Mysql 5.7
Operating system redhat 7.4
An error is as follows:
The 2020-10-28 T21: transgress. 262004 + 08:00 0 [ERROR] unknown variable 'wsrep_provider=/usr/lib64/galera - 3/libgalera_smm. So'
The 2020-10-28 T21: transgress. 262088 + 08:00 0 [ERROR] Aborting

But the so newspaper exists

[root @ zxyceshiAPP - 19-219 etc] # find/-name libgalera_smm. So
The/usr/lib64/galera - 3/libgalera_smm. So


Configuration file is as follows:

Wsrep_provider=/usr/lib64/galera - 3/libgalera_smm. So
Wsrep_cluster_name="mysql_galera_cluster"
Wsrep_cluster_address="gcomm://10.0.19.219 10.0.19.220, 10.0.19.221"
Wsrep_cluster_address="gcomm://"
Wsrep_sst_method=xtrabackup
Wsrep_sst_auth=zxy: P @ sswo2d
Wsrep_node_name=zxyceshiAPP - 19-219
Wsrep_node_address=10.0.19.219