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fixed issue #4014, support java8 & java11 G1 GC

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jianghang.loujh
2022-05-23 18:23:31 +08:00
parent 7dfec19c68
commit eef1ee85fb
5 changed files with 99 additions and 15 deletions
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21
example/src/main/bin/startup.sh
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@@ -58,11 +58,24 @@ in
exit;;
esac
str=`file $JAVA_HOME/bin/java | grep 64-bit`
if [ -n "$str" ]; then
JAVA_OPTS="-server -Xms2048m -Xmx3072m -Xmn1024m -XX:SurvivorRatio=2 -XX:PermSize=96m -XX:MaxPermSize=256m -Xss256k -XX:-UseAdaptiveSizePolicy -XX:MaxTenuringThreshold=15 -XX:+DisableExplicitGC -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled -XX:+UseCMSCompactAtFullCollection -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:+HeapDumpOnOutOfMemoryError"
JavaVersion=`$JAVA -version 2>&1 |awk 'NR==1{ gsub(/"/,""); print $3 }' | awk -F '.' '{print $1}'`
str=`file -L $JAVA | grep 64-bit`
JAVA_OPTS="$JAVA_OPTS -Xss256k -XX:+AggressiveOpts -XX:-UseBiasedLocking -XX:-OmitStackTraceInFastThrow -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=$base/logs"
if [ $JavaVersion -ge 11 ] ; then
#JAVA_OPTS="$JAVA_OPTS -Xlog:gc*:$base_log/gc.log:time "
JAVA_OPTS="$JAVA_OPTS"
else
JAVA_OPTS="-server -Xms1024m -Xmx1024m -XX:NewSize=256m -XX:MaxNewSize=256m -XX:MaxPermSize=128m "
#JAVA_OPTS="$JAVA_OPTS -Xloggc:$base/logs/canal/gc.log -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCApplicationStoppedTime"
JAVA_OPTS="$JAVA_OPTS -XX:+UseFastAccessorMethods -XX:+PrintAdaptiveSizePolicy -XX:+PrintTenuringDistribution"
fi
if [ -n "$str" ]; then
# JAVA_OPTS="-server -Xms2048m -Xmx3072m -Xmn1024m -XX:SurvivorRatio=2 -XX:PermSize=96m -XX:MaxPermSize=256m -XX:MaxTenuringThreshold=15 -XX:+DisableExplicitGC $JAVA_OPTS"
# For G1
JAVA_OPTS="-server -Xms2g -Xmx3g -XX:+UseG1GC -XX:MaxGCPauseMillis=250 -XX:+UseGCOverheadLimit -XX:+ExplicitGCInvokesConcurrent $JAVA_OPTS"
else
JAVA_OPTS="-server -Xms1024m -Xmx1024m -XX:NewSize=256m -XX:MaxNewSize=256m -XX:MaxPermSize=128m $JAVA_OPTS"
fi
JAVA_OPTS=" $JAVA_OPTS -Djava.awt.headless=true -Djava.net.preferIPv4Stack=true -Dfile.encoding=UTF-8"