HP XP P9500 Storage - Manual (Page 3)

Contents
1 Business Copy Z overview...........................................................................7
How Business Copy Z works......................................................................................................7
Hardware and software components...........................................................................................7
Volume pairs (primary volumes and secondary volumes)...........................................................8
Remote Web Console GUI....................................................................................................8
RAID Manager, PPRC, Business Continuity Manager and consistency groups...............................8
Initial and update copy operations..............................................................................................9
Initial copy..........................................................................................................................9
Update copy.......................................................................................................................9
2 Requirements and planning.......................................................................11
System requirements................................................................................................................11
Supported emulation types for pair volumes...............................................................................12
License capacity requirements..................................................................................................15
Planning pair volumes.............................................................................................................15
Planning number of pairs....................................................................................................15
Calculating the number of differential tables and pair tables...............................................16
Calculating maximum number of pairs.............................................................................17
Planning for performance........................................................................................................18
At-Time Split at a specific time..................................................................................................18
The At-Time Split for shared volumes.....................................................................................19
Requirements, restrictions, and recommendations for shared volumes...................................21
At-Time Split and supported pair statuses..........................................................................22
Preparing for Business Continuity Manager, PPRC use..................................................................23
Command device...............................................................................................................23
3 Sharing Business Copy Z volumes...............................................................24
Cache Residency....................................................................................................................24
Compatible FlashCopy............................................................................................................24
Compatible FlashCopy SE.......................................................................................................24
Compatible XRC.....................................................................................................................24
Concurrent Copy....................................................................................................................24
Thin Provisioning Z and Smart Tiers Z........................................................................................25
Resource Partition...................................................................................................................25
Continuous Access Synchronous Z.............................................................................................25
Continuous Access Journal Z....................................................................................................26
Sharing volumes in 3-Cnt Ac-J Z data center configurations......................................................26
Sharing volumes in a 3-Cnt Ac-J Z DC multi-target configuration..........................................26
Sharing volumes in a 3-Cnt Ac-J Z DC cascade configuration..............................................28
Sharing volumes in 3-Cnt Ac-J Z/Cnt Ac-S Z data center configurations.....................................29
Sharing volumes in 3-Cnt Ac-J Z/Cnt Ac-S Z DC multi-target and delta resync configurations....29
Sharing volumes in a 3-Cnt Ac-S Z/Cnt Ac-J Z DC cascade configuration.............................30
External Storage.....................................................................................................................31
Virtual LVI..............................................................................................................................32
Auto LUN..............................................................................................................................32
Volume Retention....................................................................................................................32
Access attributes and Business Copy Z operations..................................................................32
Business Copy Z pair statuses and access attribute setting.......................................................33
4 Performing configuration operations............................................................34
Configuration workflow ..........................................................................................................34
Setting up primary and secondary volumes................................................................................34
Reserving secondary volumes...................................................................................................34
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