help regarding weblogic 10.3 SUN JVM 1.6 tuning
i am having issues with tuning garbage collect.
Server is intel itaium quad core 64 bit
Weblogic 10.3.0
JVM is Sun hotspot 1.6 upadate 14 1.6.0_14 (6u14)
32 GB ram
My JVM memory options
Parallel GC with 4 thread(s)
/jdk1.6.0_14/bin/java -server -verbose:gc -XX:+PrintGCTimeStamps -XX:+PrintGCDetails -XX:+PrintTenuringDistribution -Xms7168m -Xmn3000m -Xmx7168m -Xss768k -XX:+AggressiveOpts -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:CMSInitiatingOccupancyFraction=65 -XX:CMSFullGCsBeforeCompaction=1 -XX:+UseCMSInitiatingOccupancyOnly -XX:+CMSScavengeBeforeRemark -XX:NewRatio=6 -XX:TargetSurvivorRatio=90 -XX:+CMSParallelRemarkEnabled -XX:ParallelGCThreads=4 -XX:MaxTenuringThreshold=2 -XX:+DisableExplicitGC -Xloggc:/var/log/gc.log -XX:PretenureSizeThreshold=1m -XX:PermSize=256m -XX:MaxPermSize=512m
We have to restart after 12 hours as