3
Chapter
Operating OnLineIn This Chapter .................... 3-5
Changing Modes ................... 3-6
Types of OnLine Modes................ 3-6
Offline Mode .................. 3-7
Quiescent Mode ................. 3-7
Online Mode .................. 3-7
Recovery Mode ................. 3-7
Shutdown Mode ................. 3-7
From Offline to Quiescent ............... 3-8
From Offline to Online ................ 3-8
From Quiescent to Online ............... 3-9
Gracefully from Online to Quiescent ........... 3-10
Immediately from Online to Quiescent .......... 3-11
From Any Mode Immediately to Offline .......... 3-12
Logical Log Administration................ 3-13
Examine Your Logical Log Configuration.......... 3-14
Your Configuration File .............. 3-14
Logical Log File Backups .............. 3-14
Freeing the Logical Log Files ............ 3-15
Verify the Size and Number of Files .......... 3-15
Configuration Parameters.............. 3-16
LTAPEBLK and LTAPESIZE ............. 3-17
Location of Logical Log Files............. 3-18
Change Pathname of Logical Log Tape Device ........ 3-18
Change Block Size of Logical Log Tape Device ........ 3-21
Change Tape Size of Logical Log Tape Device ........ 3-22
Change Maximum Number of Logical Log Files ....... 3-23
Change Size of Logical Log Files............. 3-24