HP Storage Mirroring Software User Manual

Page 160

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Workload protection

Page 159 of 677

.SHR Share Mapping File check box is selected if you would like to use the
Storage Mirroring Recover share mapping file to create shares on the target during
failover. If this option is not selected, shares will be created using the information
gathered when the machine was selected as a source to be monitored.

Note: If the Shares selection under Items to Failover is not selected, shares will

not be failed over to the target regardless of the Use .SHR Share Mapping
File
selection.

18. By default, Failover Hostname is disabled. This option automatically removes the

host SPN (Service Principle Name) from Active Directory on the source and adds it
to Active Directory on the target. If you are using Active Directory, enable this
option or you may experience problems with failover.

19. Failback Hostname returns the host SPN on the source and target back to their

original settings on failback. If you are using Active Directory, enable this option or
you may experience problems with failback.

20. If you are failing over or failing back hostnames, you need to specify an Active

Directory user that has update privileges within Active Directory. Click Credentials
and identify a user and the associated password that has privileges to create and
delete SPNs. The username must be in the format fully_qualified_domain\user.
Click OK to return to the Monitor Settings dialog box.

Note: The Active Directory account password cannot be blank.

21. If you are using any failover or failback scripts, click Scripts and enter the path and

filename for each script type. Scripts may contain any valid Windows command,
executable, or batch file. Examples of functions specified in scripts include
stopping services on the target before failover because they may not be necessary
while the target is standing in for the source, stopping services on the target that
need to be restarted with the source’s machine name and IP address, starting
services or loading applications that are in an idle, standby mode waiting for
failover to occur, notifying the administrator before and after failover or failback
occurs, stopping services on the target after failback because they are no longer
needed, stopping services on the target that need to be restarted with the target
machine’s original name and IP address, and so on. Specify each script that you
want to run and the following options, if necessary.

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