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Python Trace.getTasks方法代码示例

本文整理汇总了Python中trace.Trace.getTasks方法的典型用法代码示例。如果您正苦于以下问题:Python Trace.getTasks方法的具体用法?Python Trace.getTasks怎么用?Python Trace.getTasks使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在trace.Trace的用法示例。


在下文中一共展示了Trace.getTasks方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: TestTrace

# 需要导入模块: from trace import Trace [as 别名]
# 或者: from trace.Trace import getTasks [as 别名]
class TestTrace(TestCase):
    """Smoke tests for LISA's Trace class"""

    traces_dir = os.path.join(os.path.dirname(__file__), 'traces')
    events = [
        'sched_switch',
        'sched_overutilized',
        'cpu_idle',
    ]

    def __init__(self, *args, **kwargs):
        super(TestTrace, self).__init__(*args, **kwargs)

        self.test_trace = os.path.join(self.traces_dir, 'test_trace.txt')

        self.platform = self._get_platform()

        self.trace_path = os.path.join(self.traces_dir, 'trace.txt')
        self.trace = Trace(self.platform, self.trace_path, self.events)

    def make_trace(self, in_data):
        with open(self.test_trace, "w") as fout:
            fout.write(in_data)

        return Trace(self.platform, self.test_trace, self.events,
                     normalize_time=False)

    def _get_platform(self):
        with open(os.path.join(self.traces_dir, 'platform.json')) as f:
            return json.load(f)

    def test_getTaskByName(self):
        """TestTrace: getTaskByName() returns the list of PIDs for all tasks with the specified name"""
        for name, pids in [('watchdog/0', [12]),
                           ('sh', [1642, 1702, 1717, 1718]),
                           ('NOT_A_TASK', [])]:
            self.assertEqual(self.trace.getTaskByName(name), pids)

    def test_getTaskByPid(self):
        """TestTrace: getTaskByPid() returns the name of the task with the specified PID"""
        for pid, names in [(15, 'watchdog/1'),
                           (1639, 'sshd'),
                           (987654321, None)]:
            self.assertEqual(self.trace.getTaskByPid(pid), names)

    def test_getTasks(self):
        """TestTrace: getTasks() returns a dictionary mapping PIDs to a single task name"""
        tasks_dict = self.trace.getTasks()
        for pid, name in [(1, 'init'),
                          (9, 'rcu_sched'),
                          (1383, 'jbd2/sda2-8')]:
            self.assertEqual(tasks_dict[pid], name)

    def test_setTaskName(self):
        """TestTrace: getTaskBy{Pid,Name}() properly track tasks renaming"""
        in_data = """
          father-1234  [002] 18765.018235: sched_switch:          prev_comm=father prev_pid=1234 prev_prio=120 prev_state=0 next_comm=father next_pid=5678 next_prio=120
           child-5678  [002] 18766.018236: sched_switch:          prev_comm=child prev_pid=5678 prev_prio=120 prev_state=1 next_comm=sh next_pid=3367 next_prio=120
        """
        trace = self.make_trace(in_data)

        self.assertEqual(trace.getTaskByPid(1234), 'father')
        self.assertEqual(trace.getTaskByPid(5678), 'child')
        self.assertEqual(trace.getTaskByName('father'), [1234])

        os.remove(self.test_trace)

    def test_time_range(self):
        """
        TestTrace: time_range is the duration of the trace
        """
        expected_duration = 6.676497

        trace = Trace(self.platform, self.trace_path,
                      self.events, normalize_time=False
        )

        self.assertAlmostEqual(trace.time_range, expected_duration, places=6)

    def test_time_range_window(self):
        """
        TestTrace: time_range is the duration of the trace in the given window
        """
        expected_duration = 4.0

        trace = Trace(self.platform, self.trace_path,
                      self.events, normalize_time=False,
                      window=(76.402065, 80.402065)
        )

        self.assertAlmostEqual(trace.time_range, expected_duration, places=6)

    def test_overutilized_time(self):
        """
        TestTrace: overutilized_time is the total time spent while system was overutilized
        """
        events = [
            76.402065,
            80.402065,
            82.001337
#.........这里部分代码省略.........
开发者ID:bjackman,项目名称:lisa,代码行数:103,代码来源:test_trace.py

