwidth: ignoring timeout in %s",
                                   mib.mib['moduleName'])
            else:
                if metrics:
                    defer.returnValue(metrics)
        defer.returnValue([])