ORACLE 日志重建
Listener.log过大处理方法：
关闭监听器日志：lsnrctl set log_status off
重命名日志文件：rename listener.log listener.old
开启监听器日志：lsnrcl set log_status on
alert.log过大处理方法：
直接改名alert.log文件
数据库系统会自动生成新 文件。
Nginx Proxy & Load Balance & LNMP
Nginx Proxy Service E-commerce website Server 1: provide image request response ( apache / nginx ) Server 2: provide dynamic request response ( php-fpm / apache-php ) Server 3: provide static request response ( apache / nginx ) Server 4: provide data request response ( mysql ) It need one additional nginx server 1. Install nginx 2. proxy to specific server Example location / { proxy_pass http://192.168.199.187:80/; } location /bbs/ { proxy_pass http://192.168.199.187:80/bbs/; } location ~* \.(jpg|png|gif)$ { proxy_pass http://172.16.100.7; } Enhance the log information and specific the hostname location / { proxy_pass http://192.168.199.187:80/; proxy_set_header <parameter name> $host; (client requst the hostname ) proxy_set_header <parameter name> $remote_addr; ...
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