我试图能够同时响应传入的Web请求,而处理请求包括相当长的IO调用.我打算使用gevent,因为它应该是“非阻塞的”
我发现的问题是,即使我有很多gevent线程,请求也会按顺序处理.由于某种原因,请求由单个绿色线程提供.
我有Nginx(默认配置在这里我认为不相关),我也有uwsgi和简单的wsgi应用程序模拟IO阻塞调用gevent.sleep().他们来了:
uwsgi.ini
[uwsgi] chdir = /srv/website home = /srv/website/env module = wsgi:app socket = /tmp/uwsgi_mead.sock #daemonize = /data/work/zx900/mob-effect.mead/logs/uwsgi.log processes = 1 gevent = 100 gevent-monkey-patch
wsgi.py
import gevent import time from flask import Flask app = Flask(__name__) @app.route("/") def hello(): t0 = time.time() gevent.sleep(10.0) t1 = time.time() return "{1} - {0} = {2}".format(t0,t1,t1 - t0)
然后我同时(几乎)在我的浏览器中打开两个标签,这是我得到的结果:
1392297388.98 - 1392297378.98 = 10.0021491051 # first tab,processing finished at 1392297378.98 1392297398.99 - 1392297388.99 = 10.0081849098 # second tab,processing started at 1392297398.99
如您所见,首先调用阻止执行的视图.我错了什么?