[Troubleshooting] U2000 HA switchover failure

Hello, everyone!

Today, I'd like to share a case with you.

Product Model: 

U2000

Problem Description

U2000 version V1R6, primary server abnormal power off and restore, try to switchover service from secondary to primary failed.

Problem Analysis

1：login the server ,run command to check the HA state:

#hastatus -sum

2：AppService state is OFFLINE|FAULT, cause the HA switchover.

3：Run the command to clear the FAULT state:

#hagrp -clear AppService

4：Check the HA state:

#hastatus -sum

5：Run the command continue to switchover the service:

#hagrp -switch AppService -any -clus localclus

6：Check the HA state and replication status, service successful switchover to primary server, and replication status normal.

#hastatus -sum

#vradmin -g datadg repstatus datarvg

Root Cause

AppService state FAULT cause the switchover failed.

Solution Description

Run command to clear the FAULT state, continue switchover the service.

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