mirror of
https://github.com/zeromq/libzmq.git
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62 lines
1.8 KiB
Python
62 lines
1.8 KiB
Python
#
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# Copyright (c) 2007-2010 iMatix Corporation
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#
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# This file is part of 0MQ.
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#
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# 0MQ is free software; you can redistribute it and/or modify it under
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# the terms of the Lesser GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# 0MQ is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# Lesser GNU General Public License for more details.
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#
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# You should have received a copy of the Lesser GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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import sys
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import time
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import libpyzmq
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def main ():
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if len(sys.argv) != 4:
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print 'usage: remote_lat <connect-to> <message-size> <roundtrip-count>'
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sys.exit (1)
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try:
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connect_to = sys.argv [1]
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message_size = int (sys.argv [2])
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roundtrip_count = int (sys.argv [3])
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except (ValueError, OverflowError), e:
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print 'message-size and message-count must be integers'
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sys.exit (1)
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ctx = libpyzmq.Context (1, 1);
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s = libpyzmq.Socket (ctx, libpyzmq.REQ)
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s.connect (connect_to)
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msg = ''.join ([' ' for n in range (0, message_size)])
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start = time.clock ()
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for i in range (0, roundtrip_count):
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s.send (msg)
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msg = s.recv ()
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assert len (msg) == message_size
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end = time.clock ()
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elapsed = (end - start) * 1000000
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latency = elapsed / roundtrip_count / 2
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print "message size: %.0f [B]" % (message_size, )
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print "roundtrip count: %.0f" % (roundtrip_count, )
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print "mean latency: %.3f [us]" % (latency, )
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if __name__ == "__main__":
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main ()
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