meinheld

meinheld er enda en asynkron web server som fapws3, tornado.
meinheld er en WSGI kompatibel webserver.
Installasjon
Installer fra PyPI:
& Nbsp; easy_install -ZU meinheld
Installere fra source:
& Nbsp; python setup.py installere
meinheld støtte gunicorn.
Slik installerer gunicorn:
& Nbsp; easy_install -ZU gunicorn
Grunnleggende bruk
enkel wsgi app:
fra meinheld import serveren
def hello_world (miljø, start_response):
& Nbsp; status = '200 OK'
& nbsp; res = "Hello world!"
& Nbsp; response_headers = [(Content-type ',' text / plain '), (' Content-Length ', str (len (res)))]
& Nbsp; start_response (status, response_headers)
& Nbsp; tilbake [res]
server.listen (("0.0.0.0", 8000))
server.run (hello_world)
med gunicorn. bruker arbeideren klassen "meinheld.gmeinheld.MeinheldWorker":
$ Gunicorn --workers = 2 --worker-class = "meinheld.gmeinheld.MeinheldWorker" gunicorn_test: app
Ytelse
meinheld brukes høy ytelse http_parser.
(Se http://github.com/ry/http-parser)
og useing høy ytelse event bibliotek picoev.
(Se http://developer.cybozu.co.jp/kazuho/2009/08/picoev-a-tiny-e.html)
enkel benchmark
enkel hello_world benk:
def hello_world (miljø, start_response):
& Nbsp; status = '200 OK'
& nbsp; res = "Hello world!"
& Nbsp; response_headers = [(Content-type ',' text / plain '), (' Content-Length ', str (len (res)))]
& Nbsp; start_response (status, response_headers)
& Nbsp; tilbake [res]
bruke Apach benk:
$ Ab -c 100 -n 10000 http://127.0.0.1:8000/
spec
& Nbsp; * CPU: Intel (R) Atom (TM) CPU N270 @ 1.60GHz
& Nbsp; * Memoy: 1G
& Nbsp; * OS: Ubuntu 10.04
server forespørsler per sekund
meinheld 0,1 2927,62 [# / sek]
fapws3 0.6 1293,53 [# / sek]
sendfile
. meinheld bruke sendfile (2), over wgsi.file_wrapper

Krav :

• Python