IBM 000-8697 Manuale Utente

IBM

3

Chapter

Operating OnLine

In This Chapter . . . . . . . . . . . . . . . . . . . .

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Types of OnLine Modes . . . . . . . . . . . . . . . .

Offline Mode . . . . . . . . . . . . . . . . . .

Quiescent Mode . . . . . . . . . . . . . . . . .

Online Mode . . . . . . . . . . . . . . . . . .

Recovery Mode . . . . . . . . . . . . . . . . .

Shutdown Mode . . . . . . . . . . . . . . . . .

From Offline to Quiescent . . . . . . . . . . . . . . .

From Offline to Online . . . . . . . . . . . . . . . .

From Quiescent to Online . . . . . . . . . . . . . . .

Gracefully from Online to Quiescent . . . . . . . . . . .

Immediately from Online to Quiescent

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From Any Mode Immediately to Offline . . . . . . . . . .

Logical Log Administration . . . . . . . . . . . . . . . .

Examine Your Logical Log Configuration . . . . . . . . . .

Your Configuration File

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Logical Log File Backups . . . . . . . . . . . . . .

Freeing the Logical Log Files

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Verify the Size and Number of Files . . . . . . . . . .

Configuration Parameters . . . . . . . . . . . . . .

LTAPEBLK and LTAPESIZE . . . . . . . . . . . . .

Location of Logical Log Files . . . . . . . . . . . . .

Change Pathname of Logical Log Tape Device . . . . . . . .

Change Block Size of Logical Log Tape Device . . . . . . . .

Change Tape Size of Logical Log Tape Device . . . . . . . .

Change Maximum Number of Logical Log Files . . . . . . .

Change Size of Logical Log Files . . . . . . . . . . . . .