Tomcat内存优化

JAVA_OPTS='Xms1024m -Xmx2048m -XX:PermSize=256M -XX:MaxNewSize=256m -XX:MaxPermSize=256m'

<Connector port="8080"
                protocol="HTTP/1.1"
                maxHttpHeaderSize="8192"
                maxThreads="1000"
                minSpareThreads="100"
                maxSpareThreads="1000"
                minProcessors="100"
                maxProcessors="1000" 
                enableLookups="false"
                compression="on"
                compressionMinSize="2048"
                compressableMimeType="text/html,text/xml,text/javascript,text/css,text/plain"
                connectionTimeout="20000"
                URIEncoding="utf-8"
                acceptCount="1000"
                redirectPort="8443"
                disableUploadTimeout="true"/>

CATALINA_OPTS='-Xms2000m -Xmx2000m -Xmn1024m -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:CMSInitiatingOccupancyFraction=50'