本文整理汇总了Python中tracemalloc.get_tracemalloc_memory方法的典型用法代码示例。如果您正苦于以下问题:Python tracemalloc.get_tracemalloc_memory方法的具体用法?Python tracemalloc.get_tracemalloc_memory怎么用?Python tracemalloc.get_tracemalloc_memory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类tracemalloc
的用法示例。
在下文中一共展示了tracemalloc.get_tracemalloc_memory方法的4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: tracemalloc_dump
# 需要导入模块: import tracemalloc [as 别名]
# 或者: from tracemalloc import get_tracemalloc_memory [as 别名]
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)
示例2: test_get_tracemalloc_memory
# 需要导入模块: import tracemalloc [as 别名]
# 或者: from tracemalloc import get_tracemalloc_memory [as 别名]
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)
示例3: start_profiler
# 需要导入模块: import tracemalloc [as 别名]
# 或者: from tracemalloc import get_tracemalloc_memory [as 别名]
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)
示例4: stop_profiler
# 需要导入模块: import tracemalloc [as 别名]
# 或者: from tracemalloc import get_tracemalloc_memory [as 别名]
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)