z/OS DFSMS Using the Volume Mount Analyzer
Previous topic |
Next topic
|
Contents
|
Contact z/OS
|
Library
|
PDF
Contents (exploded view)
z/OS DFSMS Using the Volume Mount Analyzer
SC23-6859-00
Abstract for DFSMS Using the Volume Mount Analyzer
z/OS Version 2 Release 1 summary of changes
Preparing to Use the Volume Mount Analyzer
Understanding the Volume Mount Analyzer
Using the Volume Mount Analyzer for Tape Mount Management
What Information Does the Volume Mount Analyzer Give You?
How Do You Use This Information for Tape Mount Management?
How Do You Manage Your Tape Data with Tape Mount Management?
What Are the Benefits of Using Tape Mount Management?
Performing a Volume Mount Analyzer Study
Collecting SMF Records
Understanding the Limitations of the Volume Mount Analyzer
Shared Systems: Same Addresses for Tape Subsystems
Shared Systems: Different Addresses for Tape Subsystems
Avoiding Confusion with Shared Tape Subsystems
Knowing Notational Conventions
Using GFTAXTR to Extract Data from SMF Records
Understanding the GFTAXTR Program
GFTAXTR Objectives
GFTAXTR Processing
Understanding the Input to GFTAXTR
Required SMF Records
SMF Record Types
Submitting the GFTAXTR JCL
Submitting the GFTAXTR JCL for Concatenated Input
Using GFTAXTR Keywords
Keyword Summary and Syntax
Keyword Rules
ACCTFLD Keyword
Syntax
Default
Relationship to Other Keywords
Reports Affected
DATE Keyword
Syntax
Default
DATE Examples
LINES Keyword
Syntax
Default
TIME Keyword
Syntax
Default
TIME Examples
Interpreting the GFTAXTR Output Report
GFTAXTR Output Report—Input Phase
GFTAXTR Output Report—Messages
GFTAXTR Output Report—Internal Record Generation Phase
GFTAXTR Output Report—Internal SMF Job/Step Reconstruction Phase
GFTAXTR Output Report—Data Set Statistics Phase
GFTAXTR Output Report—NON-HSM Tape Data Set Usage Analysis
GFTAXTR Output Report—Final Record Output Phase
Examining the GFTAXTR Output
Troubleshooting when Obtaining the GFTAXTR Output
Understanding Tape—Some Concepts
Single/Multi Volume/File Data Sets
Single Volume and Single File
Single Volume and Multifile
Multivolume and Single File
Multivolume and Multifile
Statistical Mounts
Example of Calculating Statistical Mounts
Example for Multifile Data Sets
Example for Multiple Versions of a Data Set
Statistical Volumes
Unique Volume Serial and Statistical Volumes
Zero Statistical Volumes
Example of Calculating Statistical Volumes
Example for Multiple Versions of a Data Set
Example for Multifile and Multiple Version Data Sets
Open Counts
Tape Cartridge Usage
Volumes Without IDRC
Cartridges With IDRC
Data Set Usage Types
Order for Assigning Usage Types
HSM
DFSMShsm Tape Usage
GFTAVMA Special Considerations for DFSMShsm
Temporary
Backup
Single
BCOPY
Active
Categories of Tape Mount Management Data Sets
Order for Assigning Tape Mount Management Data Set Categories
Tape Mount Management Data Set Categories in the Estimate Report
Categorization of Data Sets
Analyzing Your Tape Usage with GFTAVMA
Understanding the GFTAVMA Program
Requirements for Using GFTAVMA
GFTAVMA Output Reports
Understanding GFTAVMA Processing Phases
Preparing to Run GFTAVMA
Filtering Your Input with GFTAVMA Keywords
Filter Types
Limiting Filters
Include/Exclude Filters
Categories of Include/Exclude Filters
Primary Filters
Secondary Filters
Example of Primary and Secondary Filters
Include/Exclude Filter Syntax
Global Data Set Name Characters in Filters
Examples of Global Data Set Name Characters
Examples of Include/Exclude Filters
Example of Generation Data Set Filters
Example of Multiple Filters
Filter Cautions
Submitting the GFTAVMA JCL
Troubleshooting When Obtaining GFTAVMA Output
Interpreting GFTAVMA Summary Reports
Input Analysis Phase—GFTASRT1
GFTASRT1—Input Analysis Report
Volume Analysis Phase—GFTASRT2
GFTASRT2—Tape Volume Statistics Report
GFTASRT2—Tape Volume Size Range Report
Data Set Analysis Phase—GFTASRT3
GFTASRT3—Tape Data Set Statistics Report
GFTASRT3—Tape Data Set Size Range Report
Using GFTAVMA Keywords to Filter Your Input
Keyword Rules
Summary of Keywords That Filter Your Input
ACCOUNT Keyword
Syntax
Default
Relationship to Other Keywords
ACCOUNT Examples
Using ACCOUNT as an ACS Filter
DATASET Keyword
Syntax
Default
DATASET Examples
Using DATASET as an ACS Filter
DATE Keyword
Syntax
Default
DATE Examples
EXPDT Keyword
Syntax
Default
EXPDT Examples
Using EXPDT as an ACS Filter
FILE Keyword
Syntax
Default
Relationship to Other Keywords
FILE Examples
JOBNAME Keyword
Syntax
Default
JOBNAME Example
Using JOBNAME as an ACS Filter
MAXSIZE and MINSIZE Keywords
Syntax
Default
Caution
Relationship to Other Keywords
MAXSIZE and MINSIZE Examples
MOUNT Keyword
Syntax
Default
Relationship to Other Keywords
MOUNT Examples
PROGRAM Keyword
Syntax
Default
PROGRAM Examples
Using PROGRAM as an ACS Filter
SYSTEMID Keyword
Syntax
Default
SYSTEMID Example
TIME Keyword
