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HP Global Workload Manager Version 4.1 User's Guide

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HP Part Number: T8672-90010

Published: January 2009

© Copyright 2004-2009 Hewlett-Packard Development Company, L.P.

Table of Contents

About This Document

Intended Audience
Typographic Conventions
Related Information
Publishing History
HP Encourages Your Comments
Assumptions
Finding More gWLM Information

gWLM Overview
Benefits of Using gWLM
Comparison of PRM, WLM, and gWLM Features
Concepts and Terms for Using gWLM
The gWLM Management Model
How gWLM Allocates CPU Resources
Available Interfaces

2 Configuring gWLM to Manage Workloads

Policy Types

Choosing a Policy Type

Choosing Between an OwnBorrow Policy and a Utilization Policy
Combining the Different Policy Types

Seeing How gWLM Will Perform Without Affecting the System

Getting Started with gWLM

Tabs and Menus
Using the Wizard

Seeing gWLM in Action

Common Uses for gWLM

Fixing the Amount of CPU Resources a Workload Gets
Resizing a Workload’s npar, vpar, Virtual Machine, pset, or fss group as Needed

Common Configuration Tasks

Setting up gWLM (Initial Setup Steps)
Changing from Advisory Mode to Managed Mode
Creating a New Policy
Editing a Policy
Changing Which Policy is Associated with a Workload
Adding a New Compartment or GiCAP Group Member to an SRD
Stop Managing a Workload
Stop Managing an SRD

3 Monitoring Workloads and gWLM

Monitoring Workloads

High-Level View
Graphical Reports

Viewing gWLM Reports in Monitor-Only Mode

Monitoring gWLM from the Command Line

Message Logs

Viewing HP Systems Insight Manager Events

Monitoring gWLM with GlancePlus

General Security Topics

Securing gWLM Communications

Securing Database Communications

Securing Postgres Communications
Securing Oracle Communications

5 Additional Configuration and Administration Tasks

Manually Adjusting CPU Resources

Manually Adjusting Memory Resources

Setting Aside Space for Historical Data

Backing up the VSE Management Software Database

Tips for Backup and Restore

Setting gWLM Properties

CMS Properties
Agent Properties
Communications Ports

Controlling gWLM’s Startup Behavior

Automatic Restart of gWLM’s Managed Nodes in SRDs (High Availability)

How the Automatic Restart Works
Related Events
Manually Clearing an SRD

Nesting Partitions

Changing the gWLM Resource Allocation Interval

Changing the Interval in HP SIM
Changing the Interval on the Command Line

Using gWLM with Hyper-Threading

Using gWLM with Hosts on Multiple LANs

Creating “Golden Images”

A Compatibility with Agents

List of Figures

2-1 Top Controls of the Global Workload Manager Screen
5-1 Nested Partitions
5-2 Using gWLM with Hosts Separated by Firewalls

List of Tables

1 Where to Find Additional Information
1-1 Default Weights by Policy Type
2-1 Choosing a Policy Type
3-1 gWLM Log Files

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© 2004-2009 Hewlett-Packard Development Company, L.P.