安装percona-xtrabackup-24报错： file /etc/my.cnf from install of ..解决

...
Transaction check error:
  file /etc/my.cnf from install of Percona-Server-shared-56-5.6.48-rel88.0.1.el7.x86_64 conflicts with file from package mysql-community-server-5.7.30-1.el7.x86_64

错误概要
-------------

[root@test2 ~]# yum -y install https://repo.percona.com/yum/percona-release-latest.noarch.rpm    //安装percona Yum源
...
已安装:
  percona-release.noarch 0:1.0-21

完毕！

[root@test2 ~]# yum list | grep percona     //搜索percona各软件包版本
...
percona-release.noarch                   1.0-21                        installed
percona-xtrabackup-24.x86_64             2.4.5-1.el7                   installed
Percona-Server-55-debuginfo.x86_64       5.5.62-rel38.14.el7           percona-release-x86_64
Percona-Server-56-debuginfo.x86_64       5.6.48-rel88.0.1.el7          percona-release-x86_64
Percona-Server-57-debuginfo.x86_64       5.7.30-33.1.el7               percona-release-x86_64
Percona-Server-80-info.x86_64            8.0-1.el7                     percona-release-x86_64
Percona-Server-MongoDB.x86_64            3.0.15-1.10.el7               percona-release-x86_64
Percona-Server-MongoDB-32.x86_64         3.2.22-3.13.el7               percona-release-x86_64
                                         3.2.22-3.13.el7               percona-release-x86_64
Percona-Server-MongoDB-32-mongos.x86_64  3.2.22-3.13.el7               percona-release-x86_64
Percona-Server-MongoDB-32-server.x86_64  3.2.22-3.13.el7               percona-release-x86_64
Percona-Server-MongoDB-32-shell.x86_64   3.2.22-3.13.el7               percona-release-x86_64
Percona-Server-MongoDB-32-tools.x86_64   3.2.22-3.13.el7               percona-release-x86_64
Percona-Server-MongoDB-34.x86_64         3.4.24-3.0.el7                percona-release-x86_64
                                         3.4.24-3.0.el7                percona-release-x86_64
Percona-Server-MongoDB-34-mongos.x86_64  3.4.24-3.0.el7                percona-release-x86_64
...

[root@test2 ~]# yum -y install percona-xtrabackup-24.x86_64       //安装percona-xtrabackup-24
...
事务概要
============================================================================================================================================
安装  1 软件包 (+2 依赖软件包)

总下载量：8.3 M
安装大小：8.5 M
Downloading packages:
(1/3): perl-DBD-MySQL-4.023-6.el7.x86_64.rpm                                                                         | 140 kB  00:00:00
(2/3): percona-xtrabackup-24-2.4.20-1.el7.x86_64.rpm                                                                 | 7.6 MB  00:00:12
(3/3): Percona-Server-shared-56-5.6.48-rel88.0.1.el7.x86_64.rpm                                                      | 619 kB  00:00:22
--------------------------------------------------------------------------------------------------------------------------------------------
总计                                                                                                        380 kB/s | 8.3 MB  00:00:22
Running transaction check
Running transaction test


Transaction check error:
  file /etc/my.cnf from install of Percona-Server-shared-56-5.6.48-rel88.0.1.el7.x86_64 conflicts with file from package mysql-community-server-5.7.30-1.el7.x86_64

错误概要
-------------

[root@test2 ~]# yum list | grep mysql | grep libs-compat
Repository base is listed more than once in the configuration
Repository updates is listed more than once in the configuration
Repository extras is listed more than once in the configuration
mysql-community-libs-compat.i686         5.7.30-1.el7                  mysql57-community
mysql-community-libs-compat.x86_64       5.7.30-1.el7                  mysql57-community

[root@test2 ~]# yum -y install mysql-community-libs-compat.x86_64
...
已安装:
  mysql-community-libs-compat.x86_64 0:5.7.30-1.el7

完毕！

[root@test2 ~]# yum -y install percona-xtrabackup-24.x86_64
...
已安装:
  percona-xtrabackup-24.x86_64 0:2.4.20-1.el7

作为依赖被安装:
  perl-DBD-MySQL.x86_64 0:4.023-6.el7

完毕！