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查看NDB cluster状态,出现以下信息
Connected to Management Server at: localhost:1186
Cluster Configuration
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[ndbd(NDB)] 2 node(s)
id=27 @1xx.2xx.2xx.14 (mysql-5.1.61 ndb-7.1.21, Nodegroup: 0, Master)
id=28 @1xx.2xx.2xx.15 (mysql-5.1.61 ndb-7.1.21, Nodegroup: 1)
[ndb_mgmd(MGM)] 1 node(s)
id=1 @1xx.2xx.2xx.13 (mysql-5.1.61 ndb-7.1.21)
[mysqld(API)] 25 node(s)
id=2 @1xx.2xx.2xx.13 (mysql-5.1.61 ndb-7.1.21)
id=3 @1xx.2xx.2xx.14 (mysql-5.1.61 ndb-7.1.21)
id=4 @1xx.2xx.2xx.15 (mysql-5.1.61 ndb-7.1.21)
前面两个好理解就是data node和mgm node,但最后一项mysqld(API)这个表示什么?一个mysql的实例还是其他的意思?在此先谢过各位。 |
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