| # Copyright 2015-2017 ARM Limited |
| # |
| # 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 |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| |
| """Process the output of the power allocator trace in the current |
| directory's trace.dat""" |
| |
| from collections import OrderedDict |
| import pandas as pd |
| import re |
| |
| from trappy.base import Base |
| from trappy.dynamic import register_ftrace_parser |
| |
| class Thermal(Base): |
| """Process the thermal framework data in a FTrace dump""" |
| |
| unique_word = "thermal_temperature:" |
| """The unique word that will be matched in a trace line""" |
| |
| name = "thermal" |
| """The name of the :mod:`pandas.DataFrame` member that will be created in a |
| :mod:`trappy.ftrace.FTrace` object""" |
| |
| pivot = "id" |
| """The Pivot along which the data is orthogonal""" |
| |
| def plot_temperature(self, control_temperature=None, title="", width=None, |
| height=None, ylim="range", ax=None, legend_label="", |
| tz_id=None): |
| """Plot the temperature. |
| |
| :param ax: Axis instance |
| :type ax: :mod:`matplotlib.Axis` |
| |
| :param legend_label: Label for the legend |
| :type legend_label: str |
| |
| :param title: The title of the plot |
| :type title: str |
| |
| :param control_temperature: If control_temp is a |
| :mod:`pd.Series` representing the (possible) |
| variation of :code:`control_temp` during the |
| run, draw it using a dashed yellow line. |
| Otherwise, only the temperature is plotted. |
| :type control_temperature: :mod:`pandas.Series` |
| |
| :param width: The width of the plot |
| :type width: int |
| |
| :param height: The height of the plot |
| :type height: int |
| |
| :param tz_id: thermal zone id as it appears in the id field of |
| the thermal_temperature trace event |
| :type tz_id: int |
| |
| """ |
| from matplotlib import pyplot as plt |
| from trappy.plot_utils import normalize_title, pre_plot_setup, post_plot_setup |
| |
| title = normalize_title("Temperature", title) |
| |
| if len(self.data_frame) == 0: |
| raise ValueError("Empty DataFrame") |
| |
| thermal_dfr = self.data_frame |
| if tz_id is not None: |
| thermal_dfr = thermal_dfr[thermal_dfr["id"] == tz_id] |
| if len(thermal_dfr) == 0: |
| raise ValueError("No thermal_temperature trace for thermal zone {}".format(tz_id)) |
| |
| setup_plot = False |
| if not ax: |
| ax = pre_plot_setup(width, height) |
| setup_plot = True |
| |
| temp_label = normalize_title("Temperature", legend_label) |
| (thermal_dfr["temp"] / 1000).plot(ax=ax, label=temp_label) |
| if control_temperature is not None: |
| ct_label = normalize_title("Control", legend_label) |
| control_temperature.plot(ax=ax, color="y", linestyle="--", |
| label=ct_label) |
| |
| if setup_plot: |
| post_plot_setup(ax, title=title, ylim=ylim) |
| plt.legend() |
| |
| def plot_temperature_hist(self, ax, title): |
| """Plot a temperature histogram |
| |
| :param ax: Axis instance |
| :type ax: :mod:`matplotlib.Axis` |
| |
| :param title: The title of the plot |
| :type title: str |
| """ |
| from trappy.plot_utils import normalize_title, plot_hist |
| |
| temps = self.data_frame["temp"] / 1000 |
| title = normalize_title("Temperature", title) |
| xlim = (0, temps.max()) |
| |
| plot_hist(temps, ax, title, "C", 30, "Temperature", xlim, "default") |
| |
| register_ftrace_parser(Thermal, "thermal") |
| |
| class ThermalGovernor(Base): |
| """Process the power allocator data in a ftrace dump""" |
| |
| unique_word = "thermal_power_allocator:" |
| """The unique word that will be matched in a trace line""" |
| |
| name = "thermal_governor" |
| """The name of the :mod:`pandas.DataFrame` member that will be created in a |
| :mod:`trappy.ftrace.FTrace` object""" |
| |
| pivot = "thermal_zone_id" |
| """The Pivot along which the data is orthogonal""" |
| |
| def plot_temperature(self, title="", width=None, height=None, ylim="range", |
| ax=None, legend_label=""): |
| """Plot the temperature""" |
| from matplotlib import pyplot as plt |
| from trappy.plot_utils import normalize_title, pre_plot_setup, post_plot_setup |
| |
| dfr = self.data_frame |
| curr_temp = dfr["current_temperature"] |
| control_temp_series = (curr_temp + dfr["delta_temperature"]) / 1000 |
| title = normalize_title("Temperature", title) |
| |
| setup_plot = False |
| if not ax: |
| ax = pre_plot_setup(width, height) |
| setup_plot = True |
| |
| temp_label = normalize_title("Temperature", legend_label) |
| (curr_temp / 1000).plot(ax=ax, label=temp_label) |
