mirror of
https://github.com/zeromq/libzmq.git
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54 lines
1.4 KiB
Ruby
54 lines
1.4 KiB
Ruby
#
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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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require 'librbzmq'
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if ARGV.length != 3
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puts "usage: remote_lat <connect-to> <message-size> <roundtrip-count>"
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Process.exit
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end
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connect_to = ARGV[0]
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message_size = ARGV[1].to_i
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roundtrip_count = ARGV[2].to_i
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ctx = Context.new(1, 1, 0)
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s = Socket.new(ctx, REQ);
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s.connect(connect_to);
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msg = "#{'0'*message_size}"
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start_time = Time.now
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for i in 0...roundtrip_count do
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s.send(msg, 0)
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msg = s.recv(0)
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end
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end_time = Time.now
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elapsed = (end_time.to_f - start_time.to_f) * 1000000
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latency = elapsed / roundtrip_count / 2
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puts "message size: %i [B]" % message_size
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puts "roundtrip count: %i" % roundtrip_count
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puts "mean latency: %.3f [us]" % latency
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