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Performance tuning parameters for IntelliJ IDEA JDK8 and 16G RAM on windows 10. Add these params in idea64.exe.vmoptions or idea.exe.vmoptions file in IntelliJ IDEA.
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| -Xms2g | |
| -Xmx4g | |
| -XX:ReservedCodeCacheSize=240m | |
| -XX:+UseConcMarkSweepGC | |
| -XX:SoftRefLRUPolicyMSPerMB=50 | |
| -ea | |
| -Dsun.io.useCanonCaches=false | |
| -Djava.net.preferIPv4Stack=true | |
| -XX:+HeapDumpOnOutOfMemoryError | |
| -XX:-OmitStackTraceInFastThrow | |
| -server | |
| -Xss160m | |
| -XX:+CMSParallelRemarkEnabled | |
| -XX:ConcGCThreads=4 | |
| -XX:+AlwaysPreTouch | |
| -XX:+TieredCompilation | |
| -XX:+UseCompressedOops | |
| -Djsse.enableSNIExtension=false | |
| -XX:NewSize=512m | |
| -XX:MaxNewSize=512m | |
| -XX:+UseParNewGC | |
| -XX:ParallelGCThreads=4 | |
| -XX:MaxTenuringThreshold=1 | |
| -XX:SurvivorRatio=8 | |
| -XX:+UseCodeCacheFlushing | |
| -XX:+AggressiveOpts | |
| -XX:+CMSClassUnloadingEnabled | |
| -XX:+CMSIncrementalMode | |
| -XX:+CMSIncrementalPacing | |
| -XX:CMSInitiatingOccupancyFraction=65 | |
| -XX:+CMSScavengeBeforeRemark | |
| -XX:+UseCMSInitiatingOccupancyOnly | |
| -XX:-TraceClassUnloading |
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