示例2: TestTrace

# 需要导入模块: from trace import Trace [as 别名]
# 或者: from trace.Trace import getTasks [as 别名]
class TestTrace(TestCase):
    """Smoke tests for LISA's Trace class"""

    traces_dir = os.path.join(os.path.dirname(__file__), 'traces')
    events = [
        'sched_switch',
        'sched_overutilized',
        'cpu_idle',
        'sched_load_avg_task',
        'sched_load_se'
    ]

    def __init__(self, *args, **kwargs):
        super(TestTrace, self).__init__(*args, **kwargs)

        self.test_trace = os.path.join(self.traces_dir, 'test_trace.txt')

        self.platform = self._get_platform()

        self.trace_path = os.path.join(self.traces_dir, 'trace.txt')
        self.trace = Trace(self.platform, self.trace_path, self.events)

    def make_trace(self, in_data):
        """
        Get a trace from an embedded string of textual trace data
        """
        with open(self.test_trace, "w") as fout:
            fout.write(in_data)

        return Trace(self.platform, self.test_trace, self.events,
                     normalize_time=False)

    def get_trace(self, trace_name):
        """
        Get a trace from a separate provided trace file
        """
        dir = os.path.join(self.traces_dir, trace_name)

        trace_path = os.path.join(dir, 'trace.dat')
        return Trace(self._get_platform(trace_name), trace_path, self.events)

    def _get_platform(self, trace_name=None):
        trace_dir = self.traces_dir
        if trace_name:
            trace_dir = os.path.join(trace_dir, trace_name)

        with open(os.path.join(trace_dir, 'platform.json')) as f:
            return json.load(f)

    def test_getTaskByName(self):
        """TestTrace: getTaskByName() returns the list of PIDs for all tasks with the specified name"""
        for name, pids in [('watchdog/0', [12]),
                           ('sh', [1642, 1702, 1717, 1718]),
                           ('NOT_A_TASK', [])]:
            self.assertEqual(self.trace.getTaskByName(name), pids)

    def test_getTaskByPid(self):
        """TestTrace: getTaskByPid() returns the name of the task with the specified PID"""
        for pid, names in [(15, 'watchdog/1'),
                           (1639, 'sshd'),
                           (987654321, None)]:
            self.assertEqual(self.trace.getTaskByPid(pid), names)

    def test_getTasks(self):
        """TestTrace: getTasks() returns a dictionary mapping PIDs to a single task name"""
        tasks_dict = self.trace.getTasks()
        for pid, name in [(1, 'init'),
                          (9, 'rcu_sched'),
                          (1383, 'jbd2/sda2-8')]:
            self.assertEqual(tasks_dict[pid], name)

    def test_setTaskName(self):
        """TestTrace: getTaskBy{Pid,Name}() properly track tasks renaming"""
        in_data = """
          father-1234  [002] 18765.018235: sched_switch:          prev_comm=father prev_pid=1234 prev_prio=120 prev_state=0 next_comm=father next_pid=5678 next_prio=120
           child-5678  [002] 18766.018236: sched_switch:          prev_comm=child prev_pid=5678 prev_prio=120 prev_state=1 next_comm=sh next_pid=3367 next_prio=120
        """
        trace = self.make_trace(in_data)

        self.assertEqual(trace.getTaskByPid(1234), 'father')
        self.assertEqual(trace.getTaskByPid(5678), 'child')
        self.assertEqual(trace.getTaskByName('father'), [1234])

        os.remove(self.test_trace)

    def test_time_range(self):
        """
        TestTrace: time_range is the duration of the trace
        """
        expected_duration = 6.676497

        trace = Trace(self.platform, self.trace_path,
                      self.events, normalize_time=False
        )

        self.assertAlmostEqual(trace.time_range, expected_duration, places=6)

    def test_time_range_window(self):
        """
        TestTrace: time_range is the duration of the trace in the given window
#.........这里部分代码省略.........
开发者ID:credp,项目名称:lisa,代码行数:103,代码来源:test_trace.py

