mysql 主从同步实验细解

wsjz_01

[client]　　port = 3306
　　socket = /var/lib/mysql/mysql.sock
　　default-character-set = utf8mb4
　　[mysql]
　　prompt="MySQL [\d]> "
　　no-auto-rehash
　　[mysqld]
　　port = 3306
　　socket = /var/lib/mysql/mysql.sock
　　basedir = /usr/local/mysql
　　datadir = /data/mysql
　　pid-file = /data/mysql/mysql.pid
　　user = mysql
　　bind-address = 0.0.0.0
　　server-id = 1
　　binlog-do-db = kanfa_news_dev #同步数据库
　　binlog-ignore-db = mysql
　　binlog-ignore-db = performance_schema
　　binlog-ignore-db = information_schema
　　init-connect = 'SET NAMES utf8mb4'
　　character-set-server = utf8mb4
　　skip-name-resolve
　　#skip-networking
　　back_log = 300
　　max_connections = 5360
　　max_connect_errors = 6000
　　open_files_limit = 65535
　　table_open_cache = 1024
　　max_allowed_packet = 500M
　　binlog_cache_size = 1M
　　max_heap_table_size = 8M
　　tmp_table_size = 128M
　　read_buffer_size = 2M
　　read_rnd_buffer_size = 8M
　　sort_buffer_size = 8M
　　join_buffer_size = 8M
　　key_buffer_size = 256M
　　thread_cache_size = 64
　　query_cache_type = 1
　　query_cache_size = 64M
　　query_cache_limit = 2M
　　ft_min_word_len = 4
　　log_bin = mysql-bin
　　binlog_format = mixed
　　expire_logs_days = 7
　　log_error = /data/mysql/mysql-error.log
　　slow_query_log = 1
　　long_query_time = 1
　　slow_query_log_file = /data/mysql/mysql-slow.log
　　performance_schema = 0
　　explicit_defaults_for_timestamp
　　#lower_case_table_names = 1
　　skip-external-locking
　　default_storage_engine = InnoDB
　　#default-storage-engine = MyISAM
　　innodb_file_per_table = 1
　　innodb_open_files = 500
　　innodb_buffer_pool_size = 1024M
　　innodb_write_io_threads = 4
　　innodb_read_io_threads = 4
　　innodb_thread_concurrency = 0
　　innodb_purge_threads = 1
　　innodb_flush_log_at_trx_commit = 2
　　innodb_log_buffer_size = 2M
　　innodb_log_file_size = 32M
　　innodb_log_files_in_group = 3
　　innodb_max_dirty_pages_pct = 90
　　innodb_lock_wait_timeout = 120
　　bulk_insert_buffer_size = 8M
　　myisam_sort_buffer_size = 64M
　　myisam_max_sort_file_size = 10G
　　myisam_repair_threads = 1
　　interactive_timeout = 28800
　　wait_timeout = 28800
　　[mysqldump]
　　quick
　　max_allowed_packet = 500M
　　[myisamchk]
　　key_buffer_size = 256M
　　sort_buffer_size = 8M
　　read_buffer = 4M
　　write_buffer = 4M
　　重新启动数据库
　　mysqladmin -uroot -p shutdown  #(一定要使用这句)
　　查看二进制日志状态
　　mysql> show variables like 'log_bin';
　　+---------------+-------+
　　| Variable_name | Value |
　　+---------------+-------+
　　| log_bin       | ON    |
　　+---------------+-------+
　　1 row in set (0.00 sec)
　　查看用户
　　mysql> use mysql;
　　mysql> select Host,User from user ;
　　+-----------+---------------+
　　| Host      | User          |
　　+-----------+---------------+
　　| localhost | mysql.session |
　　| localhost | mysql.sys     |
　　| localhost | root          |
　　+-----------+---------------+
　　3 rows in set (0.00 sec)