win10查看并设置tomcat的jvm堆内存参数

win10查看并设置tomcat的jvm堆内存参数

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进入命令行

通过Win+r命令输入cmd进入命令行页面

进入到jdk的bin目录

D:
cd D:\Y4ECSRUN\WGQ4 Java jdk1.8.0 131\bin

执行jps查看进程pid

D:\Y4ECSRUN\WGQ4 Java jdk1.8.0 131\bin>jps
16528 Jps
6868 Bootstrap

通过jmap查看jvm堆内存参数

D:\Y4DCSRUN\WGQ4Java jdk1.8.0 131bin>jmap -heap 6868
Attaching to process ID 6868, please wait...
Debugger attached successfully.
Client conpiler detected.
JVM version is 25.131-b11
using thread-local object allocation.
Mark Sweep Conpact GC

Heap Configuration:
	MinHeapFreeRatio					= 40
	WaxHeanFreeRatio					= 70
	MaxHeapSizeNewSize			= 268435456 (256.0MB)

win10查看并设置tomcat的jvm堆内存参数_第1张图片

设置JVM参数

修改catalina.bat文件并重启

Windows环境下修改“%TOMCAT_HOME%\bin\catalina.bat”文件,在文件开头增加如下设置:

set JAVA_OPTS=-Xms512m -Xmx512m

修改完成后重启tomcat进程生效

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