windows和Linux 下对JVM使用最大内存对比

windows和Linux 下对JVM使用最大内存对比

一  windows 下 JDK1.6-U11(2003 32bit)

Microsoft Windows [版本 5.2.3790]

(C) 版权所有 1985-2003 Microsoft Corp.

D:\jdk1.6.0\bin>java -Xmx1590m -version

java version "1.6.0"

Java(TM) SE Runtime Environment (build 1.6.0-b105)

Java HotSpot(TM) Client VM (build 1.6.0-b105, mixed mode)

二 Linux下 RHEL5 32bit

1 jdk1.6-u11

D:\jdk1.6.0\bin>

[lady@localhost bin]$ ./java -Xmx2680m -version 

java version "1.6.0_11"

Java(TM) SE Runtime Environment (build 1.6.0_11-b03)

Java HotSpot(TM) Server VM (build 11.0-b16, mixed mode)

2 jdk-1.6-u22

[root@localhost bin]# ./java -Xmx2680m -version  

java version "1.6.0_22"

Java(TM) SE Runtime Environment (build 1.6.0_22-b04)

Java HotSpot(TM) Server VM (build 17.1-b03, mixed mode)