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3 configuring custom-sized provisioning, 4 configuring thin provisioning – HP XP P9500 Storage User Manual

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Business Copy Z................................................................................................................29
Continuous Access Synchronous Z........................................................................................30
Continuous Access Journal Z...............................................................................................30
External Storage................................................................................................................31
Virtual LVI.........................................................................................................................32
Cache Partition..................................................................................................................33
Auto LUN..........................................................................................................................33
Volume Shredder...............................................................................................................33

3 Configuring custom-sized provisioning.........................................................34

Virtual LVI/Virtual LUN functions...............................................................................................34
VLL requirements.....................................................................................................................34
VLL specifications....................................................................................................................34

Virtual LVI specifications for mainframe systems......................................................................34
CV capacity by emulation type for mainframe systems............................................................35

SSID requirements ..................................................................................................................36
VLL size calculations................................................................................................................36

Calculating the size of a mainframe volume...........................................................................37
Calculating the size of a CV using Enhanced mode on SATA drives..........................................38

Management area capacity of a mainframe volume..........................................................39
Boundary values for RAID levels (Enhanced mode on SATA drives)......................................39
Boundary values for RAID levels (other than Enhanced mode on SATA drives).......................39
Capacity of a slot..........................................................................................................40
Calculated management area capacities (SATA-E drive).....................................................40

Configuring volumes in a parity group .................................................................................40

Create LDEV function..............................................................................................................41

Creating an LDEV..............................................................................................................41
Finding an LDEV ID............................................................................................................44
Finding an LDEV SSID ........................................................................................................44
Editing an LDEV SSID ........................................................................................................44
Changing LDEV settings......................................................................................................44
Removing an LDEV to be registered......................................................................................45

Blocking an LDEV...................................................................................................................45
Restoring a blocked LDEV........................................................................................................46
Editing an LDEV name.............................................................................................................46
Deleting an LDEV (converting to free space)...............................................................................46
Formatting LDEVs....................................................................................................................47

About formatting LDEVs......................................................................................................47
Storage system operation when LDEVs are formatted..............................................................48
Quick Format function.........................................................................................................48

Quick Format specifications............................................................................................48

Write to Control Blocks function...........................................................................................49
Formatting a specific LDEV..................................................................................................49
Formatting all LDEVs in a parity group..................................................................................49

Making external mainframe system volumes usable.....................................................................50

Registering external volumes................................................................................................50
Overwriting control blocks in specific external volumes............................................................51

Assigning a processor blade ...................................................................................................51

Assigning a processor blade to a resource............................................................................51
Changing the processor blade assigned to an LDEV...............................................................52

Using a system disk................................................................................................................52

System disk rules, restrictions, and guidelines.........................................................................53

4 Configuring thin provisioning ....................................................................54

Thin Provisioning Z overview....................................................................................................54
Smart Tiers Z overview............................................................................................................54

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