IntelliJ IDEA 启动优化参数设置-优快云博客

本文链接：https://blog.youkuaiyun.com/wu00yu11/article/details/108458712

本文详细列举了不同垃圾收集器下IntelliJ IDEA的启动参数配置，包括CMS、G1和ZGC等，旨在优化IDE的内存使用和性能表现，如设置初始堆大小、最大堆大小、元空间大小以及启用特定的垃圾回收策略。

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#默认 CMS
#-Xms128m
#-Xmx978m
#-XX:ReservedCodeCacheSize=240m
#-XX:+UseConcMarkSweepGC
#-XX:SoftRefLRUPolicyMSPerMB=50
#-ea
#-Dsun.io.useCanonCaches=false
#-Djava.net.preferIPv4Stack=true
#-Djdk.http.auth.tunneling.disabledSchemes=""
#-XX:+HeapDumpOnOutOfMemoryError
#-XX:-OmitStackTraceInFastThrow

#CMS ext
#-server
#-Xms1024m
#-Xmx2048m
#-XX:MaxPermSize=1024m
#-XX:ReservedCodeCacheSize=512m
#-XX:+UseConcMarkSweepGC
#-XX:+UseCodeCacheFlushing
#-XX:SoftRefLRUPolicyMSPerMB=50
#-ea
#-Dsun.io.useCanonCaches=false
#-Dsun.awt.keepWorkingSetOnMinimize=true
#-Djava.net.preferIPv4Stack=true
#-Djdk.http.auth.tunneling.disabledSchemes=""
#-Djsse.enablesSNIExtension=false
#-XX:+HeapDumpOnOutOfMemoryError
#-XX:-OmitStackTraceInFastThrow
#-Dfile.encoding=UTF-8
#-Duser.name=wu00yu11

#G1
-server
-XX:MetaspaceSize=128M
-XX:MaxMetaspaceSize=512M
-XX:+AlwaysPreTouch
-Xms128m
-Xmx1g
-XX:ReservedCodeCacheSize=512m
-XX:+UseG1GC
-XX:+UseStringDeduplication
-XX:AutoBoxCacheMax=20000
-ea
-Dsun.io.useCanonCaches=false
-Dsun.awt.keepWorkingSetOnMinimize=true
-Djava.net.preferIPv4Stack=true
-Djdk.http.auth.tunneling.disabledSchemes=""
-Djsse.enablesSNIExtension=false
-XX:+HeapDumpOnOutOfMemoryError
-XX:-OmitStackTraceInFastThrow
-Dfile.encoding=UTF-8
-Duser.name=wu00yu11

#ZGC
#-server
#-Xms1G
#-Xmx1G
#-XX:ReservedCodeCacheSize=256m
#-XX:InitialCodeCacheSize=256m
#-XX:+UnlockExperimentalVMOptions
#-XX:+UseZGC
#-XX:ConcGCThreads=2
#-XX:ParallelGCThreads=6
#-XX:ZCollectionInterval=120
#-XX:ZAllocationSpikeTolerance=5
#-XX:+UnlockDiagnosticVMOptions
#-XX:-ZProactive
#-ea
#-Dsun.io.useCanonCaches=false
#-Dsun.awt.keepWorkingSetOnMinimize=true
#-Djava.net.preferIPv4Stack=true
#-Djdk.http.auth.tunneling.disabledSchemes=""
#-Djsse.enablesSNIExtension=false
#-XX:+HeapDumpOnOutOfMemoryError
#-XX:-OmitStackTraceInFastThrow
#-Dfile.encoding=UTF-8
#-Duser.name=wu00yu11

Idea 启动参数配置