输入日志如下：
+ '[' -s /var/lib/mysql//grastate.dat -a -d /var/lib/mysql//mysql ']'
+ '[' -z '' -a -d /var/lib/mysql//mysql ']'
+ exec mysqld
2020-11-13T09:55:24.158854Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.20-11.3) starting as process 1
2020-11-13T09:55:24.162675Z 0 [ERROR] [MY-000000] [WSREP] New joining cluster node didn't find needed SSL artifacts
2020-11-13T09:55:24.162754Z 0 [ERROR] [MY-010119] [Server] Aborting
2020-11-13T09:55:24.162893Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.20-11.3) Percona XtraDB Cluster (GPL), Release rel11, Revision d9fba7f, WSREP version 26.4.3.
[root@localhost ~]#
