IDEA和Eclipse启动优化

昨天对比了下idea和eclipse的启动速度，发现idea启动真的是好慢啊！！！

 

电脑配置：8g win7 

 

idea启动配置

-xms1024m
-xmx1024m
-xmn500m
-xx:metaspacesize=248m
-xx:maxmetaspacesize=512m
-xx:permsize=248m
-xx:maxpermsize=512m
-xx:reservedcodecachesize=512m
-xverify:none
-xnoclassgc
-xx:+alwayspretouch
-xx:+useg1gc
-xx:+usestringdeduplication
-xx:autoboxcachemax=20000
-ea
-server
-dsun.io.usecanoncaches=false
-dsun.awt.keepworkingsetonminimize=true
-djava.net.preferipv4stack=true
-xx:+heapdumponoutofmemoryerror
-xx:-omitstacktraceinfastthrow
-dfile.encoding=utf-8
-xx:+disableexplicitgc
-javaagent:e:\idea\installl\jetbrainscrack-2.7-release-str.jar

 

 

 

eclipse启动配置

-vm
e:/java64/java8/bin/javaw.exe 
-startup
plugins/org.eclipse.equinox.launcher_1.5.500.v20190715-1310.jar
--launcher.library
c:/users/user/.p2/pool/plugins/org.eclipse.equinox.launcher.win32.win32.x86_64_1.1.1100.v20190907-0426
-product
org.eclipse.epp.package.jee.product
-showsplash
org.eclipse.epp.package.common
--launcher.defaultaction
openfile
--launcher.appendvmargs
-vmargs
-dosgi.requiredjavaversion=1.8
-dosgi.instance.area.default=@user.home/eclipse-workspace
-xx:+useg1gc
-xx:+usestringdeduplication
--add-modules=all-system
-dosgi.requiredjavaversion=1.8
-dosgi.dataarearequiresexplicitinit=true
-xms256m
-xmx1024m
-xx:permsize=256m 
-xx:maxpermsize=512m
-xx:reservedcodecachesize=256m
-xx:+tieredcompilation
-xx:metaspacesize=256m
-xx:maxmetaspacesize=512m
--add-modules=all-system
-declipse.p2.max.threads=10
-doomph.update.url=http://download.eclipse.org/oomph/updates/milestone/latest
-doomph.redirection.index.redirection=index:/->http://git.eclipse.org/c/oomph/org.eclipse.oomph.git/plain/setups/