HP XP Performance Advisor Software User Manual

Page 198

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Table 13 Pool Information table (continued)

Description

Column names

Displays the total backend tracks associated with the Smart pool
or the ThP pool. It is an aggregate of all the backend transfers

Backend Tracks

due to I/Os occurring on every VVol in the Smart pool or the
ThP pool.

Displays the maximum of Max Read Response time of the Pool
Virtual Volumes.

Max Read Response Time

Displays the maximum of Max Write Response time of the Pool
Virtual Volumes.

Max Write Response Time

Viewing pool volumes and VVols data for Smart pools and ThP pools

The following data on the associated pool volumes and VVols is displayed in the Pool <Pool ID>
Details table for the selected Smart pool or the ThP pool. The Pool ID is also displayed in the table
header. For example, Pool 0 Details indicates that the information displayed is for the Pool ID 0
selected in the Pool Information table:

Table 14 Pool Details table

Description

Column names

VVols

The VVols attached to the Smart pool or the ThP pool.

Vvol

Displays the sum of the random and sequential read and write
I/Os that are handled by the VVol.

Vvol IOPS (metric)

Displays the sum of the random and sequential reads and writes
in MB/s that are handled by the VVol.

Vvol MBPS (metric)

Displays the total backend tracks associated with the VVol. It is
an aggregate of all the backend transfers due to I/Os occurring
on the VVol in the Smart pool or the ThP pool.

Vvol Backend Tracks (metric)

Displays the average read and write response value of the VVol.

Vvol Avg Read/Write Response Time (metric)

Vvol Tier Capacity Distribution is the distribution of Vvol capacity
used, across the Smart Pool tiers.

Vvol Tier Capacity distribution (for Smart Pool only)

Pool Volumes

Displays the RAID groups that contribute to the Smart pools or
the ThP pools.

RG

Displays the total utilization of all the physical LDEVs and the
pool LDEVs in the RAID group.

RG Total Util (metric)

Displays RG level of a particular raid group. For External raid
group this column is blank.

RG Level

Displays disk type of a particular raid group. For External raid
group this column is blank.

Disk Type

Displays the individual pool volumes from the RAID group that
are included in the Smart pool or the ThP pool.

Pool LDEVs

Select a VVol or a RAID group record, and click Plot Chart to view the performance graphs for the
above-mentioned metrics.

198 Viewing XP and P9000 disk array components

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