service.py 文件源码

def stats_setup(self):

        self.stats_snapshot_previous = None
        self.interval_histogram = HdrHistogram(1, 10000000, 3)
        self.ttl_histogram = HdrHistogram(1, 10000000, 3)
        self.msglag_histogram = HdrHistogram(1, 10000000, 3)

        namespace = "stats_{0!s}_{1!s}_depth_{2!s}".format(platform.node(),
                                        self.SenderCompID,
                                        self.config['market_depth'])
        filename = os.path.join(self.stats_dir,
                namespace+datetime.strftime(datetime.utcnow(), "_%Y%m%d%H%M%S")+'.log')

        self._stats_logger = Logger(
            observer=passThroughFileLogObserver(io.open(filename, "a")),
            namespace='')
        self.stats_loop = task.LoopingCall(self.log_stats)
        self.stats_loop.start(self.stats_interval)