配置文件实例
[mysqld]
#GENERAL
datadir = /var/lib/mysql
socket = /var/lib/mysql/mysql.sock
pid_file = /var/lib/mysql/mysql.pid
user = mysql
port = 3306
default_storage_engine = InnoDB
#INNODB
innodb_buffer_pool_size = <value>
innodb_log_file_size = <value>
innodb_file_per_table = 1
innodb_flush_method = O_DIRECT
#MyISAM
key_buffer_size = <value>
#LOGGING
log_error = /var/lib/mysql/mysql-error.log
slow_query_log = /var/lib/mysql/mysql-slow.log
$OTHER
tmp_table_size = 32M
max_heap_table_size = 32M
query_cache_type = 0
query_cache_size = 0
max_connections = <value>
thread_cache = <value>
table_cache = <value>
open_files_limit = 65535
[client]
socket = /var/lib/mysql/mysql.sock
port = 3306
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每隔60秒查看状态变量
mysqladmin extended-status -ri60
