mysql_tzinfo_to_sql /usr/share/zoneinfo | mysql -u root -p mysql

MariaDB [mysql]> grant select on mysql.time_zone_name to cactiuser@locahost identified by 'cacti123';
Query OK, 0 rows affected (0.00 sec)

MariaDB [mysql]> flush privileges;
Query OK, 0 rows affected (0.00 sec)


[mysqld]
max_heap_table_size=48M
max_allowed_packet=16777216
tmp_table_size=64M
join_buffer_size=64M
innodb_buffer_pool_size=240M
innodb_doublewrite=OFF
innodb_additional_mem_pool_size=80M
innodb_flush_log_at_timeout=3
innodb_read_io_threads=32
innodb_write_io_threads=16