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1#!/usr/bin/python
2#
3# SPDX-License-Identifier: Apache-2.0
4#
5# Copyright (C) 2015, ARM Limited and contributors.
6#
7# Licensed under the Apache License, Version 2.0 (the "License"); you may
8# not use this file except in compliance with the License.
9# You may obtain a copy of the License at
10#
11# http://www.apache.org/licenses/LICENSE-2.0
12#
13# Unless required by applicable law or agreed to in writing, software
14# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
15# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16# See the License for the specific language governing permissions and
17# limitations under the License.
18#
19
20import sys
21# sys.path.insert(1, "./libs")
22
23from perf_analysis import PerfAnalysis
24from trace import Trace
25
26import os
27import re
28import argparse
29import json
30
31# Configure logging
32import logging
33reload(logging)
34logging.basicConfig(
35    format='%(asctime)-9s %(levelname)-8s: %(message)s',
36    level=logging.DEBUG,
37    # level=logging.INFO,
38    datefmt='%I:%M:%S')
39
40# Regexp to match the format of a result folder
41TEST_DIR_RE = re.compile(
42        r'([^:]*):([^:]*):([^:]*)'
43    )
44
45parser = argparse.ArgumentParser(
46        description='EAS Performance and Trace Plotter')
47parser.add_argument('--results', type=str,
48        default='./results_latest',
49        help='Folder containing experimental results')
50parser.add_argument('--outdir', type=str,
51        default=None,
52        help='A single output folder we want to produce plots for')
53parser.add_argument('--tmin', type=float,
54        default=None,
55        help='Minimum timestamp for all plots')
56parser.add_argument('--tmax', type=float,
57        default=None,
58        help='Maximum timestamp for all plots')
59parser.add_argument('--plots', type=str,
60        default='all',
61        help='List of plots to produce (all,')
62
63args = None
64
65def main():
66    global args
67    args = parser.parse_args()
68
69    # Setup plots to produce
70    if args.plots == 'all':
71        args.plots = 'tasks clusters cpus stune ediff edspace'
72
73    # For each rtapp and each run
74    if args.outdir is not None:
75
76        # Load platform descriptior
77        platform = None
78        plt_file = os.path.join(args.outdir, 'platform.json')
79        if os.path.isfile(plt_file):
80            with open(plt_file, 'r') as ifile:
81                platform = json.load(ifile)
82        logging.info('Platform description:')
83        logging.info('  %s', platform)
84
85        # Plot the specified results folder
86        return plotdir(args.outdir, platform)
87
88    for test_idx in sorted(os.listdir(args.results)):
89
90        match = TEST_DIR_RE.search(test_idx)
91        if match == None:
92            continue
93        wtype = match.group(1)
94        conf_idx = match.group(2)
95        wload_idx = match.group(3)
96
97
98        # Generate performance plots only for RTApp workloads
99        if wtype != 'rtapp':
100            continue
101
102        logging.debug('Processing [%s:%s:%s]...',
103                wtype, conf_idx, wload_idx)
104
105        # For each run of an rt-app workload
106        test_dir = os.path.join(args.results, test_idx)
107
108        # Load platform descriptior
109        platform = None
110        plt_file = os.path.join(test_dir, 'platform.json')
111        if os.path.isfile(plt_file):
112            with open(plt_file, 'r') as ifile:
113                platform = json.load(ifile)
114        logging.info('Platform description:')
115        logging.info('  %s', platform)
116
117        for run_idx in sorted(os.listdir(test_dir)):
118
119            run_dir = os.path.join(test_dir, run_idx)
120            try:
121                run_id = int(run_idx)
122            except ValueError:
123                continue
124
125            logging.info('Generate plots for [%s]...', run_dir)
126            plotdir(run_dir, platform)
127
128def plotdir(run_dir, platform):
129    global args
130    tasks = None
131    pa = None
132
133    # Load RTApp performance data
134    try:
135        pa = PerfAnalysis(run_dir)
136
137        # Get the list of RTApp tasks
138        tasks = pa.tasks()
139        logging.info('Tasks: %s', tasks)
140    except ValueError:
141        pa = None
142        logging.info('No performance data found')
143
144    # Load Trace Analysis modules
145    trace = Trace(platform, run_dir)
146
147    # Define time ranges for all the temporal plots
148    trace.setXTimeRange(args.tmin, args.tmax)
149
150    # Tasks plots
151    if 'tasks' in args.plots:
152        trace.analysis.tasks.plotTasks(tasks)
153        if pa:
154            for task in tasks:
155                pa.plotPerf(task)
156
157    # Cluster and CPUs plots
158    if 'clusters' in args.plots:
159        trace.analysis.frequency.plotClusterFrequencies()
160    if 'cpus' in args.plots:
161        trace.analysis.cpus.plotCPU()
162
163    # SchedTune plots
164    if 'stune' in args.plots:
165        trace.analysis.eas.plotSchedTuneConf()
166    if 'ediff' in args.plots:
167        trace.analysis.eas.plotEDiffTime();
168    if 'edspace' in args.plots:
169        trace.analysis.eas.plotEDiffSpace();
170
171if __name__ == "__main__":
172    main()
173