Check the OBServer node status

This topic describes how to check the OBServer node status.

Check the OBServer node status on the host

1. Log on to the host on which the target OBServer node is located.

2. Run the following command on the command line interface (CLI) to check the observer process:

   ps -ef |grep observer
   root       6136      0 99 11:23 ?        08:53:50 ./bin/observer
   root      20514  19521  0 16:09 pts/25   00:00:00 grep --color=auto observer
   

Check the OBServer node status in the relevant view

obclient> SELECT status FROM oceanbase.DBA_OB_SERVERS;
+--------+
| status |
+--------+
| active |
| active |
+--------+
2 rows in set (0.00 sec)

• If the returned result for an OBServer node is active, the OBServer node is running properly.

• If the returned result for an OBServer node is inactive, the OBServer node is offline.

• If the returned result for an OBServer node is deleting, the OBServer node is being deleted.