运维自动化之ansible playbook一键化安装mysql主从
15:26:22 # netstat -tlnpActive Internet connections (only servers)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 172.16.1.3:3306 0.0.0.0:* LISTEN -
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 8/sshd
tcp 0 0 :::80 :::* LISTEN 14/httpd
tcp 0 0 :::22 :::* LISTEN 8/sshd
root@4ac2891ba3fd:~
15:26:27 # mysql -h 172.16.1.3 -u root -p
Enter password:
Welcome to the MySQL monitor.Commands end with ; or \g.
Your MySQL connection id is 16
Server version: 5.5.21-log Source distribution
Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
+--------------------+
3 rows in set (0.01 sec)
mysql> show processlist;
+----+-------------+------------------+------+---------+------+-----------------------------------------------------------------------------+------------------+-----------+---------------+-----------+
| Id | User | Host | db | Command | Time | State | Info | Rows_sent | Rows_examined | Rows_read |
+----+-------------+------------------+------+---------+------+-----------------------------------------------------------------------------+------------------+-----------+---------------+-----------+
| 11 | system user | | NULL | Connect |192 | Waiting for master to send event | NULL | 0 | 0 | 1 |
| 12 | system user | | NULL | Connect |192 | Slave has read all relay log; waiting for the slave I/O thread to update it | NULL | 0 | 0 | 1 |
| 14 | root | 172.16.1.3:53445 | NULL | Query | 0 | NULL | show processlist | 0 | 0 | 4 |
+----+-------------+------------------+------+---------+------+-----------------------------------------------------------------------------+------------------+-----------+---------------+-----------+
3 rows in set (0.00 sec)
mysql> show slave status\G
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: 172.16.1.2
Master_User: mysql_sync
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: mysql-bin.000003
Read_Master_Log_Pos: 1663
Relay_Log_File: mysql-relay-bin.000002
Relay_Log_Pos: 253
Relay_Master_Log_File: mysql-bin.000003
Slave_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: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 1663
Relay_Log_Space: 409
Until_Condition: None
Until_Log_File:
Until_Log_Pos: 0
Master_SSL_Allowed: No
Master_SSL_CA_File:
Master_SSL_CA_Path:
Master_SSL_Cert:
Master_SSL_Cipher:
Master_SSL_Key:
Seconds_Behind_Master: 0
Master_SSL_Verify_Server_Cert: No
Last_IO_Errno: 0
Last_IO_Error:
Last_SQL_Errno: 0
Last_SQL_Error:
Replicate_Ignore_Server_Ids:
Master_Server_Id: 2
1 row in set (0.00 sec)
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