United States-English

HP Capacity Advisor Version 4.0 User's Guide

»

Technical documentation


	Complete book in PDF


»	Feedback

» Table of Contents

» Glossary

» Index

HP Part Number: T8670-90001

Published: May 2008

© Copyright 2006-2008 Hewlett-Packard Development Company, L.P.

Acknowledgments

Table of Contents

About This Document

Intended Audience
Typographic Conventions
Related Information
Publishing History
HP Encourages Your Comments

1 Introduction

Setup Considerations

Licensing Requirements
Installation
Collection Agents
Disk Space Requirements
Credentials
Dependencies

Upgrades and Reinstallation

Upgrading Software on the CMS
Upgrading Agents on the Managed Nodes

Navigating Within HP SIM, Virtualization Manager, and Capacity Advisor

Data Collection

Data Collection Infrastructure

Experimentation

Sizing for Service Level Objectives

Modeling Considerations

Capacity Advisor Commands and Man Pages

3 Key Capacity Advisor Concepts

Capacity Planning Goals

Quality of Service

Utilization Monitor, Calculator, and Simulator

Resources for Which Capacity Advisor Collects Data

Upper Bounds

Measuring and Analyzing Resource Utilization

Peaks and Sums
Sampling Interval
Headroom
Missing or Invalid Data
Utilization Limits
Scaling Multipliers

Automating Solution Generation: HP Smart Solver

Smart Solver: Types of Solutions

Trends and Forecasts

Determining Trends
Forecast Calculations

HP PMP Data Differs from Utilization Provider Data

Differences in Memory Data
Differences in Network Data

4 Planning with Capacity Advisor

Getting Ready

Task: Planning Server Consolidation

Understanding the Process
Example: Consolidating to an Existing Server: Stacking Programs

Task: Estimating the Effect of Adding or Moving Processors

Introduction

Task: Determining Where to Put a New Workload

Introduction

Using the Smart Solver

Example
Types of Smart Solver Solutions
Getting More Detail
Notes

5 Basic Procedures

Accessing Capacity Advisor

Gathering Data for Capacity Advisor

Impact of Data Collection on Managed System Performance
Data Collection Options
First Data Collection (or the Automated Nightly Collection)
Interpreting Task Results
Scheduling a Data Collection
Modifying a Collection Schedule
Removing a Collection Schedule
Updating Collected Data
Possible Sources of Discrepancies in Collected Data
Data Collection and the Capacity Advisor Extension Pack
Importing Data for Use in Capacity Advisor

Producing Graphs and Reports

Using the Profile Viewer
Utilization Reports Overview

Analyzing Trends and Forecasting Future Utilization

Defining Forecast Models
Generating Forecasts

Working with Scenarios

Introduction
Creating a Scenario
Editing a Scenario
Copying a Scenario
Renaming a Scenario
Undoing or Editing Changes to Scenario
Controlling Scenario Behavior
Deleting a Scenario

Working with Systems

Introduction
Creating a System
Adding an Existing System
Editing a System
Moving a Virtual Machine
Removing a System

Working with Workloads

Introduction
Creating a Workload
Editing a Workload
Moving a Workload
Parking a Workload
Removing a Workload

Working with Power

Overview
Calibration Options
Auto IPM Calibration
Manual Calibration

6 Using Capacity Advisor with Serviceguard

Using Serviceguard to Migrate HP Integrity VM Guests
Data Collection in a Serviceguard Environment

A Command Reference

B Units of Measurement

C Troubleshooting and Capacity Advisor Messages

Known Problems

Data May Appear to be Old When it is Not
Workload and System Relationships May Not Match When Comparing Capacity Advisor and Virtualization Manager Information
Out-of-Memory Errors in the Java Heap
Connection Errors

Error Messages

Warning Messages

List of Figures

2-1 Capacity Advisor Data Collection Infrastructure
2-2 CPU Utilization for Managed System puny03v8
2-3 CPU Utilization for Managed System puny03v7
2-4 Combined What-If CPU Utilization for puny03v8 and puny03v7
2-5 CPU Utilization with Selected Percentiles of Utilization

List of Tables

2-1 Commands and Their Functions
3-1 Stars Defined
3-2 Percent of Time Conversions
3-3 Scope of Utilization Limits
3-4 Definitions of Scaling Multipliers Used in Capacity Advisor
3-5 Forecast Models
4-1 VM Host Configuration
4-2 Legacy Standalone Servers
5-1 Forecast Models
5-2 Calibration Choices
5-3 IPM Calibration Links
A-1 Defaults
B-1 Units and Key Words
B-2 Data Collection for CPU Utilization by Platform
B-3 Data Collection for Disk I/O Bandwidth Utilization by Platform
B-4 Data Collection for Memory Utilization by Platform
B-5 Data Collection for Network I/O Bandwidth Utilization by Platform
C-1 Error Messages and Their Correction
C-2 Warning Messages in Capacity Advisor

Printable version


Privacy statement	Using this site means you accept its terms	Feedback to webmaster

© 2006-2008 Hewlett-Packard Development Company, L.P.