HP Global Workload Manager 7.3 and 7.3 Update 1 User Guide

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..................................................................................................9
How gWLM allocates CPU resources........................................................................................10
Available interfaces................................................................................................................11
Assumptions...........................................................................................................................11
Finding more gWLM information..............................................................................................12
2 Configuring gWLM to manage workloads...................................................14
Policy types............................................................................................................................14
Choosing a policy type...........................................................................................................16
Choosing between an OwnBorrow policy and a utilization policy............................................16
Combining the different policy types.....................................................................................17
Seeing how gWLM will perform without affecting the system........................................................17
Getting started with gWLM......................................................................................................17
Tabs and menus................................................................................................................17
Using the wizard................................................................................................................17
Seeing gWLM in action...........................................................................................................18
Common uses for gWLM.........................................................................................................20
Fixing the amount of CPU resources a workload gets..............................................................20
Resizing a workload’s npar, vpar, VSP, virtual machine, pset, or fss group as needed.................21
Common configuration tasks....................................................................................................21
Setting up gWLM (initial setup steps)....................................................................................21
Changing from advisory mode to managed mode.................................................................22
Creating a new policy........................................................................................................22
Editing a policy.................................................................................................................23
Changing which policy is associated with a workload............................................................23
Adding a new compartment or GiCAP group member to an SRD.............................................24
Stop managing a workload.................................................................................................24
Stop managing an SRD......................................................................................................25
3 Monitoring workloads and gWLM..............................................................27
Monitoring workloads.............................................................................................................27
High-Level view..................................................................................................................27
Graphical reports..............................................................................................................27
Real-time reports...........................................................................................................27
Historical reports...........................................................................................................27
Viewing gWLM reports in monitor-Only mode............................................................................27
Monitoring gWLM from the command line.................................................................................28
Message logs.........................................................................................................................28
Viewing HP Systems Insight Manager events...............................................................................30
Monitoring gWLM with GlancePlus...........................................................................................30
4 Security...................................................................................................31
General security topics............................................................................................................31
Securing gWLM communications..............................................................................................31
Securing database communications..........................................................................................31
Securing Postgres communications........................................................................................31
Securing Oracle communications.........................................................................................31
Contents 3