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HP XP P9000 Performance Advisor Software User Manual

Page 444

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Description

Metric

Metric category

The total random and se-
quential frontend write
I/Os on this LDEV during
the entire collection inter-
val.

Total IO Writes – Fron-
tend

The total random and se-
quential frontend read
MBs on this LDEV during
the entire collection inter-
val.

Total MB Reads – Fron-
tend

The total random and se-
quential frontend Write
MBs on this LDEV during
the entire collection inter-
val.

Total MB Writes – Fron-
tend

Single port.

The maximum frontend
I/Os rate on this port over
an entire collection inter-
val. It is the maximum of
the last collection interval.
For example, if collection
interval is set to five
minutes, the maximum
port IO value is collected
and verified against the
previous value every one
minute, and the highest
port I/O value collected
in the last five minutes is
considered.

Maximum Port IO – Fron-
tend

The average frontend
I/Os rate on this port over
an entire collection inter-
val.

Average Port IO – Fron-
tend

The minimum frontend
I/Os rate on this port over
an entire collection inter-
val. For example, if collec-
tion interval is set to five
minutes, the minimum port
IO value is collected and
verified against the previ-
ous value every one
minute, and the lowest
port I/O value collected
in the last five minutes is
considered.

Minimum Port IO – Fron-
tend

Metric Category, metrics, and descriptions

444

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