CentOS8安装JDK1.8

# tar -zxvf jdk-8u261-linux-x64.tar.gz -C /usr/local/jdk
# vi /etc/profile      //Shift + G跳到行尾
export JAVA_HOME=/usr/local/jdk/jdk1.8.0_261
export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
export PATH=$PATH:$JAVA_HOME/bin
# source /etc/profile  
# java -version
# jps

 

 

 

 # scp jdk-8u261-linux-x64.tar.gz 192.168.239.137:/root/

 

# javac xx.java 
# strace -ff -o out java xx 

 

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