nginx的動靜分離和proxy_cache緩存可以同時設置,感覺在集羣部署時可能效果更好。
一.http模塊增加緩存設置
proxy_temp_path /etc/nginx/proxy_temp;
proxy_cache_path /etc/nginx/proxy_cache levels=1:2 keys_zone=cache_one:200m inactive=5d max_size=1g;
inactive=5d max_size=1g;
proxy_ignore_headers X-Accel-Expires Expires Cache-Control Set-Cookie;
二.Server模塊
動靜分離和緩存的結合(經測試研究,nginx如果做了動靜分離,自帶的proxy_cache模塊來無法實現nginx緩存自身代理的靜態頁面,所以再加一個server端,方便緩存配置和集羣部署)
server {
listen 80;
server_name www.nginx2.com;
#靜態處理交給nginx
location ~ .*\.(htm|html|gif|jpg|jpeg|png|bmp|swf|ioc|ico|rar|zip|txt|flv|mid|doc|ppt|pdf|xls|mp3|wma|css|js)$ {
proxy_cache cache_one;
proxy_cache_valid 200 304 302 2d;
proxy_cache_valid any 1d;
proxy_cache_key $host$uri$is_args$args;
add_header X-Cache '$upstream_cache_status from $host';
proxy_pass http://127.0.0.1:8088;
expires 30d;
}
#動態文件不處理
location ~ .*$ {
proxy_pass http://127.0.0.1:8080;
proxy_cookie_path /nginx1/ /;
}
}
server{
listen 8088;
location ~ .*\.(htm|html|gif|jpg|jpeg|png|bmp|swf|ioc|ico|rar|zip|txt|flv|mid|doc|ppt|pdf|xls|mp3|wma|css|js)$ {
root /opt/apache-tomcat-7.0.64/webapps/nginx1;
expires 30d;
}
}
壓力測試
#yum install httpd-tools -y
#ab -n 3000 -c 1000 url(如http://www.nginx2.com/index.jsp)
完整配置
#user nginx;
worker_processes 1;
error_log /var/log/nginx/error.log;
pid /var/run/nginx.pid;
events {
use epoll;
worker_connections 1024;
}
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;
sendfile on;
#tcp_nopush on;
#keepalive_timeout 0;
keepalive_timeout 65;
#gzip 壓縮傳輸
gzip on;
gzip_min_length 1k;
gzip_buffers 4 16k;
gzip_http_version 1.0;
gzip_comp_level 2;
gzip_types text/plain application/x-javascripttext/css application/xml;
gzip_vary on;
#配置代理參數
proxy_redirect off;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_connect_timeout 90;
proxy_read_timeout 90;
proxy_send_timeout 90;
proxy_buffer_size 4k;
#緩存配置
proxy_temp_file_write_size 264k;
proxy_temp_path /mnt/nginx_temp;
proxy_cache_path /mnt/nginx_cache levels=1:2 keys_zone=cache_one:200m inactive=5d max_size=400m;
proxy_ignore_headers X-Accel-Expires Expires Cache-Control Set-Cookie;
server {
listen 80;
server_name www.nginx2.com;
#靜態文件nginx處理並緩存
location ~ .*\.(htm|html|gif|jpg|jpeg|png|bmp|swf|ioc|ico|rar|zip|txt|flv|mid|doc|ppt|pdf|xls|mp3|wma|css|js)$ {
proxy_cache cache_one;
proxy_cache_valid 200 304 302 2d;
proxy_cache_valid any 1d;
# 以域名、URI、參數組合成Web緩存的Key值,Nginx根據Key值哈希,存儲緩存內容到二級緩存目錄內
proxy_cache_key $host$uri$is_args$args;
add_header X-Cache '$upstream_cache_status from $host';
proxy_pass http://127.0.0.1:8088;
expires 30d;
}
#其他頁面反向代理到tomcat容器
location ~ .*$ {
proxy_pass http://127.0.0.1:8080;
proxy_cookie_path /nginx1/ /;
}
}
server{
listen 8088;
location ~ .*\.(htm|html|gif|jpg|jpeg|png|bmp|swf|ioc|ico|rar|zip|txt|flv|mid|doc|ppt|pdf|xls|mp3|wma|css|js)$ {
#所有靜態文件直接讀取硬盤
root /opt/apache-tomcat-7.0.64/webapps/nginx1;
expires 30d;
}
}
}