HP XP P9000 Provisioning for Mainframe Systems User Guide

Contents
1 Introduction to provisioning........................................................................11
About provisioning.................................................................................................................11
Basic provisioning..................................................................................................................11
Fixed-sized provisioning...........................................................................................................11
Disadvantages ......................................................................................................................11
When to use fixed-sized provisioning.........................................................................................12
Custom-sized provisioning........................................................................................................12
When to use custom-sized provisioning......................................................................................12
Basic provisioning workflow.....................................................................................................12
Thin Provisioning Overview......................................................................................................13
Thin Provisioning Z.................................................................................................................13
Thin Provisioning Z concepts ...................................................................................................13
When to use Thin Provisioning Z...............................................................................................14
Thin Provisioning Z advantages................................................................................................14
Thin Provisioning Z advantage example.....................................................................................15
Thin Provisioning Z work flow...................................................................................................15
Smart Tiers Z.........................................................................................................................15
Tiers concept..........................................................................................................................16
When to use Smart Tiers Z.......................................................................................................17
Resource groups strategies.......................................................................................................17
Complimentary strategies........................................................................................................17
Key terms..............................................................................................................................18
Before you begin....................................................................................................................18
About pool volumes................................................................................................................19
Calculating the number of pool volumes required by a THP V-VOL............................................19
Maximum capacity of pool volumes.................................................................................19
Calculating the number of pool volumes and LDEVs required by a volume that is not a THP
V-VOL...............................................................................................................................20
Viewing the number of pool volumes and LDEVs....................................................................20
2 Configuring resource groups......................................................................21
System configuration using resource groups................................................................................21
Resource groups examples.......................................................................................................21
Example of resource groups sharing a port............................................................................21
Example of resource groups not sharing ports........................................................................23
Meta_resource.......................................................................................................................24
Resource lock.........................................................................................................................24
User groups...........................................................................................................................24
Resource group assignments.....................................................................................................24
Resource group license requirements.........................................................................................25
Resource group rules, restrictions, and guidelines........................................................................25
Creating a resource group.......................................................................................................25
Adding resources to a resource group.......................................................................................26
Removing resources from a resource group.................................................................................26
Managing Resource Groups.....................................................................................................27
Changing the name of a resource group...............................................................................27
Deleting a resource group...................................................................................................27
Using Resource Partition and other P9500 products.....................................................................28
Parallel Access Volumes......................................................................................................28
Thin Provisioning Z.............................................................................................................28
DKA Encryption.................................................................................................................29
Performance Monitor..........................................................................................................29
Contents 3