方法如下： 找到eclipse目录下的eclipse.ini，可以看到如下内容： -startup plugins/org.eclipse.equinox.launcher_1.1.0.v20100507.jar --launcher.library plugins/org.eclipse.equinox.launcher.win32.win32.x86_1.1.0.v20100503 -product org.eclipse.epp.package.jee.product --launcher.defaultAction openFile --launcher.XXMaxPermSize 256M -showsplash org.eclipse.platform --launcher.XXMaxPermSize 256m --launcher.defaultAction openFile -vmargs -Dosgi.requiredJavaVersion=1.5 -Xms40m -Xmx512m 将其修改为如下内容，即可启动Eclipse -startup plugins/org.eclipse.equinox.launcher_1.1.0.v20100507.jar --launcher.library plugins/org.eclipse.equinox.launcher.win32.win32.x86_1.1.0.v20100503 -product org.eclipse.epp.package.jee.product --launcher.defaultAction openFile --launcher.XXMaxPermSize 128M -showsplash org.eclipse.platform --launcher.XXMaxPermSize 128m --launcher.defaultAction openFile -vmargs -Dosgi.requiredJavaVersion=1.6 -Xms40m -Xmx256m