HP XP7 Storage - Manual (Page 3)

Contents
1 Cache Partition operations...........................................................................4
Overview of Cache Partition.......................................................................................................4
CLPR names........................................................................................................................4
Use case for cache logical partitioning........................................................................................5
Cache partitioning workflow......................................................................................................5
Cautions and restrictions for Cache Partition.................................................................................6
Calculating cache capacity........................................................................................................7
Cache capacity without specialized applications......................................................................7
Formula to size VOL capacity of internal storage.................................................................9
Formula to size VOL capacity of external storage...............................................................10
Formula to size VOL capacity of Thin Provisioning or Smart Tiers.........................................10
Cache capacity with Thin Provisioning or Smart Tiers..............................................................10
Cache capacity with Cache Residency..................................................................................12
Cache capacity with Compatible XRC..................................................................................12
Cache capacity with External Storage..................................................................................12
Managing CLPRs....................................................................................................................13
Creating a CLPR................................................................................................................13
Migrating resources to and from a CLPR................................................................................14
Editing the settings of an existing CLPR.................................................................................15
Adjusting the cache capacity of a CLPR................................................................................16
Deleting a CLPR ................................................................................................................16
Troubleshooting Cache Partition................................................................................................17
2 Troubleshooting........................................................................................18
Troubleshooting Cache Partition................................................................................................18
3 Support and other resources......................................................................19
Contacting HP........................................................................................................................19
Subscription service............................................................................................................19
Documentation feedback....................................................................................................19
Related information.................................................................................................................19
HP websites......................................................................................................................20
Conventions for storage capacity values....................................................................................20
Typographic conventions.........................................................................................................20
A Cache Partition GUI reference....................................................................22
Cache Partition window...........................................................................................................22
Individual CLPR window..........................................................................................................23
Create CLPRs wizard...............................................................................................................26
Create CLPRs window.........................................................................................................26
Confirm window for Create CLPRs........................................................................................28
Migrate CLPR Resources wizard................................................................................................30
Migrate CLPR Resources window..........................................................................................30
Confirm window for Migrate CLPR Resources.........................................................................32
Edit CLPR wizard....................................................................................................................33
Edit CLPR window..............................................................................................................33
Confirm window for Edit CLPR.............................................................................................34
Change Settings window.........................................................................................................35
CLPR Properties window..........................................................................................................36
Delete CLPRs window..............................................................................................................38
Glossary....................................................................................................40
Index.........................................................................................................42
Contents 3