Optimizing data placement in a thp/smart pool – HP XP Array Manager Software User Manual
Page 112
•
A registered HP StorageWorks P9000 Performance Advisor software license (when referencing
performance information).
1.
From the tree view of the Mobility tab, select Logical Groups.
2.
From Logical Groups, select either Public Logical Groups or Private Logical Groups, and in the
logical group ranking, check for logical groups that are responding late, have a small unused
capacity, or have a large used capacity for each drive type.
3.
If the capacity or performance of the entire logical group is not satisfactory, click the link of the
logical group name to check the total capacity of the volumes and the used capacity of each
drive type within the logical group. If the HP StorageWorks P9000 Performance Advisor software
license is registered, click the Analyze Performance button to check performance information as
required.
4.
If the balance between the logical group performance and configuration ratio is not satisfactory,
select the row of the target volume, and click Migrate Data, Edit Tiering Policy, or one of the other
buttons to remedy the problem.
5.
Select Logical Groups from the Mobility tab to check optimization of the data placement.
Related topics
• Optimizing data placement in a THP/Smart pool
Optimizing data placement in a THP/Smart pool
Prerequisites
Tasks to complete:
•
A Tiered Storage Manager license must be registered.
•
An HP StorageWorks P9000 Performance Advisor software license must be registered (when ref-
erencing performance information).
•
Smart pools are being monitored (when referencing Performance Utilization, IOPS for a hardware
tier, or View Tier Properties).
Data placement can be optimized in a THP/Smart pool.
1.
From the tree view of the Mobility tab, select THP Pools.
2.
Select THP Pool to check for THP/Smart pools whose usage rate, reservation rate, or performance
usage rate is high.
3.
If a THP/Smart pool does not meet the expectations for capacity or performance, click the link
of the THP/Smart pool in the ranking.
4.
Check the usage status of the THP/Smart pools. For Smart pools, also check the usage status and
performance of each hardware tier. To check page access distribution per average number of
I/O operations, from the Actions menu (in the upper-right corner of the application area), select
View Tier Properties.
5.
Select the THP/Smart volumes that have a problem and optimize the data placement by clicking:
• Migrate Data
• Edit Tiering Policy
• Expand THP Volume, or one of the other buttons
6.
On the Mobility tab, select THP Pools to confirm data placement optimization.
Managing storage resources in a SAN environment
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