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GBase 8c 数据库集群组件启停

发表于2023-12-07 16:41:1121次浏览0个评论

1、启动数据库集群组件

启动GTM节点语法:

gha_ctl START gtm name -l dcslist [-c cluster]

启动Coordinator节点语法:

gha_ctl START coordinator name -l dcslist [-c cluster]

启动Datanode节点语法:

gha_ctl START datanode group name -l dcslist [-c cluster]

l  dcslist为DCS地址,一般情况下可以只列出一个节点地址,其他节点会自动同步消息。为了保证高可用,也可以列出所有节点地址;

l  [-c cluster]表示集群名称,为可选字段,缺省默认值gbase8c;

2、停止数据库集群组件

停止GTM节点语法:

gha_ctl STOP gtm name -l dcslist [-c cluster]

停止Coordinator节点语法:

gha_ctl STOP coordinator name -l dcslist [-c cluster]

停止Datanode节点语法:

gha_ctl STOP datanode group name -l dcslist [-c cluster]

l  dcslist为DCS地址,一般情况下可以只列出一个节点地址,其他节点会自动同步消息。为了保证高可用,也可以列出所有节点地址;

l  [-c cluster]表示集群名称,为可选字段,缺省默认值gbase8c;

本次停止DN2节点,具体操作命令为:

[gbase@localhost deploy]$ /home/gbase/deploy/bin/gha_ctl stop datanode dn2 dn2_1 -l http://192.168.142.211:2379,http://192.168.142.212:2379,http://192.168.142.213:2379

返回操作成功信息:

{

    "ret":0,

    "msg":"Success"

}

查询当前Datanode节点状态:

[gbase@localhost deploy]$ /home/gbase/deploy/bin/gha_ctl monitor datanode -l http://192.168.142.211:2379,http://192.168.142.212:2379,http://192.168.142.213:2379

返回DN1、DN3 running状态,DN2 stop状态信息:

{

    "cluster":"gbase8c",

    "datanode":{

        "dn1":[

            {

                "host":"192.168.142.211",

                "port":"5433",

                "restPort":"8011",

                "name":"dn1_1",

                "workDir":"/home/gbase/data/datanode",

                "role":"master",

                "state":"running"

            }

        ],

        "dn2":[

            {

                "host":"192.168.142.212",

                "port":"5433",

                "restPort":"8011",

                "name":"dn2_1",

                "workDir":"/home/gbase/data/datanode",

                "role":"master",

                "state":"stopped"

            }

        ],

        "dn3":[

            {

                "host":"192.168.142.213",

                "port":"5433",

                "restPort":"8011",

                "name":"dn3_1",

                "workDir":"/home/gbase/data/datanode",

                "role":"master",

                "state":"running"

            }

        ]

    }

}

配置成功。

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