| control_temp_series.plot(ax=ax, color="y", linestyle="--", |
| label="control temperature") |
| |
| if setup_plot: |
| post_plot_setup(ax, title=title, ylim=ylim) |
| plt.legend() |
| |
| def plot_input_power(self, actor_order, title="", width=None, height=None, |
| ax=None): |
| """Plot input power |
| |
| :param ax: Axis instance |
| :type ax: :mod:`matplotlib.Axis` |
| |
| :param title: The title of the plot |
| :type title: str |
| |
| :param width: The width of the plot |
| :type width: int |
| |
| :param height: The height of the plot |
| :type int: int |
| |
| :param actor_order: An array showing the order in which the actors |
| were registered. The array values are the labels that |
| will be used in the input and output power plots. |
| |
| For Example: |
| :: |
| |
| ["GPU", "A15", "A7"] |
| |
| :type actor_order: list |
| """ |
| from trappy.plot_utils import normalize_title, pre_plot_setup, post_plot_setup |
| |
| dfr = self.data_frame |
| in_cols = [s for s in dfr.columns if re.match("req_power[0-9]+", s)] |
| |
| plot_dfr = dfr[in_cols] |
| # Rename the columns from "req_power0" to "A15" or whatever is |
| # in actor_order. Note that we can do it just with an |
| # assignment because the columns are already sorted (i.e.: |
| # req_power0, req_power1...) |
| plot_dfr.columns = actor_order |
| |
| title = normalize_title("Input Power", title) |
| |
| if not ax: |
| ax = pre_plot_setup(width, height) |
| |
| plot_dfr.plot(ax=ax) |
| post_plot_setup(ax, title=title) |
| |
| def plot_weighted_input_power(self, actor_weights, title="", width=None, |
| height=None, ax=None): |
| """Plot weighted input power |
| |
| :param actor_weights: An array of tuples. First element of the |
| tuple is the name of the actor, the second is the weight. The |
| array is in the same order as the :code:`req_power` appear in the |
| trace. |
| :type actor_weights: list |
| |
| :param ax: Axis instance |
| :type ax: :mod:`matplotlib.Axis` |
| |
| :param title: The title of the plot |
| :type title: str |
| |
| :param width: The width of the plot |
| :type width: int |
| |
| :param height: The height of the plot |
| :type int: int |
| """ |
| from trappy.plot_utils import normalize_title, pre_plot_setup, post_plot_setup |
| |
| dfr = self.data_frame |
| in_cols = [s for s in dfr.columns if re.match(r"req_power\d+", s)] |
| |
| plot_dfr_dict = OrderedDict() |
| for in_col, (name, weight) in zip(in_cols, actor_weights): |
| plot_dfr_dict[name] = dfr[in_col] * weight / 1024 |
| |
| plot_dfr = pd.DataFrame(plot_dfr_dict) |
| |
| title = normalize_title("Weighted Input Power", title) |
| |
| if not ax: |
| ax = pre_plot_setup(width, height) |
| |
| plot_dfr.plot(ax=ax) |
| post_plot_setup(ax, title=title) |
| |
| def plot_output_power(self, actor_order, title="", width=None, height=None, |
| ax=None): |
| """Plot output power |
| |
| :param ax: Axis instance |
| :type ax: :mod:`matplotlib.Axis` |
| |
| :param title: The title of the plot |
| :type title: str |
| |
| :param width: The width of the plot |
| :type width: int |
| |
| :param height: The height of the plot |
| :type int: int |
| |
| :param actor_order: An array showing the order in which the actors |
| were registered. The array values are the labels that |
| will be used in the input and output power plots. |
| |
| For Example: |
| :: |
| |
| ["GPU", "A15", "A7"] |
| |
| :type actor_order: list |
| """ |
| from trappy.plot_utils import normalize_title, pre_plot_setup, post_plot_setup |
| |
| out_cols = [s for s in self.data_frame.columns |
| if re.match("granted_power[0-9]+", s)] |
| |
| # See the note in plot_input_power() |
| plot_dfr = self.data_frame[out_cols] |
| plot_dfr.columns = actor_order |
| |
| title = normalize_title("Output Power", title) |
| |
| if not ax: |
| ax = pre_plot_setup(width, height) |
| |
| plot_dfr.plot(ax=ax) |
| post_plot_setup(ax, title=title) |
| |
| def plot_inout_power(self, title=""): |
| """Make multiple plots showing input and output power for each actor |
| |
| :param title: The title of the plot |
| :type title: str |
| """ |
| from trappy.plot_utils import normalize_title |
| dfr = self.data_frame |
| |
| actors = [] |
| for col in dfr.columns: |
| match = re.match("P(.*)_in", col) |
| if match and col != "Ptot_in": |
| actors.append(match.group(1)) |
| |
| for actor in actors: |
| cols = ["P" + actor + "_in", "P" + actor + "_out"] |
| this_title = normalize_title(actor, title) |
| dfr[cols].plot(title=this_title) |
| |
| register_ftrace_parser(ThermalGovernor, "thermal") |