twisted vs node

node-result.txt

httperf --client=0/1 --server=localhost --port=8081 --uri=/ --send-buffer=4096 --recv-buffer=16384 --num-conns=100 --num-calls=1000
Maximum connect burst length: 1

Total: connections 100 requests 100000 replies 100000 test-duration 15.187 s

Connection rate: 6.6 conn/s (151.9 ms/conn, <=1 concurrent connections)
Connection time [ms]: min 139.7 avg 151.9 max 215.4 median 148.5 stddev 12.2
Connection time [ms]: connect 0.2
Connection length [replies/conn]: 1000.000

Request rate: 6584.7 req/s (0.2 ms/req)
Request size [B]: 62.0

Reply rate [replies/s]: min 6397.7 avg 6580.5 max 6730.7 stddev 168.9 (3 samples)
Reply time [ms]: response 0.2 transfer 0.0
Reply size [B]: header 79.0 content 19.0 footer 2.0 (total 100.0)
Reply status: 1xx=0 2xx=100000 3xx=0 4xx=0 5xx=0

CPU time [s]: user 2.18 system 12.78 (user 14.4% system 84.1% total 98.5%)
Net I/O: 1034.6 KB/s (8.5*10^6 bps)

Errors: total 0 client-timo 0 socket-timo 0 connrefused 0 connreset 0
Errors: fd-unavail 0 addrunavail 0 ftab-full 0 other 0

node.js

var n = 0;
require('http').createServer(function(req, res) {
  res.writeHead(200, 'text/plain');
  res.end('I am request #' + (n++) + '\n');
}).listen(8081);

python-result.txt

httperf --client=0/1 --server=localhost --port=8080 --uri=/ --send-buffer=4096 --recv-buffer=16384 --num-conns=100 --num-calls=1000
Maximum connect burst length: 1
Maximum connect burst length: 1

Total: connections 14 requests 13376 replies 13375 test-duration 7.809 s

Connection rate: 1.8 conn/s (557.8 ms/conn, <=1 concurrent connections)
Connection time [ms]: min 563.7 avg 583.6 max 617.2 median 577.5 stddev 15.0
Connection time [ms]: connect 0.1
Connection length [replies/conn]: 1028.846

Request rate: 1712.8 req/s (0.6 ms/req)
Request size [B]: 62.0

Reply rate [replies/s]: min 1703.5 avg 1703.5 max 1703.5 stddev 0.0 (1 samples)
Reply time [ms]: response 0.6 transfer 0.0
Reply size [B]: header 129.0 content 20.0 footer 0.0 (total 149.0)
Reply status: 1xx=0 2xx=13375 3xx=0 4xx=0 5xx=0

CPU time [s]: user 1.08 system 6.67 (user 13.9% system 85.4% total 99.3%)
Net I/O: 352.9 KB/s (2.9*10^6 bps)

Errors: total 0 client-timo 0 socket-timo 0 connrefused 0 connreset 0
Errors: fd-unavail 0 addrunavail 0 ftab-full 0 other 0

python.py

from twisted.web import server, resource
from twisted.internet import reactor

class HelloResource(resource.Resource):
    isLeaf = True
    numberRequests = 0

    def render_GET(self, request):
        self.numberRequests += 1
        request.setHeader("content-type", "text/plain")
        return "I am request #" + str(self.numberRequests) + "\n"

reactor.listenTCP(8080, server.Site(HelloResource()))
reactor.run()