我的服务器信息:中央处理器:英特尔至强E5-2630内存:65970676K操作系统:Centos6.4内核:3.8.0jdk:热点JDK1.6.0.27我使用jmap-heappid打印堆信息:HeapConfiguration:MinHeapFreeRatio=40MaxHeapFreeRatio=70MaxHeapSize=21474836480(20480.0MB)NewSize=21757952(20.75MB)MaxNewSize=174456832OldSize=65404928(62.375MB)NewRatio=7SurvivorRatio=8PermSize=268