HP StorageWorks XP Remote Web Console Software - Manual (Page 3)

Contents
1 Overview of copy solutions ................................................................. 7
XP Snapshot ............................................................................................................................... 7
XP Business Copy ....................................................................................................................... 9
2 XP Snapshot functions ....................................................................... 11
Volumes XP Snapshot uses ......................................................................................................... 11
XP Snapshot primary volumes .............................................................................................. 11
XP Snapshot secondary volumes ........................................................................................... 12
XP Snapshot pool volumes ................................................................................................... 12
Creating virtual volume management areas .................................................................................. 12
Creating pools ......................................................................................................................... 13
Creating virtual volumes ............................................................................................................ 14
Creating XP Snapshot pairs ........................................................................................................ 15
Storing snapshot data ............................................................................................................... 15
Restoring XP Snapshot pairs ....................................................................................................... 15
Deleting snapshot data or XP Snapshot pairs ................................................................................ 16
Viewing XP Snapshot pair information ......................................................................................... 17
3 Requirements for XP Snapshot operations ............................................ 19
Requirements for using XP Snapshot ............................................................................................ 19
Installing and uninstalling XP Snapshot ........................................................................................ 19
Installing XP Snapshot ......................................................................................................... 19
Uninstalling XP Snapshot ..................................................................................................... 20
Calculating the number of XP Snapshot pairs you can create .......................................................... 20
Using the number of differential tables .................................................................................. 20
Using shared memory capacity for the virtual volume management area ................................... 21
Using the number of pair tables ........................................................................................... 24
4 Using XP Snapshot ........................................................................... 27
Procedure for using XP Snapshot processes .................................................................................. 27
Status of XP Snapshot pairs ........................................................................................................ 28
Notes on creating pools ............................................................................................................ 31
Defining pool capacity ........................................................................................................ 32
Using external LUs as pool-VOLs ........................................................................................... 33
Notes on using XP Snapshot ...................................................................................................... 33
Switching off the power supply ............................................................................................. 33
Replacing the microprogram offline ...................................................................................... 34
Combining XP Snapshot with other software products .................................................................... 34
Combining XP Snapshot with XP Business Copy ..................................................................... 35
Combining XP Snapshot with Continuous Access XP or Continuous Access XP Journal ................. 38
Combining XP Snapshot with Auto LUN XP ............................................................................ 40
Combining XP Snapshot with LUN Security XP Extension ......................................................... 40
XP Snapshot User Guide 3