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OpenVMS System Performance Management
This course is designed to teach performance concepts relating to the OpenVMS system, and to use these concepts to develop a tuning methodology to interpret, monitor, and adjust performance mechanisms in OpenVMS.
 
Who Should Attend
OpenVMS system managers, applications programmers and system programmers.
 
Prerequisites
It is assumed that the student has successfully completed both the Fundamentals of OpenVMS (VP100) and the OpenVMS System Management (VP200) courses.
 
Benefits of Attending this Class

Upon completion of this course, students should be able to:

  • Understand fundamental performance concepts for memory management.
  • CPU management, and I/O management in an OpenVMS system.
  • Have the ability to use supplied monitors to interpret performance statistics.
 
Course Contents

Performance Basics

  • Factors affecting system performance
  • Performance metrics
  • Virtual system caching

Memory Management in OpenVMS

  • Memory layout in OpenVMS
  • Process and balance slots
  • Free and modified page lists
  • Working set adjustment algorithms
  • SWAPPER trimming
  • Page and swapfile usage

CPU Management in OpenVMS

  • Software and hardware priorities concepts
  • Scheduling in uni- and multi- CPU configurations
  • Priority boosting
  • Lock manager CPU use


I/O Management in OpenVMS

  • Buffered and direct I/O definitions
  • Breakdown of disk I/O
  • Measuring Disk and terminal I/O
  • File system structure concepts
  • File system caching

OpenVMScluster Performance Management in OpenVMS

  • Additional software components in the VMScluster
  • Cluster common system disks
  • Distributed lock manager
  • MSCP buffering

Performance Modification Tools: MONITOR

  • Overview of available tools

Modification of Parameters

  • SYSGEN
  • AUTOGEN

Performance Considerations/Modifications in:

  • Memory management
  • CPU management
  • I/O management
  • OpenVMScluster management
 
 

 
 
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