meter.py 文件源码

def collect_metrics(self):
        u = resource.getrusage(resource.RUSAGE_SELF)
        if gc_.isenabled():
            c = list(gc_.get_count())
            th = list(gc_.get_threshold())
            g = GC(collect0=c[0] if not self.last_collect else c[0] - self.last_collect[0],
                   collect1=c[1] if not self.last_collect else c[
                       1] - self.last_collect[1],
                   collect2=c[2] if not self.last_collect else c[
                       2] - self.last_collect[2],
                   threshold0=th[0],
                   threshold1=th[1],
                   threshold2=th[2])

        thr = t.enumerate()
        daemon_threads = len([tr.daemon and tr.is_alive() for tr in thr])
        alive_threads = len([not tr.daemon and tr.is_alive() for tr in thr])
        dead_threads = len([not tr.is_alive() for tr in thr])

        m = Metrics(ru_utime=u[0] if not self.last_usage else u[0] - self.last_usage[0],
                    ru_stime=u[1] if not self.last_usage else u[1] - self.last_usage[1],
                    ru_maxrss=u[2],
                    ru_ixrss=u[3],
                    ru_idrss=u[4],
                    ru_isrss=u[5],
                    ru_minflt=u[6] if not self.last_usage else u[6] - self.last_usage[6],
                    ru_majflt=u[7] if not self.last_usage else u[7] - self.last_usage[7],
                    ru_nswap=u[8] if not self.last_usage else u[8] - self.last_usage[8],
                    ru_inblock=u[9] if not self.last_usage else u[9] - self.last_usage[9],
                    ru_oublock=u[10] if not self.last_usage else u[10] - self.last_usage[10],
                    ru_msgsnd=u[11] if not self.last_usage else u[11] - self.last_usage[11],
                    ru_msgrcv=u[12] if not self.last_usage else u[12] - self.last_usage[12],
                    ru_nsignals=u[13] if not self.last_usage else u[13] - self.last_usage[13],
                    ru_nvcs=u[14] if not self.last_usage else u[14] - self.last_usage[14],
                    ru_nivcsw=u[15] if not self.last_usage else u[15] - self.last_usage[15],
                    alive_threads=alive_threads,
                    dead_threads=dead_threads,
                    daemon_threads=daemon_threads,
                    gc=g)

        self.last_usage = u
        if gc_.isenabled():
            self.last_collect = c

        return m