In FusionInsight,How to find and log in to the active and standby management nodes?

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1.Use PuTTY to log in to the management node as user root using the IP address of FusionInsight Manager.
2.Run the following command to find the active and standby management nodes.
sh /opt/huawei/Bigdata/om-0.0.1/sbin/status-oms.sh

The server is the active management node if the parameter value of HA_active in the displayed information is active. For example, mgtomsdat-sh-3-01-1 displayed in the following information is the active management node. The server is the standby management node if the parameter value of HA_active in the displayed information is standby.

Other related questions:
In FusionInsight,What is the default user and password for logging in to FusionInsight Manager
Default username is admin and the default password is Admin@123

In FusionInsight,What is the possible cause for Alarm 12010 Manager Heartbeat Interruption Between the Active and Standby Nodes
The link between the active and standby Managers is abnormal.

How to view logs and alarms on S series switches
For S series switches (except the S1700), logs are stored first in the log buffer. When the number of logs reaches the threshold, they will be stored in the syslogfile or logfile folder of the storage card on the device. To view log files and the log buffer, run the following commands: - To view log files in the logfile folder, run the following commands in the user view: cd logfile//Access the root directory of the logfile folder dir//Display all files in the root directory Directory of flash:/logfile/ Idx Attr Size(Byte) Date Time FileName 0 -rw- 516,885 Feb 14 2009 02:13:14 2009-02-14.02-13-00.dblg.zip 1 -rw- 479,440 Jan 17 2009 04:10:43 2009-01-17.04-10-30.dblg.zip 2 -rw- 484,459 Jan 25 2009 19:35:59 2009-01-25.19-35-45.dblg.zip 3 -rw- 160,660 Mar 17 2009 14:27:58 2009-03-17.12-27-52.dblg.zip - To check the detailed logs in the log files, run the display logfile logfile/xxxx command, in which xxxx indicates the log file name. - To view logs in the log buffer, run the display logbuffer command. - To view logs in the trap buffer, run the display trapbuffer command. - To view the uncleared alarms after the device starts, run the display alarm active command. - To view historical alarms recorded after the device starts, run the display alarm history command. - To view alarms related to device hardware management, run the display alarm urgent [ slot slot-id | time interval ] command. This command applies only to S series fixed switches. For the meaning of logs, you can log in to Huawei Enterprise Product & Service Support , download the appropriate Log Reference and Alarms Handling documents, and find the meaning for specific logs.

In FusionInsight,What time does Alarm 12010 Manager Heartbeat Interruption Between the Active and Standby Nodes occur
This alarm is generated when the active Manager does not receive the heartbeat signal from the standby Manager within 7 seconds. This alarm is cleared when the active Manager receives heartbeat signals from the standby Manager.

In FusionInsight,What is the impact on system of Alarm 12011 Manager Data Synchronization Exception Between the Active and Standby Nodes
Some configurations will be lost after an active/standby switchover because the configuration files on the standby Manager are not updated. Maybe the Hive, Oozie, and Manager cannot run properly.

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