JVM参数说明
JVM配置参数中文说明:
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1、-Xmixed mixed mode execution (default)
混合模式执行
2、-Xint interpreted mode execution only
解释模式执行
3、-Xbootclasspath:<directories and zip/jar files separated by ;>
set search path for bootstrap classes and resources
设置zip/jar资源或者类(.class文件)存放目录路径
3、-Xbootclasspath/a:<directories and zip/jar files separated by ;>
append to end of bootstrap class path
追加zip/jar资源或者类(.class文件)存放目录路径
4、-Xbootclasspath/p:<directories and zip/jar files separated by ;>
prepend in front of bootstrap class path
预先加载zip/jar资源或者类(.class文件)存放目录路径
5、-Xnoclassgc disable class garbage collection
关闭类垃圾回收功能
6、-Xincgc enable incremental garbage collection
开启类的垃圾回收功能
7、-Xloggc:<file> log GC status to a file with time stamps
记录垃圾回日志到一个文件。
8、-Xbatch disable background compilation
关闭后台编译
9、-Xms<size> set initial Java heap size
设置JVM初始化堆内存大小
10、-Xmx<size> set maximum Java heap size
设置JVM最大的堆内存大小
11、-Xss<size> set java thread stack size
设置JVM栈内存大小
12、-Xprof output cpu profiling data
输入CPU概要表数据
13、-Xfuture enable strictest checks, anticipating future default
执行严格的代码检查,预测可能出现的情况
14、-Xrs reduce use of OS signals by Java/VM (see documentation)
通过JVM还原操作系统信号
15、-Xcheck:jni perform. additional checks for JNI functions
对JNI函数执行检查
16、-Xshare:off do not attempt to use shared class data
尽可能不去使用共享类的数据
17、-Xshare:auto use shared class data if possible (default)
尽可能的使用共享类的数据
18、-Xshare:on require using shared class data, otherwise fail.
尽可能的使用共享类的数据,否则运行失败
The -X options are non-standard and subject to change without notice.
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