my.cnf 配置

2015-09-24

### AUTHOR: Leo
### DATE: 2015/09/24
### REV: 1.0

[client]
port    = 3306
socket  = /tmp/mysql.sock

[mysql]
auto-rehash
default-character-set = utf8

[mysqld]
server_id = 47
port = 3306
socket = /tmp/mysql.sock
datadir = /data/mysql/3306
character-set-server = utf8
default-storage-engine = INNODB
skip-external-locking
skip-name-resolve
wait_timeout = 100
interactive_timeout = 100
back_log = 500
myisam_recover
event_scheduler = ON
sql_mode = NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES

###################   bin log  ######################
log_bin = /data/mysql/3306/mysql-bin
binlog_format = row
max_binlog_size =28M
binlog_cache_size = 2M
expire-logs-days = 5

###################  slow log  ######################
slow_query_log = 1
slow_query_log_file = /data/mysql/3306/mysql.slow
long_query_time = 2

###################  error log   ####################
log-error = /data/mysql/3306/error.log

###################  replication ####################
#slave-net-timeout = 10
#rpl_semi_sync_master_enabled = 1
#rpl_semi_sync_master_wait_no_slave = 1
#rpl_semi_sync_master_timeout = 1000
#rpl_semi_sync_slave_enabled = 1
#skip-slave-start
#log_slave_updates = 1
#relay_log_recovery = 1

############### per_thread_buffers  #################
max_connections = 1024
max_user_connections = 1000
max_connect_errors = 10000
key_buffer_size = 64M
max_allowed_packet = 128M
#table_cache = 3096
table_open_cache = 6144
table_definition_cache = 4096
sort_buffer_size = 512K
read_buffer_size = 512K
read_rnd_buffer_size = 512K
join_buffer_size = 512K
tmp_table_size = 64M
max_heap_table_size = 64M
query_cache_type = 0
query_cache_size = 0
bulk_insert_buffer_size = 32M
thread_cache_size = 64
#thread_concurrency = 8
thread_stack = 256K

##############   InnoDB    ########################
innodb_data_home_dir = /data/mysql/3306
innodb_log_group_home_dir = /data/mysql/3306
innodb_data_file_path = ibdata1:2000M;ibdata2:10M:autoextend
innodb_buffer_pool_size = 6144M
innodb_buffer_pool_instances = 8
innodb_additional_mem_pool_size = 16M
innodb_log_file_size = 1024M
innodb_log_buffer_size = 64M
innodb_log_files_in_group = 3
innodb_flush_log_at_trx_commit = 2
innodb_lock_wait_timeout = 10
innodb_sync_spin_loops = 40
innodb_max_dirty_pages_pct = 90
innodb_support_xa = 1
innodb_thread_concurrency = 0
innodb_thread_sleep_delay = 500
innodb_file_io_threads = 4
log_bin_trust_function_creators = 1
innodb_flush_method = O_DIRECT
innodb_file_per_table
innodb_read_io_threads = 4
innodb_write_io_threads = 4
innodb_io_capacity = 2000
innodb_file_format = Barracuda
innodb_purge_threads = 1
innodb_purge_batch_size = 32
innodb_old_blocks_pct = 75
innodb_change_buffering = all
transaction_isolation = READ-COMMITTED

[mysqldump]
quick
max_allowed_packet = 128M
myisam_max_sort_file_size = 10G

[myisamchk]
key_buffer_size = 64M
sort_buffer_size = 256K
read_buffer = 2M
write_buffer = 2M

[mysqlhotcopy]
interactive-timeout

[mysqld_safe]
open-files-limit = 28192

 

参考：

1.http://www.linuxyw.com/a/shujuku/20130506/216.html

2.https://blog.linuxeye.com/379.html

3.http://leeyin.iteye.com/blog/1459274