HP Global Workload Manager 7.0 User Guide

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Contents

1 Overview..................................................................................................6

gWLM Overview......................................................................................................................6

Benefits of using gWLM.............................................................................................................6

Comparison of PRM, WLM, and gWLM features..........................................................................6

Concepts and terms for using gWLM..........................................................................................7

The gWLM management model..................................................................................................8

How gWLM allocates CPU resources........................................................................................10

Available interfaces................................................................................................................10

Assumptions...........................................................................................................................11

Finding more gWLM information..............................................................................................11

2 Configuring gWLM to manage workloads...................................................13

Policy types............................................................................................................................13

Choosing a policy type...........................................................................................................13

Choosing between an OwnBorrow policy and a utilization policy............................................14

Combining the different policy types.....................................................................................14

Seeing how gWLM will perform without affecting the system........................................................15

Getting started with gWLM......................................................................................................15

Tabs and menus................................................................................................................15

Using the wizard................................................................................................................15

Seeing gWLM in action...........................................................................................................16

Common uses for gWLM.........................................................................................................18

Fixing the amount of CPU resources a workload gets..............................................................18

Resizing a workload’s npar, vpar, virtual machine, pset, or fss group as needed........................18

Common configuration tasks....................................................................................................18

Setting up gWLM (initial setup steps)....................................................................................18

Changing from advisory mode to managed mode.................................................................19

Creating a new policy........................................................................................................20

Editing a policy.................................................................................................................20

Changing which policy is associated with a workload............................................................21

Adding a new compartment or GiCAP group member to an SRD.............................................21

Stop managing a workload.................................................................................................22

Stop managing an SRD......................................................................................................22

3 Monitoring workloads and gWLM..............................................................24

Monitoring workloads.............................................................................................................24

High-Level view..................................................................................................................24

Graphical reports..............................................................................................................24

Real-time reports...........................................................................................................24

Historical reports...........................................................................................................24

Viewing gWLM reports in monitor-Only mode............................................................................24

Monitoring gWLM from the command line.................................................................................24

Message logs.........................................................................................................................25

Viewing HP Systems Insight Manager events...............................................................................26

Monitoring gWLM with GlancePlus...........................................................................................26

4 Security...................................................................................................27

General security topics............................................................................................................27

Securing gWLM communications..............................................................................................27

Securing database communications..........................................................................................27

Securing Postgres communications........................................................................................27

Securing Oracle communications.........................................................................................27

Contents 3