Java 옵션

export JAVA_OPTS="-server -D$SERVER_NAME $JAVA_OPTS"

 

export JAVA_OPTS="$JAVA_OPTS -Xms512m -Xmx512m"

export JAVA_OPTS="$JAVA_OPTS -XX:NewSize=256m -XX:MaxNewSize=256m"

 

# JAVA 6 7

export JAVA_OPTS="$JAVA_OPTS -XX:PermSize=512m -XX:MaxPErmSize=512m"

 

# JAVA 8

export JAVA_OPTS="$JAVA_OPTS -XX:MetaspaceSize=512m -XX:MaxMetaspaceSize=512m"

 

# IPv6 Disable

export JAVA_OPTS="$JAVA_OPTS -Djava.net.preferIPv4Stack=true"

export JAVA_OPTS="$JAVA_OPTS -Djava.net.preferIPv6Addresses=false"

 

# GC ParallelGC

export JAVA_OPTS="$JAVA_OPTS -XX:+UseParallelGC"

export JAVA_OPTS="$JAVA_OPTS -XX:+UseParallelOldGC"

export JAVA_OPTS="$JAVA_OPTS -XX:-UseAdaptiveSizePolicy"

export JAVA_OPTS="$JAVA_OPTS -XX:ParallelGCThreads=4"

 

# GC Log

export JAVA_OPTS="$JAVA_OPTS -verbose:gc"

export JAVA_OPTS="$JAVA_OPTS -Xloggc:$LOG_DIR/gc/g.log"

export JAVA_OPTS="$JAVA_OPTS -XX:+PrintGCDateStamps"

export JAVA_OPTS="$JAVA_OPTS -XX:+PrintGCDetails"

export JAVA_OPTS="$JAVA_OPTS -XX:+UseGCLogFileRotation"

export JAVA_OPTS="$JAVA_OPTS -XX:NumberOfGCLogFiles=10"

export JAVA_OPTS="$JAVA_OPTS -XX:GCLogFileSize=16m"

 

# ETC

export JAVA_OPTS="$JAVA_OPTS -Dsun.rmi.dgc.client.gcInterval=3600000 "

export JAVA_OPTS="$JAVA_OPTS -Dsun.rmi.dgc.server.gcInterval=3600000"

export JAVA_OPTS="$JAVA_OPTS -Djava.awt.headless=true"