[Python] Deploy con nginx e proxy_pass

[Roberto De Ioris]

> Ok, come diceva Alessandro in realtà non siamo nemmeno riusciti a fare
> dei test con uWSGI e il plugin perchè da errori di Segmentation Fault
> usando --tornado 100 e --greenlet. Ma usando solo --tornado 100 da
> questo errore:
> *** DANGER *** tornado mode without coroutine/greenthread engine loaded
> !!!
>
> Installato e abilitato con:
>
> UWSGI_EMBED_PLUGINS=tornado,greenlet pip install greenlet uwsgi
>
> Dopo aver installato i pacchetti python-greenlet e python-greenlet-dev
> visto che senza diceva di non trovare greenlet/greenlet.h
>
> Qui sotto mette le informazioni che penso siano utili.
>
> ########################################
> # uname -a
> ########################################
> Linux wadev 3.2.0-57-generic #87-Ubuntu SMP Tue Nov 12 21:35:10 UTC 2013
> x86_64 x86_64 x86_64 GNU/Linux
> -----------------
>
> ########################################
> # uwsgi.ini
> ########################################
> [uwsgi]
> socket = 127.0.0.1:9090
> uid = service
> gid = service
> pythonpath = /usr/local/python/Lib
> virtualenv = /dati/wall
> chdir = /dati/wall/src/test
> wsgi-file = uwsgi_test.py
> processes = 4
> threads = 2
> stats = 127.0.0.1:9191
> tornado = 100
> greenlet =
>
> ## Da risposta trovata in rete a proposito di Segmentation Fault.
> ;master = true
> ;enable-threads = true
> ;singe-interpreter = true
>
> ########################################
> # backtrace
> ########################################
> [uWSGI] getting INI configuration from uwsgi.ini
> *** Starting uWSGI 2.0 (64bit) on [Fri Jan  3 13:07:47 2014] ***
> compiled with version: 4.6.3 on 03 January 2014 09:42:28
> os: Linux-3.2.0-57-generic #87-Ubuntu SMP Tue Nov 12 21:35:10 UTC 2013
> nodename: wadev
> machine: x86_64
> clock source: unix
> pcre jit disabled
> detected number of CPU cores: 2
> current working directory: /usr/wall/wall
> detected binary path: /usr/wall/wall/bin/uwsgi
> setgid() to 1005
> set additional group 27 (sudo)
> setuid() to 1005
> your processes number limit is 15866
> your memory page size is 4096 bytes
> detected max file descriptor number: 1024
> - async cores set to 100 - fd table size: 1024
> lock engine: pthread robust mutexes
> thunder lock: disabled (you can enable it with --thunder-lock)
> uwsgi socket 0 bound to TCP address 127.0.0.1:9090 fd 3
> Python version: 2.7.3 (default, Sep 26 2013, 20:13:52)  [GCC 4.6.3]
> Set PythonHome to /dati/wall
> Python main interpreter initialized at 0xa28aa0
> python threads support enabled
> your server socket listen backlog is limited to 100 connections
> your mercy for graceful operations on workers is 60 seconds
> mapped 415280 bytes (405 KB) for 8 cores
> *** Operational MODE: preforking+threaded ***
> added /usr/local/python/Lib/ to pythonpath.
> WSGI app 0 (mountpoint='') ready in 0 seconds on interpreter 0xa28aa0 pid:
> 27566 (default app)
> !!! uWSGI process 27566 got Segmentation Fault !!!
> *** backtrace of 27566 ***
> uwsgi(uwsgi_backtrace+0x29) [0x467b69]
> uwsgi(uwsgi_segfault+0x21) [0x467cf1]
> /lib/x86_64-linux-gnu/libc.so.6(+0x364a0) [0x7fa4c9f8b4a0]
> uwsgi() [0x4a6494]
> uwsgi(uwsgi_init_all_apps+0xcf) [0x46897f]
> uwsgi(uwsgi_start+0xe6a) [0x4699fa]
> uwsgi(uwsgi_setup+0x1885) [0x46b955]
> uwsgi(main+0x9) [0x41e459]
> /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed) [0x7fa4c9f7676d]
> uwsgi() [0x41e489]
> *** end of backtrace ***
>

direi che non hai il modulo greenlet nel venv

-- 
Roberto De Ioris
http://unbit.it