-XX:+UseCompressedOops
-XX:+TieredCompilation
-server
-Xms2048m
-Xmx2048m
-XX:MaxPermSize=384m
-Xmn768m
-XX:+UseParNewGC
-XX:+UseConcMarkSweepGC
-XX:+DisableExplicitGC
-XX:+UseCMSInitiatingOccupancyOnly
-XX:+ScavengeBeforeFullGC
-XX:+UseCMSCompactAtFullCollection
-XX:+CMSParallelRemarkEnabled
-XX:CMSFullGCsBeforeCompaction=9
-XX:CMSInitiatingOccupancyFraction=60
-XX:+CMSClassUnloadingEnabled
-XX:SoftRefLRUPolicyMSPerMB=0
-XX:-ReduceInitialCardMarks
-XX:+CMSPermGenSweepingEnabled
-XX:CMSInitiatingPermOccupancyFraction=70
-XX:+PrintGCDetails
-XX:+PrintGCDateStamps
-XX:+PrintGCApplicationConcurrentTime
-XX:+PrintGCApplicationStoppedTime
-XX:+PrintHeapAtGC
-Djava.net.preferIPv4Stack=true
-Dorg.jboss.resolver.warning=true
-Xloggc:/wls/applogs/rtlog/server/gc.log
-XX:+HeapDumpOnOutOfMemoryError
-XX:HeapDumpPath=/wls/applogs/rtlog/server
-Duser.timezone=Asia/Shanghai
-Dclient.encoding.override=UTF-8
-Dfile.encoding=UTF-8
-Dsun.rmi.dgc.client.gcInterval=3600000
-Dsun.rmi.dgc.server.gcInterval=3600000
-Xbootclasspath/p:/wls/jbossserver/jboss-as-7.1.1.Final/modules/org/jboss/logmanager/main/jboss-logmanager-1.2.2.GA.jar:/wls/jbossserver/jboss-as-7.1.1.Final/modules/org/jboss/logmanager/log4j/main/jboss-logmanager-log4j-1.0.0.GA.jar:/wls/jbossserver/jboss-as-7.1.1.Final/modules/org/apache/log4j/main/log4j-1.2.16.jar
-Dlogging.configuration=/standalone/configuration/logging.properties
-Djava.util.logging.manager=org.jboss.logmanager.LogManager
-Dorg.jboss.logging.Logger.pluginClass=org.jboss.logging.logmanager.LoggerPluginImpl
-Dcom.sun.management.snmp.port=9998
-Dcom.sun.management.snmp.interface=localhost
-Dcom.sun.management.snmp.acl=false
-Djboss.modules.system.pkgs=org.jboss.byteman,org.jboss.logmanager
-Djava.awt.headless=true
-Djboss.server.default.config=standalone.xml
-Djboss.server.log.dir=/wls/applogs/rtlog/server
-XX:+UseGCLogFileRotation
-XX:NumberOfGCLogFiles=10
-XX:GCLogFileSize=100M
-Ddubbo.properties.file=/wls/wls81/envconfig/sales-mng-service/dubbo.properties
-javaagent:/wls/detector-agent/detector-bootstrap.jar
-Ddetector.agentId=21.64.0.64
-Ddetector.applicationName=sales-mng-service
-Djboss.modules.system.pkgs=org.jboss.byteman,org.jboss.logmanager,com.navercorp.pinpoint.bootstrap,com.navercorp.pinpoint.common,com.navercorp.pinpoint.exception
-Dorg.jboss.boot.log.file=/wls/applogs/rtlog/server/boot.log
-Dlogging.configuration=file:/wls/jbossserver/jboss-as-7.1.1.Final/standalone/configuration/logging.properties
-jar
/wls/jbossserver/jboss-as-7.1.1.Final/jboss-modules.jar
-mp
/wls/jbossserver/jboss-as-7.1.1.Final/modules
-jaxpmodule
javax.xml.jaxp-provider
org.jboss.as.standalone
-Djboss.home.dir=/wls/jbossserver/jboss-as-7.1.1.Final
{Heap before GC invocations=5039 (full 101):
par new generation total 707840K, used 651115K [0x0000000768000000, 0x0000000798000000, 0x0000000798000000)
eden space 629248K, 99% used [0x0000000768000000, 0x000000078e5a8378, 0x000000078e680000)
from space 78592K, 28% used [0x0000000793340000, 0x0000000794972a10, 0x0000000798000000)
to space 78592K, 0% used [0x000000078e680000, 0x000000078e680000, 0x0000000793340000)
concurrent mark-sweep generation total 1310720K, used 717126K [0x0000000798000000, 0x00000007e8000000, 0x00000007e8000000)
concurrent-mark-sweep perm gen total 334888K, used 206950K [0x00000007e8000000, 0x00000007fc70a000, 0x0000000800000000)
2020-01-13T16:50:41.198+0800: 1638024.520: [GC 1638024.520: [ParNew: 651115K->25191K(707840K), 0.0105710 secs] 1368241K->742317K(2018560K), 0.0108590 secs] [Times: user=0.04 sys=0.00, real=
0.01 secs]
Heap after GC invocations=5040 (full 101):
par new generation total 707840K, used 25191K [0x0000000768000000, 0x0000000798000000, 0x0000000798000000)
eden space 629248K, 0% used [0x0000000768000000, 0x0000000768000000, 0x000000078e680000)
from space 78592K, 32% used [0x000000078e680000, 0x000000078ff19cb8, 0x0000000793340000)
to space 78592K, 0% used [0x0000000793340000, 0x0000000793340000, 0x0000000798000000)
concurrent mark-sweep generation total 1310720K, used 717126K [0x0000000798000000, 0x00000007e8000000, 0x00000007e8000000)
concurrent-mark-sweep perm gen total 334888K, used 206950K [0x00000007e8000000, 0x00000007fc70a000, 0x0000000800000000)
}
来源：oschina
链接：https://my.oschina.net/u/4436196/blog/3158330