aio.py

import asyncio
from aiohttp import web

@asyncio.coroutine
def handle(request):
    return web.Response(body=b"Hello, Python!")

@asyncio.coroutine
def init(loop):
    app = web.Application(loop=loop)
    app.router.add_route('GET', '/', handle)

    srv = yield from loop.create_server(app.make_handler(),
                                        '127.0.0.1', 24689)
    print("Server started at http://127.0.0.1:24689")
    return srv

loop = asyncio.get_event_loop()
loop.run_until_complete(init(loop))
loop.run_forever()

aio.txt

sudo ab -n 10000 -c 100 http://127.0.0.1:24689/
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
This is ApacheBench, Version 2.3 <$Revision: 1604373 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking 127.0.0.1 (be patient)
Completed 1000 requests
Completed 2000 requests
Completed 3000 requests
Completed 4000 requests
Completed 5000 requests
Completed 6000 requests
Completed 7000 requests
Completed 8000 requests
Completed 9000 requests
Completed 10000 requests
Finished 10000 requests


Server Software:
Server Hostname:        127.0.0.1
Server Port:            24689

Document Path:          /
Document Length:        14 bytes

Concurrency Level:      100
Time taken for tests:   7.877 seconds
Complete requests:      10000
Failed requests:        0
Total transferred:      1440000 bytes
HTML transferred:       140000 bytes
Requests per second:    1269.59 [#/sec] (mean)
Time per request:       78.766 [ms] (mean)
Time per request:       0.788 [ms] (mean, across all concurrent requests)
Transfer rate:          178.54 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    5  13.8      0      75
Processing:     3   73  11.1     73     105
Waiting:        2   73  11.1     73     105
Total:          7   78  11.9     77     127

Percentage of the requests served within a certain time (ms)
  50%     77
  66%     81
  75%     84
  80%     87
  90%     96
  95%    101
  98%    105
  99%    107
 100%    127 (longest request)
 

gevent.py

#!/usr/bin/python
"""WSGI server example"""
from __future__ import print_function
from gevent.pywsgi import WSGIServer

def application(env, start_response):
    start_response('200 OK', [('Content-Type', 'text/plain')])
    return [b"Hello Python!"]

if __name__ == '__main__':
    print('Serving on 24688...')
    WSGIServer(('', 24688), application, log=None).serve_forever()

gevent.txt

sudo ab -n 10000 -c 100 http://127.0.0.1:24688/
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
This is ApacheBench, Version 2.3 <$Revision: 1604373 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking 127.0.0.1 (be patient)
Completed 1000 requests
Completed 2000 requests
Completed 3000 requests
Completed 4000 requests
Completed 5000 requests
Completed 6000 requests
Completed 7000 requests
Completed 8000 requests
Completed 9000 requests
Completed 10000 requests
Finished 10000 requests


Server Software:
Server Hostname:        127.0.0.1
Server Port:            24688

Document Path:          /
Document Length:        13 bytes

Concurrency Level:      100
Time taken for tests:   16.124 seconds
Complete requests:      10000
Failed requests:        0
Total transferred:      1340000 bytes
HTML transferred:       130000 bytes
Requests per second:    620.19 [#/sec] (mean)
Time per request:       161.241 [ms] (mean)
Time per request:       1.612 [ms] (mean, across all concurrent requests)
Transfer rate:          81.16 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        1   79  23.4     77     252
Processing:     1   80  24.1     78     255
Waiting:        1   77  24.1     76     254
Total:         69  159  41.1    159     362

Percentage of the requests served within a certain time (ms)
  50%    159
  66%    171
  75%    187
  80%    196
  90%    206
  95%    216
  98%    238
  99%    261
 100%    362 (longest request)