PXC（PerconaXtraDBCluster）集群安装(二)
---+
1 row in set (0.00 sec)
mysql> show global status like 'wsrep_cluster_size';
+--------------------+-------+
| Variable_name | Value |
+--------------------+-------+
| wsrep_cluster_size | 3 |
+--------------------+-------+
1 row in set (0.00 sec)
mysql> create database dexdb ;
Query OK, 1 row affected (0.01 sec)
mysql> use dexdb
Database changed
mysql> create table dextb (id int ,name char(10)) engine=innodb ;
Query OK, 0 rows affected (0.03 sec)
mysql> insert into dextb values (1,'22') ;
Query OK, 1 row affected (0.01 sec)
mysql> insert into dextb values (1,'22') ;
Query OK, 1 row affected (0.00 sec)
mysql> commit ;
Query OK, 0 rows affected (0.00 sec)
mysql> select * from dextb ;
+------+------+
| id | name |
+------+------+
| 1 | 22 |
| 1 | 22 |
+------+------+
2 rows in set (0.00 sec)
[root@pxc2 ~]# mysql
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 6
Server version: 5.5.39-36.0-55 Percona XtraDB Cluster (GPL), Release rel36.0, Revision 824, WSREP version 25.11, wsrep_25.11.r4023
Copyright (c) 2009-2014 Percona LLC and/or its affiliates
Copyright (c) 2000, 2014, 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 database ;
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'database' at line 1
mysql> show databases ;
+--------------------+
| Database |
+--------------------+
| information_schema |
| dexdb |
| mysql |
| performance_schema |
| test |
+--------------------+
5 rows in set (0.01 sec)
mysql>
use dexdb
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed
mysql> select * from dextb ;
+------+------+
| id | name |
+------+------+
| 1 | 22 |
| 1 | 22 |
+------+------+
2 rows in set (0.00 sec)
[root@pxc3 ~]# service mysql start
MySQL (Percona XtraDB Cluster) is not running, but lock file (/var/lock/subsys/mysql) exists[FAILED]
Starting MySQL (Percona XtraDB Cluster).....[ OK ]
[root@pxc3 ~]# mysql
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 6
Server version: 5.5.39-36.0-55 Percona XtraDB Cluster (GPL), Release rel36.0, Revision 824, WSREP version 25.11, wsrep_25.11.r4023
Copyright (c) 2009-2014 Percona LLC and/or its affiliates
Copyright (c) 2000, 2014, 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> use dexdb
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed
mysql> select * from dextb ;
+------+------+
| id | name |
+------+------+
| 1 | 22 |
| 1 | 22 |
+------+------+
2 rows in set (0.00 sec)