HP OpenVMS Systems Documentation
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OpenVMS System Manager's Manual
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Chapter 17
17 Performance Considerations
     17.1     Understanding Performance Management
     17.2     Knowing Your Work Load
     17.3     Choosing a Work Load Management Strategy
     17.4     Distributing the Work Load
     17.5     Understanding System Tuning
     17.6     Predicting When Tuning Is Required
     17.7     Evaluating Tuning Success
     17.8     Choosing Performance Options
     17.9     Using INSTALL to Install Known Images
         17.9.1         Understanding Images and Known Images
         17.9.2         Understanding Known File Entries
         17.9.3         Understanding Attributes You Can Assign to Known Images
         17.9.4         Determining Which Images to Install
         17.9.5         Installing Images to Improve Image Activation Performance
         17.9.6         Installing Images with Shared Address Data
             17.9.6.1             System-Provided Images
             17.9.6.2             Application Images
         17.9.7         Installing Images to Conserve Physical Memory
         17.9.8         Installing Images to Enhance Privileges of Images
             17.9.8.1             Privileged Executable Images
             17.9.8.2             Privileged Shareable Images
         17.9.9         Activating Images in a Privileged Context
         17.9.10         Specifying File Names in INSTALL
         17.9.11         Installing Images with INSTALL
         17.9.12         Displaying Known Images with INSTALL
         17.9.13         Defining Logical Names for Shareable Image Files
         17.9.14         Removing Known Images
Chapter 18
18 Managing File System Data Caches
     18.1     Understanding Caching
     18.2     Understanding File System Data Caches
     18.3     Disabling Caching Clusterwide
     18.4     Mounting a Volume With Caching Disabled
     18.5     Managing XFC (Alpha Only)
         18.5.1         Controlling the Size of the Cache
             18.5.1.1             Controlling the Minimum Cache Size
             18.5.1.2             Controlling the Maximum Cache Size
             18.5.1.3             Enabling a Static Cache Size
         18.5.2         Controlling the Maximum Cached I/O Size
         18.5.3         Disabling Caching for a File
         18.5.4         Disabling Read-Ahead Caching
         18.5.5         Monitoring Performance
             18.5.5.1             System-Wide Statistics
         18.5.6         Using XFC in a Mixed Architecture OpenVMS Cluster
     18.6     Managing the Virtual I/O Cache
         18.6.1         Understanding How the Cache Works
         18.6.2         Selecting VIOC on an Alpha System
         18.6.3         Controlling the Size of the Cache
         18.6.4         Displaying VIOC Statistics
         18.6.5         Enabling VIOC
         18.6.6         Determining If VIOC Is Enabled
         18.6.7         Memory Allocation and VIOC
         18.6.8         Adjusting VIOC Size
         18.6.9         VIOC and OpenVMS Cluster Configurations
Chapter 19
19 Testing the System with UETP
     19.1     Overview
         19.1.1         Understanding UETP
         19.1.2         Summary of How to Use UETP
     19.2     Preparing to Use UETP
         19.2.1         Logging In
         19.2.2         Using the SYSTEST Directories
     19.3     Setting Up the Devices to Be Tested
         19.3.1         Check Your Devices
         19.3.2         System Disk Space Required
         19.3.3         How UETP Works on Disks
         19.3.4         Prepare Disk Drives
         19.3.5         Magnetic Tape Drives
         19.3.6         Tape Cartridge Drives
         19.3.7         Compact Disc Drives
         19.3.8         Optical Disk Drives
         19.3.9         Terminals and Line Printers
         19.3.10         Ethernet Adapters
         19.3.11         DR11--W Data Interface (VAX Only)
         19.3.12         DRV11--WA Data Interface (VAX Only)
         19.3.13         DR750 or DR780 (DR32 Interface) (VAX Only)
         19.3.14         Second LPA11--K Device
         19.3.15         Devices That Are Not Tested
         19.3.16         OpenVMS Cluster Testing
         19.3.17         Testing a Small-Disk System
         19.3.18         DECnet for OpenVMS Phase
         19.3.19         Vector Processors and the VVIEF (VAX Only)
     19.4     Starting UETP
         19.4.1         Running a Subset of Phases
         19.4.2         Single Run Versus Multiple Passes
         19.4.3         Defining User Load for Load Test
         19.4.4         Report Formats
             19.4.4.1             Long Report Format
             19.4.4.2             Short Report Format
     19.5     Stopping a UETP Operation
         19.5.1         Using Ctrl/Y
         19.5.2         Using DCL Commands
         19.5.3         Using Ctrl/C
     19.6     Troubleshooting: An Overview
         19.6.1         Error Logging and Diagnostics
         19.6.2         Interpreting UETP Output
         19.6.3         Displaying Information on Your Screen
         19.6.4         Example Screen Display (VAX Only)
         19.6.5         Example Screen Display (Alpha Only)
         19.6.6         Defining a Remote Node for UETP Ethernet Testing
         19.6.7         Log Files
     19.7     Troubleshooting: Possible UETP Errors
         19.7.1         Summary of Common Failures
         19.7.2         Wrong Quotas, Privileges, or Account
         19.7.3         UETINIT01 Failure
         19.7.4         UETVECTOR Failure (VAX Only)
         19.7.5         Device Allocated or in Use by Another Application
         19.7.6         Insufficient Disk Space
         19.7.7         Incorrect Setup of an OpenVMS Cluster System
         19.7.8         Problems During the Load Test
         19.7.9         DECnet for OpenVMS Error
         19.7.10         Errors Logged but Not Displayed
         19.7.11         No PCB or Swap Slots
         19.7.12         No Keyboard Response or System Disk Activity
         19.7.13         Lack of Default Access for the FAL Object
         19.7.14         Bugchecks and Machine Checks
     19.8     UETP Tests and Phases
         19.8.1         Initialization Phase
         19.8.2         Device Test Phase
             19.8.2.1             How the Device Phase Works
             19.8.2.2             Running a Single Device Test
             19.8.2.3             Format of UETINIDEV.DAT
             19.8.2.4             Running a Test in Loop Mode
             19.8.2.5             Functions of Individual Device Tests
         19.8.3         System Load Test Phase
         19.8.4         DECnet for OpenVMS Test Phase
             19.8.4.1             Environment
             19.8.4.2             How the DECnet Phase Works
         19.8.5         Cluster-Integration Test Phase

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