jdk18配置

https://www.cnblogs.com/wsdoubao54/p/16664151.html
https://www.lxlinux.net/619.html

/opt/apache/jdk18
vi /etc/profile
vim /etc/profile


JAVA_HOME=/usr/local/jdk1.8.0_341
JAVA_HOME=/opt/apache/jdk18

# set jdk18 home
JAVA_HOME=/opt/apache/jdk1.8.0_333
PATH=$JAVA_HOME/bin:$PATH 
CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tool.jar
export JAVA_HOME CLASSPATH PATH




source /etc/profile
java -version



tar -zxvf flink-1.9.3-bin-scala_2.11.tgz -C /opt/



# Flink
export FLINK_HOME=/opt/flink-1.9.3

# Flink
export FLINK_HOME=/opt/app/soft/flink
export PATH=$FLINK_HOME/bin:$PATH



start-cluster.sh

http://ip地址:8081
http://master:8081
http://node-129:8081

http://localhost:8081

curl http://localhost:8081
curl http://192.168.40.129:8081/



netstat -tnlp | grep :80
ss -tunlp
ss -tunlp |more

lsof -nP -iTCP -sTCP:LISTEN

192.168.40.129


// 查看防火墙状态
systemctl status firewalld
// 关闭防火墙
systemctl stop firewalld

jdk-18_linux-aarch64_bin.tar.gz

[root@master flink]# uname -a
Linux master 3.10.0-1160.el7.x86_64 #1 SMP Mon Oct 19 16:18:59 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
[root@master flink]# cd $JAVA_HOME

https://blog.csdn.net/wanghao72214/article/details/109720371
https://blog.csdn.net/qq_35608277/article/details/124090939

AMD64=linux-64bit=X86
ARM64=linux-Aarch64=ARM
windows 64bit指代的是X86_64=X86

Aarch指的就是ARM architecture。

linux-aarch64
linux-x86-64

x86_64就是我们常用的台式机的体系架构，是基于冯诺依曼体系架构的。x86_64 Linux可以理解为在普通台式机上安装的Linux操作系统。

AArch64是一种ARMv8架构，也是一种计算机的体系架构。AArch64 Linux可以理解为在ARMv8架构的计算机上安装的Linux操作系统。