修改 elasticsearch-env.bat 文件
set JAVA_HOME=D:\elasticsearch-7.8.0\jdk
if "%JAVA_HOME%" == "" (
set JAVA="%ES_HOME%\jdk\bin\java.exe"
set JAVA_HOME="%ES_HOME%\jdk"
set JAVA_TYPE=bundled jdk
) else (
set JAVA="%JAVA_HOME%\bin\java.exe"
set JAVA_TYPE=JAVA_HOME
)
![在这里插入图片描述](https://img-blog.csdnimg.cn/20200805133510228.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2NyYXp5bzJqYW0=,size_16,color_FFFFFF,t_70)
linux
vim elasticsearch
前面添加
export JAVA_HOME=ES的JDK路径(/home/es7/elasticsearch-7.8.0/jdk)
export PATH=$JAVA_HOME/bin:$PATH
if [ -x "$JAVA_HOME/bin/java" ]; then
JAVA="/home/es7/elasticsearch-7.8.0/jdk"
else
JAVA=`which java`
fi