[client]
port = 3306
socket = /tmp/mysql.sock
[mysqld]
log-bin = /data/mysql/bin/mysqlbinlog
server-id = 1001
#binlog-do-db = ProjectM
#binlog-ignore-db = mysql
binlog_format = "MIXED"
server-id = 1001
#binlog-do-db = ProjectM
#binlog-ignore-db = mysql
binlog_format = "MIXED"
bind-address = 0.0.0.0
port = 3306
tadir = /data/mysql
basedir = /usr/local/mysql
socket = /tmp/mysql.sock
default-storage-engine = INNODB
character-set-server = utf8
back_log = 500
slow-query-log = on
slow-query-log-file = /data/mysql/centos-slow.log
long_query_time = 0.5
max_connections = 512
max_connect_errors = 102400
max_allowed_packet = 16M
query_cache_type = 1
query_cache_size = 32M
query_cache_limit = 1M
max_heap_table_size = 64M
sort_buffer_size = 8M
join_buffer_size = 8M
thread_cache_size = 100
thread_concurrency = 8
thread_stack = 192K
ft_min_word_len = 4
tmp_table_size = 64M
binlog_cache_size = 1M
long_query_time = 100
key_buffer_size = 32M
myisam_repair_threads= 1
myisam_recover
wait_timeout = 28800
interactive_timeout = 28800
skip-name-resolve
sql-mode="NO_ENGINE_SUBSTITUTION"
transaction_isolation = REPEATABLE-READ
innodb_buffer_pool_size = 1G
innodb_lock_wait_timeout = 120
"/etc/my.cnf" 82L, 2304C written
[root@node1 data]# service mysql restart
ERROR! MySQL server PID file could not be found!
Starting MySQL.. SUCCESS!
[root@node1 data]# vim /etc/my.cnf
[client]
port = 3306
socket = /tmp/mysql.sock
[mysqld]
log-bin = /data/mysql/bin/mysqlbinlog
server-id = 1001
#binlog-do-db = ProjectM
#binlog-ignore-db = mysql
binlog_format = "MIXED"
bind-address = 0.0.0.0
port = 3306
datadir = /data/mysql
basedir = /usr/local/mysql
socket = /tmp/mysql.sock
default-storage-engine = INNODB
character-set-server = utf8
back_log = 500
slow-query-log = on
slow-query-log-file = /data/mysql/centos-slow.log
long_query_time = 0.5
max_connections = 512
max_connect_errors = 102400
max_allowed_packet = 16M
query_cache_type = 1
query_cache_size = 32M
query_cache_limit = 1M
max_heap_table_size = 64M
sort_buffer_size = 8M
join_buffer_size = 8M
thread_cache_size = 100
thread_concurrency = 8
thread_stack = 192K
ft_min_word_len = 4
tmp_table_size = 64M
binlog_cache_size = 1M
long_query_time = 100
key_buffer_size = 32M
myisam_repair_threads= 1
myisam_recover
wait_timeout = 28800
interactive_timeout = 28800
skip-name-resolve
sql-mode="NO_ENGINE_SUBSTITUTION"
transaction_isolation = REPEATABLE-READ
innodb_buffer_pool_size = 1G
innodb_lock_wait_timeout = 120
innodb_thread_concurrency = 16
innodb_file_io_threads = 4
innodb_mirrored_log_groups = 1
innodb_flush_method = O_DIRECT
innodb_max_dirty_pages_pct = 90
innodb_log_file_size = 256M
innodb_log_buffer_size = 8M
innodb_log_files_in_group = 4
innodb_flush_log_at_trx_commit = 0
innodb_additional_mem_pool_size = 16M
innodb_data_file_path = ibdata1:10M:autoextend:max:400M
innodb_file_per_table = 1
[mysqldump]
quick
max_allowed_packet = 16M
[mysql]
pager = more
no-auto-rehash
prompt = ‘[\u@\h] (\d) \R:\m> ‘
[isamchk]
key_buffer = 64M
sort_buffer = 64M
read_buffer = 8M
write_buffer= 8M
[myisamchk]
key_buffer = 64M
sort_buffer = 64M
read_buffer = 8M
write_buffer= 8M
[mysqlhotcopy]
interactive-timeout
[mysqld_safe]
open-files-limit= 65535
user = mysql
log-error = /data/mysql/data/centos.err
pid-file = /data/mysql/data/centos.pid

mysql5.6安裝優化實例