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HP Caliper Advisor Rule Writer Guide: Release 4.4 February 2008

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HP Part Number: 5992-3874

Edition: 4.4

Published: February 2008

© Copyright 2008 Hewlett-Packard Development Company, L.P.

Table of Contents

About This Document

1 Overview: HP Caliper Advisor and Analysis Rules

What Is the HP Caliper Advisor?
Steps in Using the Advisor
Example of an HP Caliper Advisor Report
What Are Analysis Rules?

2 Running the HP Caliper Advisor

Getting Started with the Advisor: Examples

Simplest Example
More Typical Examples
Explanation of Report Output

Command Line to Invoke the Advisor

How to Read an Advisor Report

3 How the HP Caliper Advisor Works

Analysis Objects and Datasets

Processing Stages: What the HP Caliper Advisor Does

Preprocessing Steps
Analysis and Printing Steps

Rule Files: Syntax and Concepts

Analysis Objects: Concepts

Accessor Functions

Arguments and Return Values

4 HP Caliper Advisor Accessor Functions

Global Metrics Accessor Function: get_metrics

Total PMU Counts
Multiplexed PMU Statistics
Sampling Parameters
Dataset ID
Examples of the Use of the Global Metrics Accessor Functions

Histogram Accessor Function: get_histogram

Histogram Results
Sampling Parameters
Dataset ID
Examples of the Use of the Histogram Accessor Functions

Run Information Accessor Function: get_run_info

Run Information
Dataset ID
Examples of the Use of the Run Information Accessor Functions

5 HP Caliper Advisor Advice Function

Syntax of the Advice Function
Examples Showing How Advice Is Printed

6 Writing Rules for the HP Caliper Advisor

What Makes a Good Rule?
Writing Advice Text
Writing a Rule to Analyze the Same Metrics From All Datasets
Using Chaining
Additional Tips for Writing Rules

A Python Scripting Language: Overview

Python Documentation

Python Concepts

Python Reserved Words

Python Operators

Python Types

Python Statements

Python Strings

Python Built-In String Operations

B Function Reference Information

Global Metrics Accessor Functions

Metrics Available for Global Metrics Accessor Functions
Multiplexed PMU Statistics Metrics for Global Metrics Accessor Functions

Histogram Accessor Functions

Run Information Accessor Functions

Advice Function

List of Figures

1-1 Steps in Using the Advisor
1-2 HP Caliper Advisor Report
1-3 Typical Rule Used by the HP Caliper Advisor
2-1 HP Caliper Advisor Report, with Annotations
6-1 Typical Rule Used by the HP Caliper Advisor, with Annotations

List of Tables

3-1 Analysis Object Data Members
4-1 Sampling Parameter Metrics Available for Multiplexed PMU Statistics
4-2 Histogram Types and Sort Keys Available
4-3 Histogram Types and Return Values
4-4 Sampling Parameter Metrics Available for Histograms
4-5 Metrics Available for Return by Run Information Accessor Functions
A-1 Python Built-In String Operations
B-1 Metrics Available for Global Metrics Accessor Functions
B-2 BRPATH Event Set: Metrics Available for Multiplexed PMU Statistics
B-3 BRPRED Event Set: Metrics Available for Multiplexed PMU Statistics
B-4 C2C Event Set: Metrics Available for Multiplexed PMU Statistics
B-5 CPI Event Set: Metrics Available for Multiplexed PMU Statistics
B-6 CPUBUS Event Set: Metrics Available for Multiplexed PMU Statistics
B-7 CSPEC Event Set: Metrics Available for Multiplexed PMU Statistics
B-8 DISPERSAL Event Set: Metrics Available for Multiplexed PMU Statistics
B-9 DSPEC Event Set: Metrics Available for Multiplexed PMU Statistics
B-10 FP Event Set: Metrics Available for Multiplexed PMU Statistics
B-11 L1DCACHE Event Set: Metrics Available for Multiplexed PMU Statistics
B-12 L1ICACHE Event Set: Metrics Available for Multiplexed PMU Statistics
B-13 L2CACHE Event Set: Metrics Available for Multiplexed PMU Statistics
B-14 L2DCACHE Event Set: Metrics Available for Multiplexed PMU Statistics
B-15 L2ICACHE Event Set: Metrics Available for Multiplexed PMU Statistics
B-16 L3CACHE Event Set: Metrics Available for Multiplexed PMU Statistics
B-17 QUEUES Event Set: Metrics Available for Multiplexed PMU Statistics
B-18 STALL Event Set: Metrics Available for Multiplexed PMU Statistics
B-19 SYSBUS Event Set: Metrics Available for Multiplexed PMU Statistics
B-20 TLB Event Set: Metrics Available for Multiplexed PMU Statistics
B-21 Metrics Available for Return by Histogram Accessor Functions
B-22 Histogram Types and Return Values
B-23 Histogram Types and Sort Keys Available
B-24 Metrics Available for Return by Run Information Accessor Functions
B-25 Arguments for Advice Function

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