HP XP7 User Manual

For example, if the dot is placed far from the lower limit of the tier range, the lower limit levels of
the Tier 1 Range and Tier 2 Range are adjusted to improve the visibility of the performance graph.
In this case, the value that is obtained by RAID Manager may not correspond with the value of the
dot displayed in a performance graph.
For V-VOLs
The following table provides the View Tier Properties table information when LDEV information is
present.
Tier Properties table when selecting a THP V-VOL
DescriptionItem
Displays the combination of the LDKC, CU, and LDEV.LDEV ID
Displays the LDEV name.LDEV name
Displays the tiering policy name and ID.Tiering Policy
Displays the new page assigned tier.New Page Assignment Tier
Displays whether tier relocation is set to Enabled or Disabled.Tier Relocation
Displays the relocation priority.Relocation Priority
Displays the tier names: Tier1, Tier2, Tier3, and Total. Each column displays
information about the tier.
Tier name
Displays the data drive type and RPM of tier.Drive Type/RPM
If multiple types exist in a tier, Mixed is displayed. For an external volume, Drive
Type displays External Storage with the value of the external LDEV tier rank.
Displays the total capacity of each tier and total capacity of the pool.Pool Capacity
Displays the percentage of the used capacity for the pool and each tier. The
field is updated asynchronously with the Recent Tier Utilization table and when
Used Capacity (Used %)
the View Tier Properties window is opened. The Used Capacity of each tier may
differ from the Total value.
Recent Tier Utilization (monitoring period) table
DescriptionItem
If a error occurs, a message appears.Header area
Displays the tier names: Tier1, Tier2, Tier3, and Total. Each column displays
information about the tier.
Tier name
Displays the average number of I/Os on an hourly basis.*Average Number of I/O (per Hour)
* This field is updated when performance monitoring information is collected, asynchronously with Used Capacity
(Used %). If ? is displayed, take the actions displayed in the header area of the Recent Tier Utilization table. If an error
message and countermeasure are not shown in the header area of the Recent Tier Utilization table, refresh the window.
If ? continues to display, call HP technical support.
Performance Graph
DescriptionItem
Displays the performance graph of the entire pool or tiering policy.Performance graph
If the period mode of the monitoring mode is specified, this item appears. When
this checkbox is selected, the performance graph appears. The vertical scale of
Volume
348 Thin Provisioning and Smart Tiers GUI reference

HP XP7 Specifications

General

Brand	HP
Model	XP7
Category	Storage
Language	English