如何在Docker容器中设置Wildfly的堆大小? [英] How to set heap size for wildfly inside Docker container?
问题描述
我正在尝试增加docker容器中wildfly的堆大小.通过在常规的wildfly设置中更新wildfly/bin/standalone.conf
可以轻松完成此操作.
I am trying to increase heap size for wildfly in docker container. This is easily done by updating wildfly/bin/standalone.conf
in a regular wildfly setup.
我们用于wildfly的基本docker映像的默认堆大小为512 MB
,在其中一个Web应用程序中必须为1GB
.一种方法是使用sed
命令-
Our base docker image for wildfly has a default heapsize of 512 MB
which is required to be 1GB
in one of the web apps. One way to go is by simple text replace in the Docker file using sed
command -
RUN sed -i -- 's/JAVA_OPTS="-Xms64m -Xmx512m -XX:MaxPermSize=256m/JAVA_OPTS="-Xms2048m -Xmx6144m -XX:MaxPermSize=256m/g' /path/standalone.conf
我想知道是否还有另一种(更清洁的)方法来解决这个问题?
I wanted to know if there's another (cleaner) way to solve this?
推荐答案
使用docker-compose
时,请按以下步骤设置环境变量!
When using docker-compose
set environment variable as follows!
environment:
- JAVA_OPTS=-server -Xms512m -Xmx2048m -XX:MetaspaceSize=96M -XX:MaxMetaspaceSize=256m -XX:+UseAdaptiveSizePolicy -XX:MaxMetaspaceSize=1024m -Djava.net.preferIPv4Stack=true -Djboss.modules.system.pkgs=org.jboss.byteman -Djava.awt.headless=true-Djava.net.preferIPv4Stack=true
请勿使用"
(引号)!
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