tomcat 配置gzip
记录一下先，tomcat->conf->server.xml

<Connector connectionTimeout="20000" port="8080" protocol="HTTP/1.1" redirectPort="8443"  compression="on" compressionMinSize="2048" noCompressionUserAgents="gozilla,traviata" compressableMimeType="text/html,text/xml,text/javascript,application/javascript,text/css,text/plain"/>