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版本:3.10.0

SHOW PARTS

SHOW PARTS语句显示图空间中指定分片或所有分片的信息。

语法

SHOW PARTS [<part_id>];

示例

nebula> SHOW PARTS;
+--------------+--------------------+--------------------+-------+
| Partition ID | Leader | Peers | Losts |
+--------------+--------------------+--------------------+-------+
| 1 | "192.168.2.1:9779" | "192.168.2.1:9779" | "" |
| 2 | "192.168.2.2:9779" | "192.168.2.2:9779" | "" |
| 3 | "192.168.2.3:9779" | "192.168.2.3:9779" | "" |
| 4 | "192.168.2.1:9779" | "192.168.2.1:9779" | "" |
| 5 | "192.168.2.2:9779" | "192.168.2.2:9779" | "" |
| 6 | "192.168.2.3:9779" | "192.168.2.3:9779" | "" |
| 7 | "192.168.2.1:9779" | "192.168.2.1:9779" | "" |
| 8 | "192.168.2.2:9779" | "192.168.2.2:9779" | "" |
| 9 | "192.168.2.3:9779" | "192.168.2.3:9779" | "" |
| 10 | "192.168.2.1:9779" | "192.168.2.1:9779" | "" |
+--------------+--------------------+--------------------+-------+

nebula> SHOW PARTS 1;
+--------------+--------------------+--------------------+-------+
| Partition ID | Leader | Peers | Losts |
+--------------+--------------------+--------------------+-------+
| 1 | "192.168.2.1:9779" | "192.168.2.1:9779" | "" |
+--------------+--------------------+--------------------+-------+

返回结果的说明如下:

参数说明
Partition ID存储分片的 ID。
Leader分片对应的 Raft leader 副本的信息,包括 IP(或主机名)与服务端口。
Peers分片对应的所有副本(leader 与 follower)的信息,包括 IP(或主机名)与服务端口。
Losts分片对应的处于离线状态的副本信息,包括 IP(或主机名)和服务端口。