求个 django+nginx+gunicorn 配置优化

[n37r06u3]

已有配置如下

https://gist.github.com/n37r06u3/86f2fc9bd792217d4c2e/edit


siege 测试有fail

Transactions: 9796 hits
Availability: 97.96 %
Elapsed time: 52.50 secs
Data transferred: 1.22 MB
Response time: 0.80 secs
Transaction rate: 186.59 trans/sec
Throughput: 0.02 MB/sec
Concurrency: 148.41
Successful transactions: 9796
Failed transactions: 204
Longest transaction: 19.64
Shortest transaction: 0.03

FILE: /usr/local/var/siege.log
You can disable this annoying message by editing
the .siegerc file in your home directory; change
the directive 'show-logfile' to false.
$ siege -c 1000 -r 10 -u http://xxx.com/

[msg7086]

每秒186次不少了吧，实际运行的时候会有这个级别的并发量吗。
另外建议先看一下是哪边拒绝了请求吧。目测是gunicorn的问题？

[ryd994]

workers = multiprocessing.cpu_count()*2
worker_processes 48;
这两条不合适吧。nginx的worker process只要cpu数量就足够了，考虑后端的话甚至更少然后作cpu affinity
tcp_tw_recycle tcp_tw_reuse 慎用
Longest transaction 19秒，估计是后面顶不住了
fail的话看看error log吧