diff --git a/perf/local_thr_poll.lua b/perf/local_thr_poll.lua new file mode 100644 index 0000000..bfe0d33 --- /dev/null +++ b/perf/local_thr_poll.lua @@ -0,0 +1,77 @@ +-- Copyright (c) 2010 Aleksey Yeschenko +-- +-- Permission is hereby granted, free of charge, to any person obtaining a copy +-- of this software and associated documentation files (the "Software"), to deal +-- in the Software without restriction, including without limitation the rights +-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +-- copies of the Software, and to permit persons to whom the Software is +-- furnished to do so, subject to the following conditions: +-- +-- The above copyright notice and this permission notice shall be included in +-- all copies or substantial portions of the Software. +-- +-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +-- THE SOFTWARE. + +if not arg[3] then + print("usage: lua local_thr.lua ") + os.exit() +end + +local bind_to = arg[1] +local message_size = tonumber(arg[2]) +local message_count = tonumber(arg[3]) + +local zmq = require"zmq" +local z_poller = require"zmq.poller" +local z_NOBLOCK = zmq.NOBLOCK + +local poller = z_poller(64) + +local ctx = zmq.init(1) +local s = ctx:socket(zmq.SUB) +s:setopt(zmq.SUBSCRIBE, ""); +s:bind(bind_to) + +print(string.format("message size: %i [B]", message_size)) +print(string.format("message count: %i", message_count)) + +local msg +msg = zmq.zmq_msg_t() + +local cnt = 0 + +poller:add(s, zmq.POLLIN, function(sock) + while s:recv_msg(msg, z_NOBLOCK) do + --assert(msg:size() == message_size, "Invalid message size") + cnt = cnt + 1 + if cnt == message_count then + poller:stop() + end + end +end) + +-- wait for first message +assert(s:recv_msg(msg)) +cnt = 1 + +local timer = zmq.stopwatch_start() +poller:start() +local elapsed = timer:stop() + +s:close() +ctx:term() + +if elapsed == 0 then elapsed = 1 end + +local throughput = message_count / (elapsed / 1000000) +local megabits = throughput * message_size * 8 / 1000000 + +print(string.format("mean throughput: %i [msg/s]", throughput)) +print(string.format("mean throughput: %.3f [Mb/s]", megabits)) +