[client]
port = 3306
socket = /var/lib/mysql/mysql.sock
#basedir = /var/lib/mysql
#datadir = /var/lib/mysql/data
default-character-set=tis620
[mysqld]
port = 3306
socket = /var/lib/mysql/mysql.sock
skip-locking
key_buffer = 4096M >>>>> 512M
max_allowed_packet = 2048M >>>> 512M
table_cache = 4062
sort_buffer_size = 1M
read_buffer_size = 1M
read_rnd_buffer_size = 1M
max_heap_table_size = 1024M >>>>512M
myisam_sort_buffer_size = 1024M >>>> 128M
thread_cache = 32
query_cache_size= 4096M >>>>> 256M
innodb_file_per_table
thread_concurrency = 16
default-character-set=tis620
skip-name-resolve
skip-character-set-client-handshake
init_connect = 'SET NAMES tis620'
max_connections = 500 >>>>250
######################################## 5.1.25--->X cpu multicore
innodb_thread_concurrency = 0
########################################
innodb_data_home_dir = /var/lib/mysql/
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = /var/lib/mysql/
############################# mysql 5.1.X
#innodb_log_arch_dir = /var/lib/mysql/
#############################
#############################
# add rc.local ---> ulimit -n 30000
#############################
innodb_buffer_pool_size = 28672M
innodb_additional_mem_pool_size = 64M
innodb_log_file_size = 512M
innodb_log_buffer_size = 8M
innodb_flush_log_at_trx_commit = 2
innodb_lock_wait_timeout = 50
innodb_flush_method=O_DIRECT
innodb_doublewrite=0
innodb_support_xa = 0
innodb_open_files = 2000
innodb_locks_unsafe_for_binlog=1
join_buffer_size = 64M >>>> 2M
concurrent_insert = 2
[mysqldump]
quick
max_allowed_packet = 1024M
allow-keywords
[mysql]
no-auto-rehash
default-character-set=tis620
[isamchk]
key_buffer = 512M
sort_buffer_size = 512M
read_buffer = 8M
write_buffer = 8M
[myisamchk]
key_buffer = 512M
sort_buffer_size = 512M
read_buffer = 8M
write_buffer = 8M
[mysqlhotcopy]
interactive-timeout
###########แก้ไขโปรดใช้ความระมัดระวัง แก้แล้วอาจทำให้ mysql ไม่รันได้ นะครับ ########