Are listed in table b-1. these perfor, Cycles, or occurrences. table b-1, Table b-1 – Intel ARCHITECTURE IA-32 User Manual

Page 472

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IA-32 Intel® Architecture Optimization

B-18

Table B-1

Pentium 4 Processor Performance Metrics

Metric

Description

Event Name or Metric
Expression

Event Mask Value
Required

General Metrics

Non-Sleep
Clockticks

The number of
clockticks.while a
processor is not in
any sleep modes.

See explanation on how
to count clocks in section
“Counting Clocks”.

Non-Halted
Clockticks

The number of
clockticks that the
processor is in not
halted nor in sleep.

Global_power_events

RUNNING

Instructions
Retired

Non-bogus IA-32
instructions executed
to completion. May
count more than
once for some
instructions with
complex uop flow
and were interrupted
before retirement.
The count may vary
depending on the
microarchitectural
states when counting
begins.

Instr_retired

NBOGUSNTAG|

NBOGUSTAG

Non-Sleep CPI

Cycles per
instruction for a
physical processor
package.

(Non-Sleep Clockticks) /
(Instructions Retired)

Non-Halted CPI

Cycles per
instruction for a
logical processor.

(Non-Halted Clockticks) /
(Instructions Retired)

μops Retired

Non-bogus

μops

executed to
completion

uops_retired

NBOGUS

UPC

μop per cycle for a
logical processor

μops Retired/ Non-Halted
Clockticks

continued

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