コード例 #1
0
    def callback(self, msg):
        if self.timer.nr == 1:
            self.condition.acquire()
            self.timer.watch = zmq.Stopwatch()
            self.timer.watch.start()
            self.timer.nr += 1

        elif self.timer.nr == self.message_count:
            self.timer.elapsed = self.timer.watch.stop()

            self.condition.notifyAll()
            self.condition.release()

        else:
            self.timer.nr += 1
        return msg
コード例 #2
0
ファイル: perf.py プロジェクト: zpincus/pyzmq
def latency(url, count, size, poll, copy):
    """Perform a latency test"""
    ctx = zmq.Context()
    s = ctx.socket(zmq.REQ)
    s.setsockopt(zmq.LINGER, -1)
    s.connect(url)
    if poll:
        p = zmq.Poller()
        p.register(s)

    msg = b' ' * size

    watch = zmq.Stopwatch()

    block = zmq.NOBLOCK if poll else 0
    time.sleep(1)
    watch.start()

    for i in range(0, count):
        if poll:
            res = p.poll()
            assert (res[0][1] & zmq.POLLOUT)
        s.send(msg, block, copy=copy)

        if poll:
            res = p.poll()
            assert (res[0][1] & zmq.POLLIN)
        msg = s.recv(block, copy=copy)

        assert len(msg) == size

    elapsed = watch.stop()

    s.send(b'done')

    latency = elapsed / (count * 2.)

    print("message size   : %8i     [B]" % (size, ))
    print("roundtrip count: %8i     [msgs]" % (count, ))
    print("mean latency   : %12.3f [µs]" % (latency, ))
    print("test time      : %12.3f [s]" % (elapsed * 1e-6, ))
コード例 #3
0
ファイル: perf.py プロジェクト: zpincus/pyzmq
def throughput(url, count, size, poll, copy):
    """recv a bunch of messages on a PULL socket
    
    Should be started before `pusher`
    """
    ctx = zmq.Context()
    s = ctx.socket(zmq.PULL)

    #  Add your socket options here.
    #  For example ZMQ_RATE, ZMQ_RECOVERY_IVL and ZMQ_MCAST_LOOP for PGM.

    if poll:
        p = zmq.Poller()
        p.register(s)

    s.bind(url)

    watch = zmq.Stopwatch()
    block = zmq.NOBLOCK if poll else 0

    # Wait for the other side to connect.
    msg = s.recv()
    assert len(msg) == size

    watch.start()
    for i in range(count - 1):
        if poll:
            res = p.poll()
        msg = s.recv(block, copy=copy)
    elapsed = watch.stop()
    if elapsed == 0:
        elapsed = 1

    throughput = (1e6 * float(count)) / float(elapsed)
    megabits = float(throughput * size * 8) / 1e6

    print("message size   : %8i     [B]" % (size, ))
    print("message count  : %8i     [msgs]" % (count, ))
    print("mean throughput: %8.0f     [msg/s]" % (throughput, ))
    print("mean throughput: %12.3f [Mb/s]" % (megabits, ))
    print("test time      : %12.3f [s]" % (elapsed * 1e-6, ))
コード例 #4
0
    except (ValueError, OverflowError), e:
        print 'message-size and message-count must be integers'
        sys.exit(1)

    ctx = zmq.Context()
    s = ctx.socket(zmq.REQ)
    print connect_to
    s.connect(connect_to)

    if use_poll:
        p = zmq.Poller()
        p.register(s)

    msg = ' ' * message_size

    clock = zmq.Stopwatch()
    clock.start()
    start = 0
    # start = time.clock()

    for i in range(0, roundtrip_count):
        if use_poll:
            res = p.poll()
            assert (res[0][1] & zmq.POLLOUT)
        s.send(msg, zmq.NOBLOCK if use_poll else 0, copy=use_copy)

        if use_poll:
            res = p.poll()
            assert (res[0][1] & zmq.POLLIN)
        msg = s.recv(zmq.NOBLOCK if use_poll else 0, copy=use_copy)
        assert len(msg) == message_size
コード例 #5
0
ファイル: local_thr.py プロジェクト: SarehFotuhi/First-Repo
def main (argv):
    use_poll = '-p' in argv
    use_copy = '-c' in argv
    if use_copy:
        argv.remove('-c')
    if use_poll:
        argv.remove('-p')

    if len (argv) != 4:
        print ('usage: local_thr [-c use-copy] [-p use-poll] <bind-to> <message-size> <message-count>')
        sys.exit(1)

    try:
        bind_to = argv[1]
        message_size = int(argv[2])
        message_count = int(argv[3])
    except (ValueError, OverflowError):
        print ('message-size and message-count must be integers')
        sys.exit(1)

    ctx = zmq.Context()
    s = ctx.socket(zmq.SUB)

    #  Add your socket options here.
    #  For example ZMQ_RATE, ZMQ_RECOVERY_IVL and ZMQ_MCAST_LOOP for PGM.
    # remove the b for Python2.5:
    s.setsockopt(zmq.SUBSCRIBE , b'')

    if use_poll:
        p = zmq.Poller()
        p.register(s)

    s.bind(bind_to)

    watch = zmq.Stopwatch()
    block = zmq.NOBLOCK if use_poll else 0
    
    # Wait for the other side to connect.
    msg = s.recv()
    assert len (msg) == message_size
    
    watch.start()
    for i in range (message_count-1):
        if use_poll:
            res = p.poll()
            assert(res[0][1] & zmq.POLLIN)
        msg = s.recv(block, copy=use_copy)
    elapsed = watch.stop()

    if elapsed == 0:
        elapsed = 1
    
    throughput = (1e6 * float(message_count)) / float(elapsed)
    megabits = float(throughput * message_size * 8) / 1e6

    print ("message size: %i [B]" % (message_size, ))
    print ("message count: %i" % (message_count, ))
    print ("mean throughput: %.0f [msg/s]" % (throughput, ))
    print ("mean throughput: %.3f [Mb/s]" % (megabits, ))

    s.close()
    ctx.term()
    return throughput