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Decisions to make before database verification

Before you start or schedule verification, you need to gather the information required to complete the Backup Wizard or the Backup and Verify window.

Job-specific parameters

  • Which are the databases for which you want to verify unverified Snapshot copies?
  • Which are the backup management groups within the databases that you selected?
  • What is the number of unverified backup Snapshot copies that you want to verify?

    You can verify more unverified Snapshot copies than you specified earlier in your database and backup management group selections.

  • Do you want to run a command after the backup is complete?

    This is usually done to archive backups.

  • Do you want to run the verification now or schedule it for later?

    If you want to schedule the verification to run later, you also need to know the job scheduling information.

Verification settings

  • Which Exchange server do you want to use to perform database verification?

    Only Exchange Server 2010 can be used to verify Exchange Server 2010 mailbox databases. An Exchange Server 2010 mailbox database cannot be verified on Exchange Server 2003 or Exchange Server 2007, while Exchange Server 2003 or Exchange Server 2007 mailbox databases cannot be verified on Exchange Server 2010.

    You can configure the server by using the Verification Server tab of the Database Verification Settings dialog box. If you specify a remote verification server, ensure that you correctly set up the server.

    Note: Whether you perform a remote or local verification, SnapManager performs the verification on a LUN that is backed up by a Snapshot copy. If you make a Snapshot copy of the same volume on which a LUN that is backed up by a Snapshot copy exists, you create a “busy Snapshot copy.” This might cause problems when you attempt to delete some Snapshot copies. For this reason, you must be careful not to schedule backups while a verification operation is in progress.
  • Which method do you want to use to access database Snapshot copies during database integrity verification?
  • Do you want to configure throttling of the database checksum verification rate?

    Throttling is available only if SnapManager is installed with Exchange Server 2003 SP2, or later, or Exchange Server 2007.

  • When you restore from an unverified backup, do you want to override the verification requirement for restoring databases from backups?