Python tracemalloc.get_tracemalloc_memory() Examples

The following are 7 code examples of tracemalloc.get_tracemalloc_memory(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module tracemalloc , or try the search function .
Example #1
Source File: debug.py    From zulip with Apache License 2.0 6 votes vote down vote up 
def tracemalloc_dump() -> None:
    if not tracemalloc.is_tracing():
        logger.warning("pid %s: tracemalloc off, nothing to dump",
                       os.getpid())
        return
    # Despite our name for it, `timezone_now` always deals in UTC.
    basename = "snap.{}.{}".format(os.getpid(),
                                   timezone_now().strftime("%F-%T"))
    path = os.path.join(settings.TRACEMALLOC_DUMP_DIR, basename)
    os.makedirs(settings.TRACEMALLOC_DUMP_DIR, exist_ok=True)

    gc.collect()
    tracemalloc.take_snapshot().dump(path)

    with open(f'/proc/{os.getpid()}/stat', 'rb') as f:
        procstat = f.read().split()
    rss_pages = int(procstat[23])
    logger.info("tracemalloc dump: tracing %s MiB (%s MiB peak), using %s MiB; rss %s MiB; dumped %s",
                tracemalloc.get_traced_memory()[0] // 1048576,
                tracemalloc.get_traced_memory()[1] // 1048576,
                tracemalloc.get_tracemalloc_memory() // 1048576,
                rss_pages // 256,
                basename)
Example #2
Source File: test_tracemalloc.py    From Fluid-Designer with GNU General Public License v3.0 5 votes vote down vote up 
def test_get_tracemalloc_memory(self):
        data = [allocate_bytes(123) for count in range(1000)]
        size = tracemalloc.get_tracemalloc_memory()
        self.assertGreaterEqual(size, 0)

        tracemalloc.clear_traces()
        size2 = tracemalloc.get_tracemalloc_memory()
        self.assertGreaterEqual(size2, 0)
        self.assertLessEqual(size2, size)
Example #3
Source File: test_tracemalloc.py    From ironpython3 with Apache License 2.0 5 votes vote down vote up 
def test_get_tracemalloc_memory(self):
        data = [allocate_bytes(123) for count in range(1000)]
        size = tracemalloc.get_tracemalloc_memory()
        self.assertGreaterEqual(size, 0)

        tracemalloc.clear_traces()
        size2 = tracemalloc.get_tracemalloc_memory()
        self.assertGreaterEqual(size2, 0)
        self.assertLessEqual(size2, size)
Example #4
Source File: allocation_profiler.py    From stackimpact-python with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def start_profiler(self):
        self.agent.log('Activating memory allocation profiler.')

        def start():
            tracemalloc.start(self.MAX_TRACEBACK_SIZE)
        self.agent.run_in_main_thread(start)

        self.start_ts = time.time()

        def monitor_overhead():
            if tracemalloc.is_tracing() and tracemalloc.get_tracemalloc_memory() > self.MAX_MEMORY_OVERHEAD:
                self.agent.log('Allocation profiler memory overhead limit exceeded: {0} bytes'.format(tracemalloc.get_tracemalloc_memory()))
                self.stop_profiler()

        self.overhead_monitor = self.agent.schedule(0.5, 0.5, monitor_overhead)
Example #5
Source File: allocation_profiler.py    From stackimpact-python with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def stop_profiler(self):
        self.agent.log('Deactivating memory allocation profiler.')

        with self.profile_lock:
            if self.overhead_monitor:
                self.overhead_monitor.cancel()
                self.overhead_monitor = None

            if tracemalloc.is_tracing():
                snapshot = tracemalloc.take_snapshot()
                self.agent.log('Allocation profiler memory overhead {0} bytes'.format(tracemalloc.get_tracemalloc_memory()))
                tracemalloc.stop()
                self.process_snapshot(snapshot, time.time() - self.start_ts)
Example #6
Source File: test_tracemalloc.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 5 votes vote down vote up 
def test_get_tracemalloc_memory(self):
        data = [allocate_bytes(123) for count in range(1000)]
        size = tracemalloc.get_tracemalloc_memory()
        self.assertGreaterEqual(size, 0)

        tracemalloc.clear_traces()
        size2 = tracemalloc.get_tracemalloc_memory()
        self.assertGreaterEqual(size2, 0)
        self.assertLessEqual(size2, size)
Example #7
Source File: test_tracemalloc.py    From android_universal with MIT License 5 votes vote down vote up 
def test_get_tracemalloc_memory(self):
        data = [allocate_bytes(123) for count in range(1000)]
        size = tracemalloc.get_tracemalloc_memory()
        self.assertGreaterEqual(size, 0)

        tracemalloc.clear_traces()
        size2 = tracemalloc.get_tracemalloc_memory()
        self.assertGreaterEqual(size2, 0)
        self.assertLessEqual(size2, size)