HP Insight Global Workload Manager 6.3 User Guide

Contents
1 Overview..................................................................................................7
gWLM Overview......................................................................................................................7
Benefits of using gWLM.............................................................................................................7
Comparison of PRM, WLM, and gWLM features..........................................................................7
Concepts and terms for using gWLM..........................................................................................8
The gWLM management model..................................................................................................9
How gWLM allocates CPU resources........................................................................................11
Available interfaces................................................................................................................11
Assumptions...........................................................................................................................12
Finding more gWLM information..............................................................................................12
2 Configuring gWLM to manage workloads...................................................15
Policy types............................................................................................................................15
Choosing a policy type...........................................................................................................15
Choosing between an OwnBorrow policy and a utilization policy............................................16
Combining the different policy types.....................................................................................16
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, virtual machine, pset, or fss group as needed........................20
Common configuration tasks....................................................................................................20
Setting up gWLM (initial setup steps)....................................................................................21
Changing from advisory mode to managed mode.................................................................21
Creating a new policy........................................................................................................22
Editing a policy.................................................................................................................22
Changing which policy is associated with a workload............................................................23
Adding a new compartment or GiCAP group member to an SRD.............................................23
Stop managing a workload.................................................................................................24
Stop managing an SRD......................................................................................................24
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...............................................................................29
Monitoring gWLM with GlancePlus...........................................................................................29
4 Security...................................................................................................31
General security topics............................................................................................................31
Securing gWLM communications..............................................................................................31
Contents 3