Async vs Sync

.gitignore

*.pyc

requirements.txt

hiredis==0.2.0
redis==2.10.5
tornado==4.4.2
tornado-redis==2.4.18
uWSGI==2.0.14

run-uwsgi.sh

#!/bin/sh
exec uwsgi -w uwsgi_fast:app --http :8000 --http-keepalive &> /dev/null

tornado-with-fast-redis.py

import tornado.ioloop
import tornado.web
from tornado.gen import coroutine
from redis import StrictRedis

client = StrictRedis()


class MainHandler(tornado.web.RequestHandler):
    @coroutine
    def get(self):
        data = client.mget('key1', 'key2', 'key3')
        self.write({'result': data})


def make_app():
    return tornado.web.Application([
        (r"/", MainHandler),
    ])

if __name__ == "__main__":
    app = make_app()
    app.listen(8000)
    tornado.ioloop.IOLoop.current().start()

tornado-with-slow-redis.py

import tornado.ioloop
import tornado.web
from tornado.gen import coroutine, Task
import tornadoredis

c = tornadoredis.Client()
c.connect()


class MainHandler(tornado.web.RequestHandler):
    @coroutine
    def get(self):
        data = yield Task(c.mget, ['key1', 'key2', 'key3'])
        data = yield Task(c.mget, ['key1', 'key2', 'key3'])
        data = yield Task(c.mget, ['key1', 'key2', 'key3'])
        data = yield Task(c.mget, ['key1', 'key2', 'key3'])
        data = yield Task(c.mget, ['key1', 'key2', 'key3'])
        data = yield Task(c.mget, ['key1', 'key2', 'key3'])
        data = yield Task(c.mget, ['key1', 'key2', 'key3'])
        data = yield Task(c.mget, ['key1', 'key2', 'key3'])
        data = yield Task(c.mget, ['key1', 'key2', 'key3'])
        data = yield Task(c.mget, ['key1', 'key2', 'key3'])
        self.write({'result': data})


def make_app():
    return tornado.web.Application([
        (r"/", MainHandler),
    ])

if __name__ == "__main__":
    app = make_app()
    app.listen(8000)
    tornado.ioloop.IOLoop.current().start()

uwsgi_fast.py

from redis import StrictRedis
import json

client = StrictRedis()

def app(env, start_response):
    start_response('200 OK', [('Content-Type','text/html')])
    data = client.mget('key1', 'key2', 'key3')
    data = client.mget('key1', 'key2', 'key3')
    data = client.mget('key1', 'key2', 'key3')
    data = client.mget('key1', 'key2', 'key3')
    data = client.mget('key1', 'key2', 'key3')
    data = client.mget('key1', 'key2', 'key3')
    data = client.mget('key1', 'key2', 'key3')
    data = client.mget('key1', 'key2', 'key3')
    data = client.mget('key1', 'key2', 'key3')
    data = client.mget('key1', 'key2', 'key3')
    return [json.dumps({'result': data})]