tomcat8配置,支持 visuam

刺骨的言语ヽ痛彻心扉 2022-06-08 08:30 169阅读 0赞

JAVA\_HOME="/usr/java/jdk1.8.0\_101"  
CATALINA\_BASE="/data/server/tomcat\_8080"  
  
  
CPU\_N=\`cat /proc/cpuinfo| grep "processor"| wc -l\`  
IP\_ADDR=\`ip route get 8.8.8.8 | awk '\{print $NF; exit\}'\`  
  
  
JMX\_OPTS="  
\-Dcom.sun.management.jmxremote  
\-Dcom.sun.management.jmxremote.port=8999  
\-Dcom.sun.management.jmxremote.rmi.port=8999  
\-Dcom.sun.management.jmxremote.local.only=true  
\-Dcom.sun.management.jmxremote.authenticate=false  
\-Dcom.sun.management.jmxremote.ssl=false  
\-Djava.rmi.server.hostname=$IP\_ADDR"  
  
  
JAVA\_OPTS="  
\-server  
\-Xmx3072M  
\-Xms3072M  
\-Xmn1024M  
\-XX:MetaspaceSize=256m  
\-XX:MaxMetaspaceSize=512m  
\-Xss512K  
\-XX:+ExplicitGCInvokesConcurrent  
\-XX:+UseConcMarkSweepGC  
\-XX:+UseParNewGC  
\-XX:ParallelGCThreads=$CPU\_N  
\-XX:+CMSParallelRemarkEnabled  
\-XX:+CMSClassUnloadingEnabled  
\-XX:LargePageSizeInBytes=128M  
\-XX:+UseFastAccessorMethods  
\-XX:CMSInitiatingOccupancyFraction=80  
\-XX:SoftRefLRUPolicyMSPerMB=0  
\-XX:+PrintGC  
\-XX:+PrintGCDetails  
\-XX:+PrintGCTimeStamps  
\-XX:+PrintGCDateStamps  
\-XX:+PrintHeapAtGC  
\-XX:+PrintGCApplicationStoppedTime

\-XX:+HeapDumpOnOutOfMemoryError"  
  
  
JAVA\_OPTS="$JAVA\_OPTS $JMX\_OPTS -Djava.nio.channels.spi.SelectorProvider=sun.nio.ch.EPollSelectorProvider"-Xloggc:$CATALINA\_BASE/logs/\`date +%Y%m%d%H%M%S\`\_gc.log

通常配置的是registry port:

\-Dcom.sun.management.jmxremote.port=9123

jdk7之后rmi server port也可以配置了，可以配置成同一个。

\-Dcom.sun.management.jmxremote.rmi.port=9123

但是还有一个随机端口没解决。。。还是这哥们执着，最后开了bug  
http://stackoverflow.com/questions/20884353/why-java-opens-3-ports-when-jmx-is-configured  
  
  
  
相关链接

https://issues.apache.org/bugzilla/show\_bug.cgi?id=55931

http://stackoverflow.com/questions/20699068/tomcat7-with-enabled-jmx-opens-2-additional-random-listening-ports  
http://tomcat.apache.org/tomcat-7.0-doc/config/listeners.html\#JMX\_Remote\_Lifecycle\_Listener\_-\_org.apache.catalina.mbeans.JmxRemoteLifecycleListener