Table 8–5: Utilities Used With Roll-forward Recovery
Function
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Utility Command
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Verify that the database is not in use. The database cannot be in use when you perform a full offline backup.
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PROUTIL BUSY
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Back up the database. You must perform a full backup of the database before you can use roll-forward recovery.
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PROBKUP or operating system utility
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Mark the database as backed up. If you do not use PROBKUP to back up the database, you must mark the database as backed up to begin after-imaging or start a new after-image file.
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RFUTIL MARK BACKEDUP
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Start a new AI file. After you back up the database and AI files, you can truncate the existing AI file.
|
RFUTIL AIMAGE NEW
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Disable after-imaging. Before you run a batch job, you might want to disable after-imaging to improve performance.
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RFUTIL AIMAGE END
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Restart the roll-forward operation. Use of this qualifier is limited to RFUTIL roll-forward operations that fail because of power outages or system failures.
|
RFUTIL ROLL FORWARD RETRY
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