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HP XP P9000 Performance Advisor Software User Manual

Page 232

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Description

Screen elements

The RAID group to which the LDEV belongs.

RG

The SLPR with which the RAID group is associated.

NOTE:

SLPR does not exist in the P9000 disk arrays. So,
the SLPR-related data is displayed only for the XP
disk arrays.

SLPR

The SLPR group ID.

NOTE:

SLPR does not exist in the P9000 disk arrays. So,
the SLPR group ID is displayed only for the XP disk
arrays.

SLPR Name

The CLPR with which the RAID group is associated.

CLPR

The CLPR group ID.

CLPR Name

The total frontend I/Os for all random reads, random
writes, sequential reads, and sequential writes during
the reporting period.

LDEV IO/s

The total frontend throughput in MB/s for the LDEV.

LDEV MB/s

The total number of backend tracks transferred to or
from the XP array backend.

Backend Transfer

* is displayed beside the combined backend transfer
value indicates one of the following:

If any of the physical LDEVs from a RAID group is
configured in multiple ThP pools, the sum of the
backend transfer on all the ThP pools will be shown
as combined backend transfer for that RAID group.
(The backend transfer of each ThP pool is the sum
of backend transfer on V-Vols belonging to that ThP
pool).

If physical LDEVs from multiple RAID groups are
configured in a ThP pool, the combined backend
transfer will be reported as an aggregate value for
all the RAID groups.

Combined Backed Transfer

The random read utilization percentage for a RAID
group.

% RGUtil Rand Read

The random write utilization percentage for a RAID
group.

% RGUtil Rand Write

% RGUtil Random Write Parity The random write parity
utilization percentage for a RAID group.

% RGUtil Random Write Parity

The sequential read utilization percentage for a RAID
group.

% RGUtil Seq Read

The sequential write utilization percentage for a RAID
group.

% RGUtil SeqWrite

Viewing XP and P9000 disk array components

232

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