L2 my.cnf

[mysql]

# CLIENT #
port                           = 3306
socket                         = /var/run/mysqld/mysqld.sock

[mysqld]

# GENERAL #
USER                           = mysql
default_storage_engine         = MyISAM
socket                         = /var/run/mysqld/mysqld.sock
pid_file                       = /var/run/mysqld/mysqld.pid

# MyISAM #
key_buffer_size                = 10G
myisam_recover                 = FORCE,BACKUP

# SAFETY #
max_allowed_packet             = 16M
max_connect_errors             = 1000000

# DATA STORAGE #
datadir = /mnt/storage2TB/MySQL/DATA/

# CACHES AND LIMITS #
tmp_table_size = 2G
max_heap_table_size = 3G
query_cache_type               = 0
query_cache_size               = 0
max_connections = 2000
thread_cache_size              = 500
open_files_limit = 100535
table_definition_cache         = 1024
table_open_cache               = 1

# INNODB #
innodb_flush_method = O_DSYNC
innodb_log_files_in_group      = 2
innodb_log_file_size           = 32M
innodb_flush_log_at_trx_commit = 2
innodb_file_per_table          = 1
innodb_buffer_pool_size = 500M

# LOGGING #
log_error                      = /var/lib/mysql/mysql-error.log
log_queries_not_using_indexes  = 1
slow_query_log                 = 1
slow_query_log_file            = /var/lib/mysql/mysql-slow.log

max_delayed_threads = 600
delayed_queue_size = 100000

myisam_sort_buffer_size = 2G
concurrent_insert = ALWAYS
myisam_max_sort_file_size = 100G