HP XP P9500 Storage - Manual (Page 6)

Execution modes when using Remote Web Console.........................................................101
Execution modes when using RAID Manager..................................................................103
Monitoring modes............................................................................................................105
Cautions when using monitoring modes.........................................................................106
Notes on performing monitoring........................................................................................106
Downloading the tier relocation log file..............................................................................106
Tier relocation log file contents......................................................................................107
Tiering policy..................................................................................................................107
Tiering policy expansion..............................................................................................108
Tiering policy examples................................................................................................108
Setting tiering policy on a THP V-VOL............................................................................109
Tiering policy levels.....................................................................................................110
Viewing the tiering policy in the performance graph........................................................110
Reserving tier capacity when setting a tiering policy........................................................112
Example of reserving tier capacity.................................................................................112
Notes on tiering policy settings.....................................................................................114
New page assignment tier...........................................................................................115
Relocation priority.......................................................................................................116
Assignment tier when pool-VOLs are deleted...................................................................117
Formatted pool capacity..............................................................................................118
Rebalancing the usage level among pool-VOLs...............................................................118
Execution mode settings and tiering policy......................................................................119
Changing the tiering policy level on a THP V-VOL............................................................120
Changing new page assignment tier of a V-VOL..................................................................121
Opening the Edit Tiering Policies window............................................................................121
Changing a tiering policy.................................................................................................121
To change the tiering policy..........................................................................................121
Changing relocation priority setting of a V-VOL....................................................................122
Smart Tiers workflow........................................................................................................123
Smart Tiers tasks and parameters.......................................................................................125
Task and parameter settings.........................................................................................125
Display items: Setting parameters..................................................................................126
Display items: Capacity usage for each tier....................................................................127
Display items: Performance monitor statistics...................................................................127
Display items: Operation status of performance monitor/relocation....................................127
Managing Smart Tiers......................................................................................................127
Changing pool for Thin Provisioning to pool for Smart Tiers..............................................127
Changing monitoring and tier relocation settings.............................................................129
Changing monitoring mode setting................................................................................130
Changing buffer space for new page assignment setting..................................................130
Changing buffer space for tier relocation setting.............................................................131
Viewing pool tier information.............................................................................................131
Viewing THP V-VOL tier information....................................................................................131
Changing a pool for Smart Tiers to a pool for Thin Provisioning..................................................131
Working with pools..............................................................................................................132
About pools....................................................................................................................132
About pool-VOLs..............................................................................................................132
Pool status.......................................................................................................................133
Creating a pool...............................................................................................................133
Notes on pools created with the previous versions.....................................................................138
Pool-VOLs of RAID 5 and RAID 6 coexisting in the Thin Provisioning pool................................138
Pool-VOLs to which external volumes are mapped assigned to the Smart Tiers pool...................139
Pool-VOLs of RAID 1 assigned to the Smart Tiers pool...........................................................139
Pool-VOLs of RAID 1 and RAID 5, or pool-VOLs of RAID 1 and RAID 6 coexisting in the same
pool...............................................................................................................................139
6 Contents