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111 lines
3.3 KiB
Lua
111 lines
3.3 KiB
Lua
-- Copyright (c) 2011 Robert G. Jakabosky <bobby@sharedrealm.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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if #arg < 1 then
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print("usage: lua " .. arg[0] .. " [message-size] [message-count] [bind-to] [connect-to]")
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end
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local message_size = tonumber(arg[1] or 1)
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local message_count = tonumber(arg[2] or 100000)
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local bind_to = arg[3] or 'inproc://thread_lat_test'
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local connect_to = arg[4] or 'inproc://thread_lat_test'
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local zmq = require"zmq"
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local zthreads = require"zmq.threads"
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local socket = require"socket"
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local time = socket.gettime
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local child_code = [[
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local connect_to, message_size, message_count = ...
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local zmq = require"zmq"
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local zthreads = require"zmq.threads"
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local socket = require"socket"
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local time = socket.gettime
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local ctx = zthreads.get_parent_ctx()
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local s = ctx:socket(zmq.PUSH)
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s:setopt(zmq.HWM, message_count/4)
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s:connect(connect_to)
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local data = ("0"):rep(message_size)
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local msg = zmq.zmq_msg_t.init_size(message_size)
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local start_time = time()
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for i = 1, message_count do
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msg:set_data(data)
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assert(s:send_msg(msg))
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end
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local end_time = time()
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s:close()
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local elapsed = 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 / 1000000
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print(string.format("Sender mean throughput: %i [msg/s]", throughput))
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print(string.format("Sender mean throughput: %.3f [Mb/s]", megabits))
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print("sending thread finished.")
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]]
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local ctx = zmq.init(1)
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local s = ctx:socket(zmq.PULL)
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s:bind(bind_to)
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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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local child_thread = zthreads.runstring(ctx, child_code, connect_to, message_size, message_count)
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child_thread:start()
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local msg
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msg = zmq.zmq_msg_t()
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assert(s:recv_msg(msg))
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local start_time = time()
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for i = 1, message_count - 1 do
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assert(s:recv_msg(msg))
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assert(msg:size() == message_size, "Invalid message size")
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end
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local end_time = time()
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s:close()
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child_thread:join()
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ctx:term()
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local elapsed = 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 / 1000000
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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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