178 lines
6.4 KiB
Python
178 lines
6.4 KiB
Python
# Copyright 2015-2017 ARM Limited
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import os
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import sys
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import utils_tests
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import trappy
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sys.path.append(os.path.join(utils_tests.TESTS_DIRECTORY, "..", "trappy"))
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class BaseTestSched(utils_tests.SetupDirectory):
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def __init__(self, *args, **kwargs):
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super(BaseTestSched, self).__init__(
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[("trace_sched.txt", "trace.txt"),],
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*args,
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**kwargs)
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class TestSchedLoadAvgSchedGroup(BaseTestSched):
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def test_get_dataframe(self):
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"""Test that SchedLoadAvgSchedGroup creates a proper data_frame"""
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dfr = trappy.FTrace().sched_load_avg_sg.data_frame
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self.assertTrue(len(dfr) == 1)
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self.assertEquals(dfr["cpus"].iloc[0], "00000002")
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self.assertEquals(dfr["load"].iloc[0], 0)
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self.assertEquals(dfr["utilization"].iloc[0], 0)
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class TestSchedLoadAvgTask(BaseTestSched):
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def test_get_dataframe(self):
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"""Test that SchedLoadAvgTask creates a proper data_frame"""
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dfr = trappy.FTrace().sched_load_avg_task.data_frame
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self.assertTrue(len(dfr) == 1)
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self.assertEquals(dfr["comm"].iloc[0], "sshd")
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self.assertEquals(dfr["pid"].iloc[0], 2962)
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self.assertEquals(dfr["load"].iloc[0], 0)
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self.assertEquals(dfr["utilization"].iloc[0], 0)
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self.assertEquals(dfr["runnable_avg_sum"].iloc[0], 0)
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self.assertEquals(dfr["running_avg_sum"].iloc[0], 0)
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self.assertEquals(dfr["avg_period"].iloc[0], 48595)
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class TestSchedLoadAvgCpu(BaseTestSched):
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def test_get_dataframe(self):
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"""Test that SchedLoadAvgCpu creates a proper data_frame"""
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dfr = trappy.FTrace().sched_load_avg_cpu.data_frame
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self.assertTrue(len(dfr) == 1)
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self.assertEquals(dfr["cpu"].iloc[0], 0)
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self.assertEquals(dfr["load"].iloc[0], 13)
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self.assertEquals(dfr["utilization"].iloc[0], 18)
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class TestSchedContribScaleFactor(BaseTestSched):
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def test_get_dataframe(self):
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"""Test that SchedContribScaleFactor creates a proper data_frame"""
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dfr = trappy.FTrace().sched_contrib_scale_factor.data_frame
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self.assertTrue(len(dfr) == 1)
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self.assertEquals(dfr["cpu"].iloc[0], 0)
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self.assertEquals(dfr["freq_scale_factor"].iloc[0], 426)
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self.assertEquals(dfr["cpu_scale_factor"].iloc[0], 1024)
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class TestSchedCpuCapacity(BaseTestSched):
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def test_get_dataframe(self):
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"""Test that SchedCpuCapacity creates a proper data_frame"""
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dfr = trappy.FTrace().cpu_capacity.data_frame
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self.assertTrue(len(dfr) == 1)
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self.assertEquals(dfr["cpu"].iloc[0], 3)
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self.assertEquals(dfr["capacity"].iloc[0], 430)
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self.assertEquals(dfr["rt_capacity"].iloc[0], 1024)
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class TestSchedCpuFrequency(BaseTestSched):
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def test_get_dataframe(self):
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"""Test that SchedCpuFrequency creates a proper data_frame"""
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dfr = trappy.FTrace().cpu_frequency.data_frame
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self.assertTrue(len(dfr) == 1)
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self.assertEquals(dfr["cpu"].iloc[0], 0)
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self.assertEquals(dfr["frequency"].iloc[0], 600000)
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self.assertFalse("cpu_id" in dfr.columns)
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class TestSchedWakeup(BaseTestSched):
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def test_get_dataframe(self):
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"""Test that SchedWakeup creates a proper data_frame"""
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dfr = trappy.FTrace().sched_wakeup.data_frame
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self.assertTrue(len(dfr) == 2)
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self.assertEquals(dfr["comm"].iloc[0], "rcu_preempt")
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self.assertEquals(dfr["pid"].iloc[0], 7)
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self.assertEquals(dfr["prio"].iloc[0], 120)
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self.assertEquals(dfr["success"].iloc[0], 1)
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self.assertEquals(dfr["target_cpu"].iloc[0], 1)
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class TestSchedWakeupNew(BaseTestSched):
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def test_get_dataframe(self):
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"""Test that SchedWakeupNew creates a proper data_frame"""
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dfr = trappy.FTrace().sched_wakeup_new.data_frame
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self.assertTrue(len(dfr) == 2)
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self.assertEquals(dfr["comm"].iloc[0], "shutils")
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self.assertEquals(dfr["pid"].iloc[0], 19428)
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self.assertEquals(dfr["prio"].iloc[0], 120)
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self.assertEquals(dfr["success"].iloc[0], 1)
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self.assertEquals(dfr["target_cpu"].iloc[0], 2)
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class TestGetFilters(BaseTestSched):
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def test_get_filters(self):
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"""Test that FTrace::get_filters returns correct list of filters"""
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trace = trappy.FTrace()
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classes = trace.class_definitions
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filters = trace.get_filters()
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self.assertTrue(len(classes) == len(filters))
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self.assertTrue(sorted(classes) == sorted(filters))
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sched_classes = trace.sched_classes.copy()
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sched_filters = trace.get_filters("sched")
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# cpu_capacity and cpu_frequency are in the sched scope but they should
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# not be captured by get_filters("sched")
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del sched_classes["cpu_capacity"]
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del sched_classes["cpu_frequency"]
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self.assertTrue(len(sched_classes) == len(sched_filters))
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self.assertTrue(sorted(sched_classes) == sorted(sched_filters))
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class TestSpacedValueAttributes(BaseTestSched):
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def test_spaced_value_attr(self):
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"""Test that FTrace object parses spaced value attributes correctly"""
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with open("trace.txt", "a") as fout:
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fout.write(" <...>-2971 [004] 6550.056871: sched_load_avg_task: comm=AsyncTask #2 pid=6163 ")
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dfr = trappy.FTrace().sched_load_avg_task.data_frame
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self.assertTrue(len(dfr) == 2)
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self.assertEquals(dfr["comm"].iloc[1], "AsyncTask #2")
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self.assertEquals(dfr["pid"].iloc[1], 6163)
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class TestNoSchedTraces(utils_tests.SetupDirectory):
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def __init__(self, *args, **kwargs):
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super(TestNoSchedTraces, self).__init__(
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[("trace_empty.txt", "trace.txt")],
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*args,
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**kwargs)
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def test_empty_trace_txt(self):
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"""Test that empty objects are created with empty trace file"""
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trace = trappy.FTrace()
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for attr in trace.sched_classes.iterkeys():
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self.assertTrue(len(getattr(trace, attr).data_frame) == 0)
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