-# Copyright (c) 2020 Cisco and/or its affiliates.
+# Copyright (c) 2021 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
:param measurer: Object able to perform trial or composite measurements.
:type measurer: AbstractMeasurer.AbstractMeasurer
"""
- # TODO: Type check for AbstractMeasurer?
self.measurer = measurer
@abstractmethod
- def narrow_down_ndr_and_pdr(
- self, min_rate, max_rate, packet_loss_ratio):
+ def narrow_down_intervals(
+ self, min_rate, max_rate, packet_loss_ratios):
"""Perform measurements to narrow down intervals, return them.
- This will be renamed when custom loss ratio lists are supported.
-
:param min_rate: Minimal target transmit rate [tps].
Usually, tests are set to fail if search reaches this or below.
:param max_rate: Maximal target transmit rate [tps].
Usually computed from line rate and various other limits,
to prevent failures or duration stretching in Traffic Generator.
- :param packet_loss_ratio: Fraction of packets lost, for PDR [1].
+ :param packet_loss_ratios: Ratios of packet loss to search for,
+ e.g. [0.0, 0.005] for NDR and PDR.
:type min_rate: float
:type max_rate: float
- :type packet_loss_ratio: float
+ :type packet_loss_ratios: Iterable[float]
:returns: Structure containing narrowed down intervals
and their measurements.
- :rtype: NdrPdrResult.NdrPdrResult
+ :rtype: List[ReceiveRateInterval.ReceiveRateInterval]
"""
- # TODO: Do we agree on arguments related to precision or trial duration?