nginx 多节点负载均衡常见问题解决汇总

1.    出现502 504等问题时，需要考虑是否是buffer容量不够，更改buffer

large_client_header_buffers 4 16k;

client_max_body_size 300m;

client_body_buffer_size 128k;

proxy_connect_timeout 600;

proxy_read_timeout 600;

proxy_send_timeout 600;

proxy_buffer_size 64k;

proxy_buffers  4 32k;

proxy_busy_buffers_size 64k;

proxy_temp_file_write_size 64k;