关于Nginx偶尔闪现502的简单解决办法。。

server_names_hash_bucket_size 256;
client_header_buffer_size 256k;
large_client_header_buffers 4 256k;
#size limits
client_max_body_size 50m;
client_body_buffer_size 256k;
client_header_timeout 3m;
client_body_timeout 3m;
send_timeout 3m;

proxy_buffer_size  128k;
proxy_buffers   32 32k;
proxy_busy_buffers_size 128k;

fastcgi_buffer_size 128k;
fastcgi_buffers 4 256k;
fastcgi_busy_buffers_size 256k;