my.cnf配置模板

[client]

character-set-server = utf8

port    = 3306

socket  = /tmp/mysql.sock

[mysqld]

character-set-server = utf8

replicate-ignore-db = mysql

replicate-ignore-db = test

replicate-ignore-db = information_schema

user    = mysql

port    = 3306

socket  = /tmp/mysql.sock

datadir = /opt/b2c/data/

log-error = /opt/b2c/logs/mysql/mysql_error.log

open_files_limit    = 10240

back_log = 600

max_connections = 5000

max_connect_errors = 6000

table_cache = 614

external-locking = FALSE

max_allowed_packet = 64M

sort_buffer_size = 1M

join_buffer_size = 1M

thread_cache_size = 500

thread_concurrency = 8

query_cache_size = 1000M

query_cache_limit = 10M

query_cache_min_res_unit = 10k

default-storage-engine = MyISAM

thread_stack = 192K

transaction_isolation = READ-COMMITTED

tmp_table_size = 512M

max_heap_table_size = 512M

long_query_time = 10

log-slave-updates

log-bin=/opt/b2c/logs/mysql/bin/mysql-bin

binlog_cache_size = 64M

binlog_format = MIXED

max_binlog_cache_size = 64M

max_binlog_size = 2G

relay-log-index = /opt/b2c/logs/mysql/relaylog/relaylog

relay-log-info-file = /opt/b2c/logs/mysql/relaylog/relaylog

relay-log = /opt/b2c/logs/mysql/relaylogrelaylog

expire_logs_days = 30

key_buffer_size = 256M

read_buffer_size = 16M

read_rnd_buffer_size = 64M

bulk_insert_buffer_size = 64M

myisam_sort_buffer_size = 128M

myisam_max_sort_file_size = 10G

myisam_repair_threads = 1

myisam_recover

interactive_timeout = 120

wait_timeout = 120

skip-name-resolve

#master-connect-retry = 10

slave-skip-errors = 1032,1062,126,1114,1146,1048,1396

#master-host     =   192.168.1.2

#master-user     =   username

#master-password =   password

#master-port     =  3306

server-id = 1

innodb_additional_mem_pool_size = 64M

innodb_buffer_pool_size = 512M

innodb_data_file_path = ibdata1:256M:autoextend

innodb_file_io_threads = 4

innodb_thread_concurrency = 8

innodb_flush_log_at_trx_commit = 2

innodb_log_buffer_size = 64M

innodb_log_file_size = 256M

innodb_log_files_in_group = 3

innodb_max_dirty_pages_pct = 90

innodb_lock_wait_timeout = 120

innodb_file_per_table = 0

#log-slow-queries = //opt/b2c/logs/mysql/slow.log

#long_query_time = 10

[mysqldump]

quick

max_allowed_packet = 32M