Hi Django Experts.
I have recently migrated my Django app to Django 1.8.8 since then I am
experiencing low performance.
With cProfiling I am have generated following breakdown of time spent.
ncalls tottime percall cumtime percall filename:lineno(function)
49 22.043 0.450 22.044 0.450 {select.select}
8 10.115 1.264 10.115 1.264 {method 'recv' of
'_socket.socket' objects}
16 0.088 0.005 0.088 0.005 {method 'read' of 'file' objects}
1513/383 0.052 0.000 0.155 0.000
/usr/lib/python2.7/sre_parse.py:379(_parse)
29469 0.041 0.000 0.051 0.000
/usr/lib/python2.7/sre_parse.py:182(__next)
25 0.039 0.002 0.044 0.002
/usr/lib/python2.7/sre_compile.py:301(_optimize_unicode)
2707/358 0.024 0.000 0.120 0.000
/usr/lib/python2.7/sre_compile.py:32(_compile)
909 0.023 0.000 0.081 0.000
/usr/lib/python2.7/sre_compile.py:207(_optimize_charset)
17 0.020 0.001 0.020 0.001 {_socket.gethostbyaddr}
5 0.017 0.003 0.017 0.003 {_ctypes.dlopen}
25482 0.016 0.000 0.059 0.000
/usr/lib/python2.7/sre_parse.py:201(get)
381 0.015 0.000 0.017 0.000
/usr/local/lib/python2.7/dist-packages/django/db/models/options.py:711(_expire_cache)
29 0.015 0.001 0.018 0.001
/usr/lib/python2.7/collections.py:237(namedtuple)
77283/75987 0.014 0.000 0.014 0.000 {len}
3603/1385 0.014 0.000 0.016 0.000
/usr/lib/python2.7/sre_parse.py:140(getwidth)
453 0.014 0.000 0.027 0.000
/usr/local/lib/python2.7/dist-packages/django/utils/functional.py:102(__prepare_class__)
41332 0.013 0.000 0.013 0.000 {hasattr}
227/163 0.012 0.000 0.665 0.004 {__import__}
16 0.012 0.001 0.012 0.001 {posix.popen}
52522 0.011 0.000 0.011 0.000 {method 'append' of 'list'
objects}
How can I indefinitely the bottleneck whether it is in uwsgi's config or
Django?
uWsgi App config
<uwsgi>
<plugin>python</plugin>
<socket>/run/uwsgi/app/api.example.com/api.example.com.socket</socket>
<pythonpath>/home/ubuntu/uwsgis/</pythonpath>
<app mountpoint="/">
<script>wsgi_configuration_module</script>
</app>
<master/>
<processes>2</processes>
<lazy-apps>true</lazy-apps>
<harakiri>60</harakiri>
<reload-mercy>8</reload-mercy>
<cpu-affinity>1</cpu-affinity>
<stats>/tmp/stats.socket</stats>
<max-requests>20000</max-requests>
<limit-as>2048</limit-as>
<reload-on-as>256</reload-on-as>
<reload-on-rss>192</reload-on-rss>
<callable>application</callable>
<logto>/home/ubuntu/uwsgi_core.log</logto>
<daemonize>/home/ubuntu/uwsgi_core_daemonize.log</daemonize>
<no-orphans/>
<enable-threads/>
<vacuum/>
</uwsgi>
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