Hitachi TrueCopy for IBM z/OS User and Reference Guide (T5211-96001, June 2007)

iv Contents
Hitachi Universal Storage Platform V TrueCopy for IBM z/OS User’s Guide
Inflow Control of Recordsets..................................................................... 2-23
Graduated Delay Sidefile Management....................................................... 2-26
TrueCopy for z/OS Async Consistency Group Operations.................................... 2-28
Group Options ......................................................................................... 2-28
Group Consistency Time........................................................................... 2-29
Group Operations..................................................................................... 2-31
Pair Status ..................................................................................................... 2-32
Suspended Pairs ...................................................................................... 2-35
Suspended TrueCopy for z/OS Async Pairs ................................................. 2-39
Business Continuity Manager Support............................................................... 2-41
Command Device..................................................................................... 2-46
PPRC Support................................................................................................. 2-47
P/DAS Support......................................................................................... 2-48
GDPS Support.......................................................................................... 2-50
RMF PPRC Link -path Statistical Information Support .................................. 2-51
Interoperability with Other Products and Functions ........................................... 2-55
ShadowImage for z/OS (SIz) .................................................................... 2-58
Universal Replicator for z/OS (URz) ........................................................... 2-61
Virtual LVI............................................................................................... 2-61
Cache Residency Manager ........................................................................ 2-61
Server Priority Manager............................................................................ 2-62
Preparing for TrueCopy for z/OS Operations........................................... 3-1
System Requirements ....................................................................................... 3-2
Requirements and Restrictions........................................................................... 3-5
Track Format............................................................................................. 3-5
One-to-One Volume Copy Operations .......................................................... 3-5
Duplicate VOLSER...................................................................................... 3-6
Logical Volume Image (LVI)........................................................................ 3-7
Accessing TrueCopy for z/OS M-VOLs and R-VOLs........................................ 3-8
Cache, NVS, and DASD Fast Write............................................................... 3-8
Consistency Groups.................................................................................... 3-9
Restrictions on Volumes ............................................................................. 3-9
Assessing TCz Requirements ........................................................................... 3-10
Calculation of the Maximum Number of Pairs ............................................. 3-10
Performance and DR Considerations.......................................................... 3-13
Identifying the Source and Target Volumes................................................ 3-13
Installing the Hardware................................................................................... 3-14
Remote Copy Connections ........................................................................ 3-15
Channel Extenders for Serial Remote Copy Connections .............................. 3-18
Enabling TrueCopy for z/OS Options ................................................................ 3-20
Configuring the MCUs and RCUs for TrueCopy for z/OS Operations..................... 3-21
Fibre-Channel Interface Configuration........................................................ 3-21