Changing the Password for a Component Database User

Scenario

It is recommended that the administrator periodically change the password for each component database user to improve the system O&M security.

This section applies only to MRS 3.1.0. For versions later than MRS 3.1.0, see Resetting the Component Database User Password.

Impact on the System

The services need to be restarted for the new password to take effect. The services are unavailable during the restart.

Procedure

1. On FusionInsight Manager, click Cluster, click the name of the desired cluster, and click Services.
2. Click the name of the service whose database user password is to be reset. On the Dashboard page displayed, click Stop Service.

   In the displayed dialog box, enter the password of the current login user and click OK.

   After confirming the impact of stopping the service, wait until the service is stopped.

3. Click the service whose database user password is to be changed, and choose More > Change Database Password. On the displayed page, enter the password of the current login user and click OK.
4. Enter the old and new passwords as prompted.

   The password must meet the following complexity requirements:

   • Contains 8 to 32 characters.
   • Contains at least three types of the following: uppercase letters, lowercase letters, numbers, and special characters (~`!@#$%^&*()-+_=\|[{}];",<.>/?).
   • Cannot be the same as the username or the username spelled backwards.
   • Cannot be the same as the last 20 historical passwords.

5. Select I have read the information and understand the impact and click OK.
6. After the password is changed, choose More > Restart Service. In the displayed dialog box, enter the password of the current login user, click OK, and select Restart the upper-layer services. Click OK to restart the services.