HP XP P9500 Storage - Manual (Page 3)

Contents
1 Introduction to provisioning........................................................................14
About provisioning.................................................................................................................14
Basic provisioning..................................................................................................................14
Fixed-sized provisioning...........................................................................................................14
Disadvantages ......................................................................................................................15
When to use fixed-sized provisioning.........................................................................................16
Custom-sized provisioning........................................................................................................16
Expanded LU provisioning.......................................................................................................16
When to use custom-sized provisioning......................................................................................17
When to use expanded-LU provisioning.....................................................................................17
Basic provisioning workflow.....................................................................................................17
Thin Provisioning Overview......................................................................................................18
Thin Provisioning....................................................................................................................18
Thin Provisioning concepts ......................................................................................................18
When to use Thin Provisioning..................................................................................................19
Thin Provisioning advantages...................................................................................................19
Thin Provisioning advantage example........................................................................................20
Thin Provisioning work flow......................................................................................................20
Smart Tiers............................................................................................................................20
Tiers concept..........................................................................................................................21
When to use Smart Tiers..........................................................................................................21
Data retention strategies..........................................................................................................22
Resource groups strategies.......................................................................................................22
Complimentary strategies........................................................................................................22
Key terms..............................................................................................................................22
Before you begin....................................................................................................................23
About cache management devices............................................................................................24
Calculating the number of cache management devices required by a THP V-VOL.......................24
Maximum capacity of cache management device..............................................................24
Calculating the number of cache management devices required by a volume that is not a THP
V-VOL...............................................................................................................................25
Viewing the number of cache management devices................................................................25
2 Configuring resource groups......................................................................26
System configuration using resource groups................................................................................26
Resource groups examples.......................................................................................................26
Example of resource groups sharing a port............................................................................26
Example of resource groups not sharing ports........................................................................28
Meta_resource.......................................................................................................................29
Resource lock.........................................................................................................................29
User groups...........................................................................................................................29
Resource group assignments.....................................................................................................29
Resource group license requirements.........................................................................................30
Resource group rules, restrictions, and guidelines........................................................................30
Creating a resource group.......................................................................................................30
Adding resources to a resource group.......................................................................................31
Removing resources from a resource group.................................................................................32
Managing Resource Groups.....................................................................................................32
Changing the name of a resource group...............................................................................32
Deleting a resource group...................................................................................................33
Using Resource Partition and other P9500 products.....................................................................33
Snapshot..........................................................................................................................34
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