centos7.9安装maxscale

1.下载https://downloads.mariadb.com/MaxScale/2.5.14/rhel/7/x86_64/maxscale-2.5.14-1.rhel.7.x86_64.rpm

2.rpm -Uvh maxscale-2.5.14-1.rhel.7.x86_64.rpm ，若是提示
        警告：maxscale-2.5.14-1.rhel.7.x86_64.rpm: 头V4 RSA/SHA512 Signature, 密钥 ID e3c94f49: NOKEY
错误：依赖检测失败：
    libatomic.so.1()(64bit) 被 maxscale-2.5.14-1.rhel.7.x86_64 需要

   则安装 sudo yum install -y libatomic

3.rpm -Uvh maxscale-2.5.14-1.rhel.7.x86_64.rpm

2.5.12 不支持mysql8，需改成2.5.14