Syntax
Default
TIME Examples
UNIT Keyword
Syntax
Default
Relationship to Other Keywords
UNIT Examples
UNITADDR Keyword
Syntax
Default
Relationship to Other Keywords
Caution
UNITADDR Examples
USAGE Keyword
Syntax
Default
VOLUME Keyword
Syntax
Default
Relationship to Other Keywords
Restrictions
VOLUME Example
Producing Detailed Analysis Reports
Understanding Detailed Analysis Reports
Production Phases of Detailed Reports
Types of Detailed Reports
Interpreting the Actual Reports
The Data Set Report
Keywords that Affect the Data Set Report
Use of the Data Set Report
The Data Set Report Legend—Explanation of Symbols
Example of the Data Set Report
The Maximum Gigabyte Report
Keywords that Affect the Maximum Gigabyte Report
Use of the Maximum Gigabyte Report
Example of the Maximum Gigabyte Report
The Top Report
Keywords that Affect the Top Report
Use of the Top Report
Example of the Top Report
The Usage Report
Keywords that Affect the Usage Report
Description
GFTAVMA Ways of Counting Mounts and Allocations
New Technology Tape Drives That You Need
Use of the Usage Report
Example of the Usage Report (Tape Allocations)
Example of the Usage Report (Tape Mounts)
The Volume Report
Keywords that Affect the Volume Report
Use of the Volume Report
The Volume Report Legend—Explanation of Symbols
Example of the Volume Report
Interpreting the Simulation Reports
The Estimate Report
Keywords that Affect the Estimate Report
Description
Use of the Estimate Report
The Estimate Report—Statistical Mount Savings Breakdown
Understanding the Columns of the Report
Understanding the Rows of the Report
The Estimate Report—Statistical Volume Savings Breakdown
Understanding the Columns of the Report
Understanding the Rows of the Report
The Estimate Report—DASD Buffer Cost Breakdown
Understanding the Columns of the Report
Understanding the Rows of the Report
The Estimate Report Legend—Explanation of Symbols
Estimating Savings and Costs
Savings/Cost Summary
The Improved Data Recording Capability Report
Keywords that Affect the IDRC Report
Use of the IDRC Report
Calculating Target Volumes and Mounts
The IDRC Report Legend—Explanation of Symbols
Example of the IDRC Report
The Management Class Report
Keywords that Affect the Management Class Report
Description
Use of the Management Class Report
Assumptions for the Management Class Report
Example of the Management Class Report
Understanding the Columns of the Report
Understanding the Values in the Management Class Report
Using GFTAVMA Keywords to Tailor Your Output
Keyword Rules
Summary of Keywords That Tailor Your Output Reports
BLKSIZE Keyword
Syntax
Default
BLKSIZE Example
Reports Affected
BPROGRAM Keyword
Syntax
Default
Relationship to Other Keywords
Reports Affected
CHART Keyword
Syntax
Additional JCL Needed for CHART
Default
CHART Example
Reports Affected
CLASSIFY Keyword
Syntax
Default
Relationship to Other Keywords
Restrictions
Reports Affected
COMPACTION Keyword
Syntax
Default
Restrictions
COMPACTION Example
Reports Affected
CUTOFF Keyword
Syntax
Default
CUTOFF Example
Reports Affected
DASDDEV Keyword
Syntax
Default
DASDDEV Example
Reports Affected
DSORT Keyword
Syntax
Default
Reports Affected
FORCECAP/NOFORCECAP Keywords
Syntax
The Importance of FORCECAP
Default
Reports Affected
FSPACE Keyword
Syntax
Default
Reports Affected
GDG Keyword
Syntax
Default
Reports Affected
IDRCFACTOR Keyword
Syntax
GFTAVMA and Compacted Data Sets
Default
Relationship to Other Keywords
Reports Affected
LARGE Keyword
Syntax
Default
Relationship to Other Keywords
Reports Affected
LEVEL0AGE Keyword
Syntax
Default
Relationship to Other Keywords
Reports Affected
LEVEL1AGE Keyword
Syntax
Default
Relationship to Other Keywords
Reports Affected
LINES Keyword
Syntax
Default
Reports Affected
L1FSPACE Keyword
Syntax
Default
Reports Affected
REPORT Keyword
Syntax
Parameters for the Top Report
Default
Relationship to Other Keywords
REPORT Examples
Reports Affected
RPROGRAM Keyword
Syntax
Default
Reports Affected
SPLIT Keyword
Syntax
The Importance of SPLIT
Additional JCL Needed for SPLIT
Default
Reports Affected
TAPEDEV Keyword
Syntax
Default
Relationship to Other Keywords
Reports Affected
TAPELEN Keyword
Syntax
Default
Relationship to Other Keywords
Reports Affected
VSORT Keyword
Syntax
Default
Reports Affected
A Quick Reference to Volume Mount Analyzer Keywords
Abbreviations and Defaults for GFTAXTR Keywords
Abbreviations and Defaults for Keywords That Filter Your Input
Abbreviations and Defaults for Keywords That Tailor Output Reports
Volume Mount Analyzer Keyword Syntax
Summary of GFTAXTR Keyword Syntax
Summary of GFTAVMA Keyword Syntax
Example of Chart Output
Volume Mount Analyzer Messages
GFTA001E
Glossary
Copyright IBM Corporation 1990, 2014
z/OS DFSMS Using the Volume Mount Analyzer
z/OS DFSMS Using the Volume Mount Analyzer
Copyright IBM Corporation 1990, 2014
