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Installed size: 465 M
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error reading information on service mysql: No such file or directory
error: %preun(MariaDB-server-10.2.14-1.el7.centos.x86_64) scriptlet failed, exit status 1
Error in PREUN scriptlet in rpm package MariaDB-server-10.2.14-1.el7.centos.x86_64
  Verifying  : MariaDB-server-10.2.14-1.el7.centos.x86_64                                                            1/1

Failed:
  MariaDB-server.x86_64 0:10.2.14-1.el7.centos

Complete!