MySQL master-slave installation précis-writers

Install two database version 5.7.19

10.168.21.180 GSM1 Gsm1.localdomain
10.168.21.181 gsm2 Gsm2.localdomain

Installing the Software
Configure/ETC/MY.CNF
Build Library mysqld--defaults-file=/etc/my.cnf--initialize--user=mysql
Start Mysqld_safe--defaults-file=/etc/my.cnf--user=mysql &
Change Password Set password = password (' rootroot ');
Upgrade Mysql_upgrade-uroot-prootroot

Master Library Backup Data
Mysqldump--single-transaction-uroot-prootroot-a--master-data=2 > Alldb.sql
--Change MASTER to master_log_file= ' mysql-bin.000002 ', master_log_pos=550;

Recovering data from a library
SCP Alldb.sql Gsm2:/root/backup
Mysql-uroot-prootroot <alldb.sql

Master Library Authorization: Create a backup user
Grant Replication Slave on * * to ' bak ' @ ' 10.168.% ' identified by ' rootroot ';
Flush privileges;

Configure the replication starting point from the library and start copying
Change MASTER to
Master_host= ' 10.168.21.180 ',
Master_user= ' Bak ',
Master_password= ' Rootroot ',
master_port=3306,
Master_log_file= ' mysql-bin.000002 ',
master_log_pos=550;

Start slave;

View status

Mysql>show slave status\g;*************************** 1. Row***************************slave_io_state:waiting forMaster toSend event Master_host:10.168.21.180Master_user:bak Master_port:3306Connect_retry: -Master_log_file:mysql-Bin.000002Read_master_log_pos:991relay_log_file:gsm2-Relay-Bin.000002Relay_log_pos:761Relay_master_log_file:mysql-Bin.000002Slave_io_running:yes Slave_sql_running:yes replicate_do_db:replicate _ignore_db:replicate_do_table:replicate_ignore_table:replicate_wild_do_table:replicate_wild_ Ignore_table:last_errno:0Last_error:skip_counter:0Exec_master_log_pos:991Relay_log_space:967until_condition:none Until_log_file:until_log_pos:0Master_ssl_allowed:no Master_SSL_CA_File:Master_SSL_CA_Path:Master_SS L_Cert:Master_SSL_Cipher:Master_SSL_Key:Seconds_Behind_Master:0master_ssl_verify_server_cert:no Last_io_errno:0Last_io_error:last_sql_errno:0Last_SQL_Error:Replicate_Ignore_Server_Ids:Master_Server_Id:33001master_uuid:8a0a909d-e469-11e7-95c0-005056b9c142 master_info_file:/Data0/Mysql/Data/Dbatest/master.info Sql_delay:0Sql_remaining_delay:NULLSlave_sql_running_state:slave hasRead  AllRelayLog; Waiting forMore updates Master_retry_count:86400Master_Bind:Last_IO_Error_Timestamp:Last_SQL_Error_Timestamp:Master_SSL _crl:master_ssl_crlpath:retrieved_gtid_set:executed_gtid_set:auto_po Sition:0Replicate_Rewrite_DB:Channel_Name:Master_TLS_Version:1Rowinch Set(0.00sec) Error:no query specified

MySQL master-slave installation précis-writers