code and results for different ways of doing recv() in pyzmq

zmq_recv_bench.py

import sys
import os, os.path
sys.path.insert(0, os.getcwd())
import zmq

addr = 'inproc://tmp1'
msg = '0'
copy = True
sw = zmq.Stopwatch()
cycles = int(sys.argv[1])

c = zmq.Context()

s1 = c.socket(zmq.PUSH)
s1.bind(addr)

s2 = c.socket(zmq.PULL)
s2.connect(addr)

sw.start()

for i in xrange(cycles):
    s1.send(msg, copy=copy)
    assert msg == s2.recv(copy=copy)

usec = sw.stop()

print "zmq at:", os.path.dirname(zmq.__file__)
print "%.5f usecs per cycle" % (usec / float(cycles))

"""
All tests performed with script as above:

# current HEAD of origin, always using message tracking (3bb1b19909125b1859042725895271b0a7e55818)
scott:~/dev/pyzmq_zeromq> python ../bench.py 1000000
zmq at: /home/scott/dev/pyzmq_zeromq/zmq
52.90635 usecs per cycle

# Message(tracked=False) (ecc5e287a03f4579d5457b7151de31ffd20a72a6)
scott:~/dev/pyzmq> python ../bench.py 1000000
zmq at: /home/scott/dev/pyzmq/zmq
4.52007 usecs per cycle

# Copy done directly in _recv_copy function (cc0545f811d7c41e5085c8d4a06a9276af99acd1)
scott:~/dev/pyzmq> python ../bench.py 1000000
zmq at: /home/scott/dev/pyzmq/zmq
2.42329 usecs per cycle
"""