摘要：
      按照上一篇​文章的信息，对MySQL5.5的my.cnf 进行了配置(Slave服务器)：

my.cnf：

[client]
port        = 3306
socket        = /var/run/mysqld/mysqld.sock

[mysqld_safe]
socket        = /var/run/mysqld/mysqld.sock
nice        = 0

[mysqld]
# * Basic Settings
user        = mysql
pid-file    = /var/run/mysqld/mysqld.pid
socket      = /var/run/mysqld/mysqld.sock
port        = 3306
basedir     = /usr
datadir     = /var/lib/mysql
tmpdir      = /tmp

local-infile    = 0
skip-external-locking
skip-name-resolve

character-set-server = UTF8
default-storage-engine=INNODB

bind-address        = 192.168.100.1
back_log            = 500
thread_stack        = 192K

#ignore-builtin-innodb
#plugin-load=innodb=ha_innodb_plugin.so;innodb_trx=ha_innodb_plugin.so;innodb_locks=ha_innodb_plugin.so;innodb_cmp=ha_innodb_plugin.so;innodb_cmp_reset=ha_innodb_plugin.so;innodb_cmpmem=ha_innodb_plugin.so;innodb_cmpmem_reset=ha_innodb_plugin.so;INNODB_LOCK_WAITS=ha_innodb_plugin.so

max_allowed_packet      = 32M
max_connections         = 600
max_connect_errors      = 2000
max_heap_table_size     = 512M
max_length_for_sort_data= 2048
tmp_table_size          = 512M

read_buffer_size        = 512K
read_rnd_buffer_size    = 1M
sort_buffer_size        = 512K
#join_buffer_size       = 256K

table_open_cache        = 1024
thread_cache_size       = 64

# * Query Cache Configuration
query_cache_type        = 0
query_cache_size        = 0M
query_cache_limit       = 1M


# * Logging and Replication
log_error            = /var/log/mysql/error_3306.log
log_slow_queries     = /var/log/mysql/mysql-slow-3306.log
long_query_time      = 2
#log-queries-not-using-indexes

# * other settings you may need to change.

#log_bin             = /var/log/mysql/mysql-bin-3306.log
#log_bin             = mysql-bin-3306.log
#binlog_cache_size       = 1M
#max_binlog_size         = 500M
#binlog_format           = MIXED
#sync_binlog             = 8
#expire_logs_days        = 3

server-id                = 3

relay_log                = mysqld-relay-bin

# * MyISAM
key_buffer_size         = 64M
bulk_insert_buffer_size = 8M
concurrent_insert       = 2
myisam-recover          = BACKUP

# * InnoDB
#innodb_strict_mode              = 1
innodb_buffer_pool_size         = 8000M
innodb_additional_mem_pool_size = 15M
innodb_file_per_table           = 1
innodb_flush_log_at_trx_commit  = 2
innodb_log_buffer_size          = 8M
innodb_log_file_size            = 64M
innodb_log_files_in_group       = 2
innodb_max_dirty_pages_pct      = 60

innodb_read_io_thread           = 8
innodb_write_io_thread          = 8
innodb_io_capacity              = 500

innodb_adaptive_flushing        = 1
innodb_old_blocks_pct           = 37
innodb_old_blocks_time          = 1000

innodb_buffer_pool_instances    = 3

innodb_use_native_aio           = 1
innodb_use_sys_malloc           = 1
innodb_thread_concurrency       = 0

innodb_purge_threads            = 1
innodb_purge_batch_size         = 300

innodb_change_buffering         = all    
innodb_file_format              = barracuda
innodb_file_format_check        = 1
innodb_file_format_max          = barracuda
innodb_stats_on_metadata        = 0

innodb_open_files               = 2000
innodb_flush_method             = O_DIRECT

lock_wait_timeout               = 50

#transaction-isolation           = READ-COMMITTED

# * replication
replicate_do_db          = uc
#binlog_do_db            = include_database_name
#skip-slave-start
#log_slave_updates 

# * slave
slave_net_timeout               = 300
relay_log_recovery              = 1
sync_relay_log                  = 0
sync_relay_log_info             = 0
sync_master_info                = 0
report-host                     = 1_3306

[mysqldump]
quick
quote-names
max_allowed_packet    = 32M

[mysql]
#no-auto-rehash    # faster start of mysql but no tab completition

[isamchk]
key_buffer        = 16M

~~~~~~~~~~~~~~~ 万物之中,希望至美 ~~~~~~~~~~~~~~~