使用Ubuntu 14.04（旧版本为12.04）的新服务器上的奇怪的uwsgi分段错误错误。日志：
!!! uWSGI process 12360 got Segmentation Fault !!!
*** backtrace of 12360 ***
uwsgi(uwsgi_backtrace+0x2e) [0x468a9e]
uwsgi(uwsgi_segfault+0x21) [0x468e61]
/lib/x86_64-linux-gnu/libc.so.6(+0x36d40) [0x7f816fcc0d40]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(+0x1b90a8) [0x7f81702090a8]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(+0x177e97) [0x7f81701c7e97]
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(_PyObject_GC_Malloc+0xcb) [0x7f81701c8acb]
...
/usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_CallObjectWithKeywords+0x47) [0x7f8170138837]
uwsgi(python_call+0x11) [0x47b011]
uwsgi(uwsgi_request_wsgi+0x116) [0x47d206]
uwsgi(wsgi_req_recv+0x8e) [0x41e64e]
uwsgi(simple_loop_run+0xc4) [0x465084]
uwsgi(uwsgi_ignition+0x194) [0x4690b4]
*** end of backtrace ***
uwsgi设置大致相同（请求数量）：
使用U12.04的旧服务器
*** Starting uWSGI 2.0 (64bit) on [Sun Feb 22 12:56:07 2015] ***
compiled with version: 4.6.3 on 12 January 2014 18:02:18
os: Linux-3.8.0-35-generic #50~precise1-Ubuntu SMP Wed Dec 4 17:25:51 UTC 2013
machine: x86_64
clock source: unix
detected number of CPU cores: 8
your processes number limit is 256762
your memory page size is 4096 bytes
detected max file descriptor number: 1024
lock engine: pthread robust mutexes
U14.04的新服务器
*** Starting uWSGI 2.0.9 (64bit) on [Sun Feb 22 12:56:49 2015] ***
compiled with version: 4.8.2 on 09 February 2015 11:16:35
os: Linux-3.13.0-44-generic #73-Ubuntu SMP Tue Dec 16 00:22:43 UTC 2014
machine: x86_64
clock source: unix
detected number of CPU cores: 12
your processes number limit is 515009
your memory page size is 4096 bytes
detected max file descriptor number: 1024
lock engine: pthread robust mutexes
可能导致错误的原因是什么？我们正在运行django，postgres和nginx。