def write_func(ident):
with lock.write_lock():
enter_time = _utils.now()
time.sleep(WORK_TIMES[ident % len(WORK_TIMES)])
exit_time = _utils.now()
start_stops.append((lock.WRITER, enter_time, exit_time))
time.sleep(NAPPY_TIME)
def write_func(ident):
with lock.write_lock():
enter_time = _utils.now()
time.sleep(WORK_TIMES[ident % len(WORK_TIMES)])
exit_time = _utils.now()
start_stops.append((lock.WRITER, enter_time, exit_time))
time.sleep(NAPPY_TIME)
def read_func(ident):
with lock.read_lock():
# TODO(harlowja): sometime in the future use a monotonic clock here
# to avoid problems that can be caused by ntpd resyncing the clock
# while we are actively running.
enter_time = _utils.now()
time.sleep(WORK_TIMES[ident % len(WORK_TIMES)])
exit_time = _utils.now()
start_stops.append((lock.READER, enter_time, exit_time))
time.sleep(NAPPY_TIME)
def read_func(ident):
with lock.read_lock():
# TODO(harlowja): sometime in the future use a monotonic clock here
# to avoid problems that can be caused by ntpd resyncing the clock
# while we are actively running.
enter_time = _utils.now()
time.sleep(WORK_TIMES[ident % len(WORK_TIMES)])
exit_time = _utils.now()
start_stops.append((lock.READER, enter_time, exit_time))
time.sleep(NAPPY_TIME)
