mysql优化之配置文件

[client]
port            = 3306
socket          = /tmp/mysql.sock
[mysqld]
port            = 3306
socket          = /tmp/mysql.sock
skip-external-locking
log-error=/usr/local/mysql/log/error.log
key_buffer_size = 5G
max_allowed_packet = 50M
table_open_cache = 4000
sort_buffer_size = 2M
net_buffer_length = 8K
read_buffer_size = 2M
read_rnd_buffer_size = 8M
myisam_sort_buffer_size = 64M
thread_cache_size = 64
query_cache_size = 256M
thread_concurrency = 24
character-set-server=utf8
lower-case-table-names = 1
log-bin=mysql-bin
binlog_format=mixed
server-id       = 1
sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
[mysqldump]
quick
max_allowed_packet = 16M
[mysql]
no-auto-rehash
[myisamchk]
key_buffer_size = 20M
sort_buffer_size = 20M
read_buffer = 2M
write_buffer = 2M
[mysqlhotcopy]
interactive-timeout