showdmlstorageevent 命令
语法:
gcadmin showdmlstorageevent [table ID segname nodeip] |
注:该命令格式与 8.5.1.2 的 showdmlstorageevent 命令相同,但fevent 信息格式有变化,系统中有 DML storage event 时不能对集群进行升级。
功能:
该命令用来显示当前集群有表的元数据和数据文件损坏信息;
示例:
$ gcadmin showdmlstorageevent Event count:2 Event ID: 5 ObjectName: test.t1 TableID: 26 Fail Data Copy: ------------------------------------------------------ SegName: n2 NodeIP: 192.168.153.129 FAILURE Event ID: 6 ObjectName: test.t2 TableID: 32 Fail Data Copy: ------------------------------------------------------ SegName: n2 NodeIP: 192.168.153.129 FAILURE
showcluster 命令
语法:
gcadmin showcluster [c | d | f]
参数说明:
c: 仅显示集群 coordinator 节点信息;
d: 仅显示集群 data 节点信息;
f: 按照 xml 格式显示集群节点信息。
功能:
显示集群节点信息,若不输入参数 c 或 d 则显示集群所有节点信息。
示例:
显示所有节点信息,示例如下:
$ gcadmin showcluster
CLUSTER STATE: ACTIVE CLUSTER MODE: NORMAL =============================================================== | Gbase COORDINATOR CLUSTER INFORMATION | =============================================================== | NodeName | IpAddress |gcware |gcluster |DataState | --------------------------------------------------------------- | coordinator1 | 192.168.153.129 | OPEN | OPEN | 0 | --------------------------------------------------------------- =========================================================== | Gbase DATA CLUSTER INFORMATION | =========================================================== |NodeName | IpAddress |gnode |syncserver |DataState | ----------------------------------------------------------- | node1 | 192.168.153.126 | OPEN | OPEN | 0 | ----------------------------------------------------------- | node2 | 192.168.153.129 | OPEN | OPEN | 0 | ----------------------------------------------------------- | node3 | 192.168.153.125 | OPEN | OPEN | 0 | -----------------------------------------------------------
showcluster 命令显示所有节点
仅显示 coordinator 节点信息,示例如下:
$ gcadmin showcluster c CLUSTER STATE: ACTIVE CLUSTER MODE: NORMAL =============================================================== | Gbase COORDINATOR CLUSTER INFORMATION | =============================================================== | NodeName | IpAddress |gcware |gcluster |DataState |--------------------------------------------------------------- | coordinator1 | 192.168.153.129 | OPEN | OPEN | 0 | ---------------------------------------------------------------
showcluster 命令仅显示 coordinator 节点
仅显示 data 节点信息,示例如下:
$ gcadmin showcluster d CLUSTER STATE: ACTIVE CLUSTER MODE: NORMAL =========================================================== | Gbase DATA CLUSTER INFORMATION | =========================================================== |NodeName | IpAddress |gnode |syncserver |DataState | ----------------------------------------------------------- | node1 | 192.168.153.126 | OPEN | OPEN | 0 | ----------------------------------------------------------- | node2 | 192.168.153.129 | OPEN | OPEN | 0 | ----------------------------------------------------------- | node3 | 192.168.153.125 | OPEN | OPEN | 0 |
showcluster 命令仅显示 data 节点
按照 xml 格式显示 data 节点信息,示例如下:
$ gcadmin showcluster d f
ACTIVED NORMAL node1 192.168.153.126 OPEN OPEN 0 node4 192.168.153.129 OPEN OPEN 0 node5 192.168.153.125 OPEN OPEN 0
xml 格式显示 data 节点信息
集群中节点较多时,查询异常节点信息时可使用 grep 命令:
gcadmin showcluster | grep -iE "close|offline|unavailable|replace|1 ”
示例如下:
$ gcadmin showcluster | grep -iE "close|offline|unavailable|replace| 1" | coordinator1 | 192.168.92.129 | OFFLINE | OPEN | 0 | | coordinator2 | 192.168.92.130 | OPEN | CLOSE | 1 | | node1 | 192.168.92.129 | OFFLINE | OPEN | 0 | | node2 | 192.168.92.130 | OPEN | OPEN | 1 |
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