HP XP Racks - Manual (Page 6)

Assignment tier when pool-VOLs are deleted...................................................................107
Formatted pool capacity..............................................................................................108
Rebalancing the usage level among parity groups...........................................................108
Execution mode settings and tiering policy......................................................................109
Changing the tiering policy level on a THP V-VOL............................................................110
Changing new page assignment tier of a V-VOL..................................................................110
Opening the Edit Tiering Policies window............................................................................111
Changing a tiering policy.................................................................................................111
To change the tiering policy..........................................................................................111
Changing relocation priority setting of a V-VOL....................................................................112
Smart Tiers workflow........................................................................................................113
Smart Tiers tasks and parameters.......................................................................................114
Task and parameter settings.........................................................................................115
Display items: Setting parameters..................................................................................116
Display items: Capacity usage for each tier....................................................................117
Display items: Performance monitor statistics...................................................................117
Display items: Operation status of performance monitor/relocation....................................117
Managing Smart Tiers......................................................................................................117
Changing pool for Thin Provisioning to pool for Smart Tiers..............................................117
Changing monitoring and tier relocation settings.............................................................119
Changing monitoring mode setting................................................................................119
Changing relocation speed..........................................................................................120
Changing buffer space for tier relocation setting.............................................................120
Viewing pool tier information.............................................................................................121
Viewing THP V-VOL tier information....................................................................................121
Changing a pool for Smart Tiers to a pool for Thin Provisioning..................................................121
Working with pools..............................................................................................................122
About pools....................................................................................................................122
About pool-VOLs..............................................................................................................122
Pool status..................................................................................................................123
Creating a pool..........................................................................................................123
Working with THP V-VOLs......................................................................................................132
About THP V-VOLs...........................................................................................................132
Relationship between a pool and THP V-VOLs......................................................................132
Creating V-VOLs..............................................................................................................133
Editing a THP V-VOL's SSID...............................................................................................135
Changing THP V-VOL settings............................................................................................136
Removing the THP V-VOL to be registered............................................................................136
Formatting LDEVs in a Windows environment......................................................................136
Monitoring capacity and performance....................................................................................136
Monitoring pool capacity..................................................................................................136
Monitoring pool usage levels.............................................................................................137
Monitoring performance...................................................................................................137
Managing I/O usage rates example.............................................................................138
Tuning with Smart Tiers.....................................................................................................138
Thresholds...........................................................................................................................139
Pool utilization thresholds..................................................................................................139
Pool subscription limit.......................................................................................................139
Changing pool thresholds.................................................................................................140
Changing the pool subscription limit...................................................................................141
Working with SIMs...............................................................................................................141
About SIMs.....................................................................................................................141
SIM reference codes.........................................................................................................141
Automatic completion of a SIM .........................................................................................142
Manually completing a SIM...................................................................................................142
6 Contents