HP-UX Workload Manager User's Guide

Chapter 3 111
3 How WLM manages workloads
This chapter discusses how workloads can be managed through
service-level objectives. It also discusses two types of WLM SLOs:
shares-based and goal-based.
These topics are covered in the following sections:
• How WLM works
• Shares-based SLOs vs goal-based SLOs
• How WLM gets application data
• SLO violations
• How a workload is managed (controllers)
• How conflicting SLOs are resolved (arbiter)
• Allocating CPU resources: The rising tide model
• Example of WLM in use