Created
September 7, 2020 01:14
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G1GC Idea VMOptions
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| -Xms128m | |
| -Xmx8192m | |
| -XX:+UseG1GC | |
| -XX:MaxGCPauseMillis=100 | |
| -XX:ReservedCodeCacheSize=280m | |
| -XX:+UseCompressedOops | |
| -XX:SoftRefLRUPolicyMSPerMB=50 | |
| -ea | |
| -XX:CICompilerCount=2 | |
| -Dsun.io.useCanonPrefixCache=false | |
| -Djdk.http.auth.tunneling.disabledSchemes="" | |
| -XX:+HeapDumpOnOutOfMemoryError | |
| -XX:-OmitStackTraceInFastThrow | |
| -Djdk.attach.allowAttachSelf=true | |
| -Dkotlinx.coroutines.debug=off | |
| -Djdk.module.illegalAccess.silent=true | |
| -XX:+UseCompressedOops | |
| -Dfile.encoding=UTF-8 | |
| -XX:ErrorFile=$USER_HOME/java_error_in_idea_%p.log | |
| -XX:HeapDumpPath=$USER_HOME/java_error_in_idea.hprof |
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-XX:+UseG1GCis most important parts.-XX:MaxGCPauseMillis=100is critical parameter. 100~300 is good.