{my.cnf}
[mysqld]
port                            = 3306
socket                          = /var/lib/mysql/mysql.sock
datadir                         = /var/lib/mysql/
skip-external-locking

innodb_buffer_pool_size         = 25G 

key_buffer_size                 = 512M  
table_definition_cache          = 16384
max_connections                 = 1000  

log-error                       = /var/log/mariadb/mariadb.log
log_warnings                    = 2
character-set-server            = utf8
open-files-limit                = 65535
sql-mode                        = "STRICT_ALL_TABLES,NO_AUTO_CREATE_USER"
slow_query_log                  = 1

wait_timeout                    = 7200

innodb_log_file_size            = 512M    
innodb_log_buffer_size          = 256M    
innodb_flush_log_at_trx_commit  = 1
innodb_lock_wait_timeout        = 180     
innodb_flush_method             = O_DIRECT
innodb_file_per_table
innodb_print_all_deadlocks      = ON
innodb_strict_mode              = ON

ignore-db-dirs=lost+found                 

innodb_adaptive_hash_index      = 0       
userstat                        = 1       
innodb_stats_persistent         = OFF       # 20210118SA Suggestion this may be causing semaphore crashes since 10.2

query_cache_size                = 0  # 20210409SA - Takes some memory even though unused

{from sub-files)
[server]
tmpdir = /tmp

[server]
log-error                       = /var/log/mariadb/mariadb.log
log_warnings                    = 2

[mariadb]
aria-encrypt-tables
encrypt-binlog
encrypt-tmp-disk-tables
encrypt-tmp-files
loose-innodb-encrypt-log
loose-innodb-encrypt-tables