解决Maven/Ant中OutOfMemory错误
当Maven项目很大,或者你运行诸如 mvn site 这样的命令的时候,maven运行需要很大的内存,在默认配置下,就可能遇到java的堆溢出
exception:OutOfMemoryError
set
MAVEN_OPTS=-Xms256m -Xmx512m -XX:PermSize=256m -XX:MaxPermSize=384m
ANT_OPTS=-Xmx512m -XX:PermSize=128m -XX:MaxPermSize=256m
Windows #
- Go into your Control Panel > System > Advanced System Settings > Environment Variables settings
- Click "New" in your User Variables
- Variable name: "ANT_OPTS"
- Variable value: "-Xmx1024m -XX:MaxPermSize=512m"
Setting ANT_OPTS in ant.bat #
- Edit the ant.bat file in your ant home folder.
- Add the following line at the top of the file:
set ANT_OPTS=-Xmx1024m -XX:MaxPermSize=512m
Ubuntu #
Edit ~/.bashrc or ~/.bash_profile to include:
ANT_OPTS="-Xmx1024m -XX:MaxPermSize=512m" export ANT_OPTS
Make sure to exit the command prompt to realize the changes.
Mac OS X #
~/.profile
Append:
export ANT_OPTS="-Xmx1024m -XX:MaxPermSize=512m"