mysql双主

云中漫步

　　master01
　　[client]
　　port = 3306
　　socket = /home/mysql/socket/mysql.sock
　　#default-character-set=utf8
　　[mysqld]
　　port = 3306
　　#character_set_server=utf8
　　#skip-grant-tables = 1
　　character_set_server = utf8
　　socket = /home/mysql/socket/mysql.sock
　　datadir = /home/mysql/data
　　pid-file = /home/mysql/pid/mysql.pid
　　user = mysql
　　bind-address = 0.0.0.0
　　server-id = 1  #此处注意
　　skip-name-resolve
　　back_log = 600
　　max_connections = 1000
　　max_connect_errors = 6000
　　open_files_limit = 65535
　　table_open_cache = 128
　　max_allowed_packet = 4M
　　binlog_cache_size = 1M
　　max_heap_table_size = 8M
　　tmp_table_size = 16M
　　read_buffer_size = 2M
　　read_rnd_buffer_size = 8M
　　sort_buffer_size = 8M
　　join_buffer_size = 8M
　　key_buffer_size = 4M
　　thread_cache_size = 8
　　query_cache_size = 8M
　　query_cache_limit = 2M
　　ft_min_word_len = 4
　　log_bin = mysql-bin
　　binlog_format = mixed
　　expire_logs_days = 30
　　log_error = /home/mysql/error/mysql-error.log
　　slow_query_log = 1
　　long_query_time = 1
　　slow_query_log_file = /home/mysql/slow/mysql-slow.log
　　performance_schema = 0
　　explicit_defaults_for_timestamp
　　skip-external-locking
　　default_storage_engine = InnoDB
　　innodb_file_per_table = 1
　　innodb_open_files = 500
　　innodb_buffer_pool_size = 64M
　　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 = 8M
　　myisam_max_sort_file_size = 10G
　　myisam_repair_threads = 1
　　interactive_timeout = 28800
　　wait_timeout = 28800
　　innodb_file_per_table = ON
　　sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
　　validate-password = OFF
　　log_bin_trust_function_creators = ON
　　lower_case_table_names=1
　　#binlog-ignore-db=mysql
　　#myql  start  bantongbu
　　rpl_semi_sync_master_enabled=1
　　#mysql_binlog_size = 500M
　　max_binlog_size=1024M
　　expire_logs_days=7
　　replicate-wild-ignore-table=mysql.%  #此处加上
　　replicate-wild-ignore-table=information_schema.% #此处加上
　　replicate-wild-ignore-table=performance_schema.% #此处加上
　　replicate-wild-ignore-table=test.%
　　##########MM#####
　　auto_increment_offset = 1 #此处加上
　　auto_increment_increment = 2  #此处加上 奇数和偶数
　　[mysqldump]
　　quick
　　max_allowed_packet = 16M
　　[myisamchk]
　　key_buffer_size = 8M
　　sort_buffer_size = 8M
　　read_buffer = 4M
　　write_buffer = 4M
　　##################################################
　　master02的配置
　　[client]
　　port = 3306
　　socket = /home/mysql/socket/mysql.sock
　　#default-character-set=utf8
　　[mysqld]
　　port = 3306
　　#character_set_server=utf8
　　#skip-grant-tables = 1
　　character_set_server = utf8
　　socket = /home/mysql/socket/mysql.sock
　　datadir = /home/mysql/data
　　pid-file = /home/mysql/pid/mysql.pid
　　user = mysql
　　bind-address = 0.0.0.0
　　server-id = 3  #此处不一样
　　skip-name-resolve
　　back_log = 600
　　max_connections = 1000
　　max_connect_errors = 6000
　　open_files_limit = 65535
　　table_open_cache = 128
　　max_allowed_packet = 4M
　　binlog_cache_size = 1M
　　max_heap_table_size = 8M
　　tmp_table_size = 16M
　　read_buffer_size = 2M
　　read_rnd_buffer_size = 8M
　　sort_buffer_size = 8M
　　join_buffer_size = 8M
　　key_buffer_size = 4M
　　thread_cache_size = 8
　　query_cache_size = 8M
　　query_cache_limit = 2M
　　ft_min_word_len = 4
　　log_bin = mysql-bin
　　binlog_format = mixed
　　expire_logs_days = 30
　　log_error = /home/mysql/error/mysql-error.log
　　slow_query_log = 1
　　long_query_time = 1
　　slow_query_log_file = /home/mysql/slow/mysql-slow.log
　　performance_schema = 0
　　explicit_defaults_for_timestamp
　　skip-external-locking
　　default_storage_engine = InnoDB
　　innodb_file_per_table = 1
　　innodb_open_files = 500
　　innodb_buffer_pool_size = 64M
　　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 = 8M
　　myisam_max_sort_file_size = 10G
　　myisam_repair_threads = 1
　　interactive_timeout = 28800
　　wait_timeout = 28800
　　innodb_file_per_table = ON
　　sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
　　validate-password = OFF
　　log_bin_trust_function_creators = ON
　　lower_case_table_names=1
　　#binlog-ignore-db=mysql
　　#myql  start  bantongbu
　　rpl_semi_sync_master_enabled=1
　　#mysql_binlog_size = 500M
　　max_binlog_size=1024M
　　expire_logs_days=7
　　replicate-wild-ignore-table=mysql.%
　　replicate-wild-ignore-table=information_schema.%
　　replicate-wild-ignore-table=performance_schema.%
　　replicate-wild-ignore-table=test.%
　　##########MM#####
　　auto_increment_offset = 2  #此处不一样
　　auto_increment_increment = 2  #此处不一样
　　[mysqldump]
　　quick
　　max_allowed_packet = 16M
　　[myisamchk]
　　key_buffer_size = 8M
　　sort_buffer_size = 8M
　　read_buffer = 4M
　　write_buffer = 4M
　　##################################
　　master01

　　grant replication slave on . to 'repl_user'@'1922.168.56.11'>　　show master status
　　master02
　　change master to
　　master_host='192.168.56.10',
　　master_user='repl_user',
　　master_password='repl_passwd',
　　master_log_file='mysql-bin.000046',
　　master_log_pos=154;
　　start slave
　　###############################
　　master02

　　grant replication slave on . to 'repl_user'@'1922.168.56.10'>　　show master status
　　master01
　　change master to
　　master_host='192.168.56.11',
　　master_user='repl_user',
　　master_password='repl_passwd',
　　master_log_file='mysql-bin.000046',
　　master_log_pos=154;
　　start slave
　　##########################################
　　至此双主搭建完毕  宕机一台插入测试 宕机另外一台在插入测试，可以看出主键不冲突