tomcat8优化

<!--连接池设置-->

		<Executor 
		name="tomcatThreadPool" 
		namePrefix="catalina-exec-" 
		maxThreads="3000" 
		minSpareThreads="500" 
		maxIdleTime="60000" 
		maxQueueSize="Integer.MAX_VALUE" 
		prestartminSpareThreads="true" 
		threadPriority="5"
		className="org.apache.catalina.core.StandardThreadExecutor" 
		/>
		<!--当配置了连接池时，需要配置该连接器-->
		<Connector 
		executor="tomcatThreadPool" 
		port="8088"
		protocol="org.apache.coyote.http11.Http11Nio2Protocol"
		connectionTimeout="20000"
		asyncTimeout="30000" 
		keepAliveTimeout="10000"
		maxKeepAliveRequests="200" 
		redirectPort="8443" 
		URIEncoding="UTF-8" 
		minSpareThreads="100"
		enableLookups="false"
		acceptorThreadCount="4" 
		acceptorThreadPriority="5"
		socketBuffer="10240" 
		useURIValidationHack="false" 
		maxThreads="1000"
		acceptCount="1000" 
		disableUploadTimeout="true"
		maxConnections="20000"
		maxHttpHeaderSize="8192"
		tcpNoDelay="true"
		compression="on"
		compressionMinSize="2048" 
		noCompressionUserAgents="gozilla,traviata" 
		compressableMimeType="text/html,text/xml,text/css,application/javascript,text/plain" />

jvm优化 JAVA_OPTS="-Dfile.encoding=UTF-8 -server -Xms2048m -Xmx2048m -Xmn1g -Xss512k -XX:NewSize=1024m -XX:MaxNewSize=1024m -XX:MaxPermSize:512M -XX:NewRatio=2 -XX:SurvivorRatio=2 -XX:+DisableExplicitGC -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:+AggressiveOpts -XX:+UseBiasedLocking -XX:MaxTenuringThreshold=0 -XX:+CMSParallelRemarkEnabled -XX:+UseCMSCompactAtFullCollection -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -Duser.timezone=Asia/Shanghai -Djava.awt.headless=true"

转载于:https://my.oschina.net/u/2270256/blog/1855073