具有1.6 JVM的SPARC硬件上的64位与32位性能

I'm doing performance tuning for our Tomcat cluster running on SPARC hardware. The 32-bit JVM gives us sufficient memory for now, but we are going to start using Terracotta for server striping so the extra memory the 64-bit JVM offers could be needed soon.I'm doing performance tuning for our Tomcat clu