1.優化配置一,502 504減少
下面是根據網上給的意見進行修改的配置,大部分描述是關於fastcgi的設置,此項設置會讓502和504減少,但是偶爾還是會有
#user nobody;
#worker_processes 根據CPU個數進行設置
worker_processes 8;
#error_log logs/error.log;
#error_log logs/error.log notice;
#error_log logs/error.log info;
#pid logs/nginx.pid;
worker_rlimit_nofile 65535;
events {
worker_connections 655350;
multi_accept on;
}
http {
include mime.types;
default_type application/octet-stream;
#log_format main '$remote_addr - $remote_user [$time_local] "$request" '
# '$status $body_bytes_sent "$http_referer" '
# '"$http_user_agent" "$http_x_forwarded_for"';
#access_log logs/access.log main;
server_names_hash_bucket_size 128;
client_header_buffer_size 2k;
large_client_header_buffers 4 4k;
open_file_cache max=204800 inactive=20s;
open_file_cache_min_uses 1;
open_file_cache_valid 30s;
sendfile on;
tcp_nopush on;
tcp_nodelay on;
#tcp_nopush on;
keepalive_timeout 65;
client_max_body_size 500m;
proxy_connect_timeout 300;
proxy_send_timeout 300;
proxy_read_timeout 300;
proxy_buffer_size 16k;
proxy_buffers 4 64k;
proxy_busy_buffers_size 128k;
proxy_temp_file_write_size 128k;
#添加fastcgi設置後,502 504不再出現
fastcgi_connect_timeout 300s;
fastcgi_send_timeout 300s;
fastcgi_read_timeout 300s;
fastcgi_buffer_size 128k;
fastcgi_buffers 8 128k;
fastcgi_busy_buffers_size 256k;
fastcgi_temp_file_write_size 256k;
fastcgi_intercept_errors on;
upstream myserver{
server 192.168.0.111:80;
}
#gzip on;
server {
listen 80;
server_name localhost;
location /{
proxy_pass http://myserver/;
}
}
}
2.優化配置二,502及504消失
這次試用stream模塊進行代理
主要配置如下
#user nobody;
worker_processes 8;
#error_log logs/error.log;
#error_log logs/error.log notice;
#error_log logs/error.log info;
#pid logs/nginx.pid;
worker_rlimit_nofile 65535;
events {
worker_connections 655350;
multi_accept on;
}
stream {
#將80端口轉發到198.168.0.111:80
server {
listen 80;
proxy_connect_timeout 5m;
proxy_timeout 1440m;
proxy_pass 198.168.0.111:80;
}
}
http {
include mime.types;
default_type application/octet-stream;
#log_format main '$remote_addr - $remote_user [$time_local] "$request" '
# '$status $body_bytes_sent "$http_referer" '
# '"$http_user_agent" "$http_x_forwarded_for"';
#access_log logs/access.log main;
server {
listen 90;
server_name localhost;
location /{
root html;
index index.html index.htm;
}
}
}
才用上述配置後,目前沒有再發下502和504出現