示例3: TestTrace

# 需要导入模块: from trace import Trace [as 别名]
# 或者: from trace.Trace import getTasks [as 别名]
class TestTrace(TestCase):
    """Smoke tests for LISA's Trace class"""

    traces_dir = os.path.join(os.path.dirname(__file__), 'traces')
    events = [
        'sched_switch',
        'sched_overutilized',
        'cpu_idle',
        'sched_load_avg_task',
        'sched_load_se'
    ]

    FLOAT_PLACES=6

    def __init__(self, *args, **kwargs):
        super(TestTrace, self).__init__(*args, **kwargs)

        self.test_trace = os.path.join(self.traces_dir, 'test_trace.txt')

        self.platform = self._get_platform()

        self.trace_path = os.path.join(self.traces_dir, 'trace.txt')
        self.trace = Trace(self.trace_path, self.events, self.platform)

    def make_trace(self, in_data):
        """
        Get a trace from an embedded string of textual trace data
        """
        with open(self.test_trace, "w") as fout:
            fout.write(in_data)

        return Trace(self.test_trace, self.events,
                     self.platform, normalize_time=False)

    def get_trace(self, trace_name):
        """
        Get a trace from a separate provided trace file
        """
        dir = os.path.join(self.traces_dir, trace_name)

        trace_path = os.path.join(dir, 'trace.dat')
        return Trace(trace_path, self.events,
                     self._get_platform(trace_name))

    def _get_platform(self, trace_name=None):
        trace_dir = self.traces_dir
        if trace_name:
            trace_dir = os.path.join(trace_dir, trace_name)

        with open(os.path.join(trace_dir, 'platform.json')) as f:
            return json.load(f)

    def test_getTaskByName(self):
        """TestTrace: getTaskByName() returns the list of PIDs for all tasks with the specified name"""
        for name, pids in [('watchdog/0', [12]),
                           ('sh', [1642, 1702, 1717, 1718]),
                           ('NOT_A_TASK', [])]:
            self.assertEqual(self.trace.getTaskByName(name), pids)

    def test_getTaskByPid(self):
        """TestTrace: getTaskByPid() returns the name of the task with the specified PID"""
        for pid, names in [(15, 'watchdog/1'),
                           (1639, 'sshd'),
                           (987654321, None)]:
            self.assertEqual(self.trace.getTaskByPid(pid), names)

    def test_getTasks(self):
        """TestTrace: getTasks() returns a dictionary mapping PIDs to a single task name"""
        tasks_dict = self.trace.getTasks()
        for pid, name in [(1, 'init'),
                          (9, 'rcu_sched'),
                          (1383, 'jbd2/sda2-8')]:
            self.assertEqual(tasks_dict[pid], name)

    def test_setTaskName(self):
        """TestTrace: getTaskBy{Pid,Name}() properly track tasks renaming"""
        in_data = """
          father-1234  [002] 18765.018235: sched_switch:          prev_comm=father prev_pid=1234 prev_prio=120 prev_state=0 next_comm=father next_pid=5678 next_prio=120
           child-5678  [002] 18766.018236: sched_switch:          prev_comm=child prev_pid=5678 prev_prio=120 prev_state=1 next_comm=sh next_pid=3367 next_prio=120
        """
        trace = self.make_trace(in_data)

        self.assertEqual(trace.getTaskByPid(1234), 'father')
        self.assertEqual(trace.getTaskByPid(5678), 'child')
        self.assertEqual(trace.getTaskByName('father'), [1234])

        os.remove(self.test_trace)

    def test_time_range(self):
        """
        TestTrace: time_range is the duration of the trace
        """
        expected_duration = 6.676497

        trace = Trace(self.trace_path,
                      self.events,
                      self.platform,
                      normalize_time=False
        )

#.........这里部分代码省略.........
开发者ID:msrasmussen,项目名称:lisa,代码行数:103,代码来源:test_trace.py


注:本文中的trace.Trace.getTasks方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。