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60 lines
2.0 KiB
Lua
60 lines
2.0 KiB
Lua
-- Copyright (c) 2010 Aleksey Yeschenko <aleksey@yeschenko.com>
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--
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-- Permission is hereby granted, free of charge, to any person obtaining a copy
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-- of this software and associated documentation files (the "Software"), to deal
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-- in the Software without restriction, including without limitation the rights
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-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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-- copies of the Software, and to permit persons to whom the Software is
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-- furnished to do so, subject to the following conditions:
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--
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-- The above copyright notice and this permission notice shall be included in
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-- all copies or substantial portions of the Software.
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--
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-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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-- THE SOFTWARE.
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require("zmq")
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if not arg[3] then
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print("usage: lua local_thr.lua <bind-to> <message-size> <message-count>")
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os.exit()
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end
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local bind_to = arg[1]
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local message_size = tonumber(arg[2])
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local message_count = tonumber(arg[3])
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local ctx = zmq.init(1, 1)
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local s = ctx:socket(zmq.SUB)
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s:setsockopt(zmq.SUBSCRIBE, "");
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s:bind(bind_to)
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local msg = s:recv()
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local start_time = os.time()
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for i = 1, message_count - 1 do
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msg = s:recv()
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end
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local end_time = os.time()
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s:close()
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ctx:term()
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local elapsed = os.difftime(end_time, start_time)
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if elapsed == 0 then elapsed = 1 end
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local throughput = message_count / elapsed
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local megabits = throughput * message_size * 8
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print(string.format("message size: %i [B]", message_size))
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print(string.format("message count: %i", message_count))
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print(string.format("mean throughput: %i [msg/s]", throughput))
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print(string.format("mean throughput: %.3f [Mb/s]", megabits))
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