dnode performance.

dnode_performance.coffee

dnode = require 'dnode'
async = require 'async'
iteration_num = 100

# setup
server = dnode {
  test: (a, b, cb)->
    cb(null, a + b)
}
server.listen(8062)

# dnode ---------------------
d = dnode.connect(8062)
d.on 'remote', (client)->
  test = (i, cb)->
    client.test 1, 2, (err, result)->
      cb(null, 0)
  
  start = new Date().getTime()
  async.map [0..iteration_num], test, (err, results)->
    end = new Date().getTime()
    sec = end - start
    console.log 'latency:', sec, 'ms'

# results:
# 100 -> 14ms
# 1000 -> 70ms
# 10,000 -> 660ms
# 100,000 -> 36404ms

# local ---------------------
test = (i, cb)->
  cb(null, 1 + 2)

start = new Date().getTime()
async.map [0..iteration_num], test, (err, results)->
  end = new Date().getTime()
  sec = end - start
  console.log 'latency:', sec, 'ms'

# results:
# 100 -> 0ms
# 1000 -> 1ms
# 10,000 -> 4ms
# 100,000 -> 40ms