IBM 000-8697 Logical Log Administration

Operating OnLine 3-13
Logical Log Administration
Logical Log Administration
This section discusses configuration and backup of logical log files.
For an overview discussion of the function of the logical log, refer to
page 4-18. For background information about the role of the logical log in
OnLine fast recovery, refer topage 4-39. For background information about
what happens when OnLine backs up a logical log file, refer topage 4-26.
This section discusses the following Configuration and Backup topics:
■“Examine Your Logical Log Configuration” on page3-14
■“Change Pathname of Logical Log Tape Device” on page3-18
■“Change Block Size of Logical Log Tape Device” on page3-21
■“Change Tape Size of Logical Log Tape Device” on page3-22
■“Change Maximum Number of Logical Log Files” on page 3-23
■“Change Size of Logical Log Files” on page 3-24
■“Logical Log File Status” on page 3-26
■“Logical Log File ID Numbers” on page 3-27
■“Add a Logical Log File” on page 3-28
■“Drop a Logical Log File” on page3-30
■“Move a Logical Log File to Another Dbspace” on page 3-31
■“Change the Logging Status of a Database” on page 3-33
■“Back Up a Logical Log File” on page 3-36
■“Start Continuous Logical Log Backup” on page 3-37
■“End Continuous Logical Log Backup” on page 3-38
■“Switch to the Next Logical Log File” on page 3-39
■“Free a Logical Log File” on page3-39
■“If the Logical Log Backup Cannot Complete” on page 3-42