6.5 HP StoreAll OS User Guide

Discovering LUNs in the array............................................................................................369
Reviewing snapshot storage allocation................................................................................369
Automated block snapshots....................................................................................................370
Creating automated snapshots using the Management Console.............................................370
Creating a snapshot scheme.............................................................................................372
Other automated snapshot procedures................................................................................373
Managing block snapshots....................................................................................................374
Creating an on-demand snapshot......................................................................................374
Mounting or unmounting a snapshot..................................................................................374
Deleting snapshots...........................................................................................................374
Accessing snapshot file systems..............................................................................................374
Troubleshooting block snapshots.............................................................................................376
22 Using data tiering.................................................................................377
Creating and managing data tiers..........................................................................................377
Manage tier....................................................................................................................378
Primary tier.....................................................................................................................379
Tiering policy..................................................................................................................379
Tiering schedule...............................................................................................................381
Data tiering schedule.......................................................................................................382
Viewing tier assignments and managing segments....................................................................383
Viewing data tiering rules......................................................................................................384
Running a migration task.......................................................................................................386
Configuring tiers and migrating data using the CLI....................................................................387
Writing tiering rules..............................................................................................................387
Rule attributes..................................................................................................................388
Operators and date/time qualifiers....................................................................................388
Rule keywords.................................................................................................................389
Migration rule examples...................................................................................................389
Ambiguous rules..............................................................................................................390
23 Using file allocation..............................................................................391
Overview............................................................................................................................391
File allocation policies......................................................................................................391
How file allocation settings are evaluated...........................................................................392
When file allocation settings take effect on the StoreAll client.................................................393
Using CLI commands for file allocation...............................................................................393
Setting file and directory allocation policies.............................................................................393
Setting file and directory allocation policies from the CLI.......................................................394
Setting segment preferences...................................................................................................394
Creating a pool of preferred segments from the CLI..............................................................395
Restoring the default segment preference.............................................................................396
Tuning allocation policy settings.............................................................................................396
Listing allocation policies.......................................................................................................397
24 Support and other resources..................................................................398
Contacting HP......................................................................................................................398
Related information...............................................................................................................398
HP websites.........................................................................................................................398
Subscription service..............................................................................................................398
25 Documentation feedback.......................................................................399
Glossary..................................................................................................400
Index.......................................................................................................402
10 Contents