Pathway/iTS System Management Manual (G06.24+)

Contents

HP NonStop Pathway/iTS System Management Manual—426748-002

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4. Maintaining Pathway/iTS Objects

System Maintenance Tasks 4-1

Displaying Information About Pathway/iTS Objects 4-1

A System Management Scenario 4-2

Displaying Configuration Information 4-3

Displaying Status Information 4-6

Displaying Statistics Information 4-10

Reconfiguring Pathway/iTS Objects 4-13

Specifying New Limits 4-14

Adding, Altering, and Deleting Objects 4-14

Changing Backup CPUs and Dump Files 4-15

Exchanging Primary and Backup CPUs 4-16

Logging Status and Error Information 4-16

Managing Exception Conditions 4-17

Using PATHCOM Commands 4-17

Using EMS Event Messages 4-18

Managing Links 4-19

Understanding the Causes of Link Dissolution 4-19

Improving Performance 4-20

Use External TCPs to Manage Terminals 4-20

Prevent TCLPROG File Checking 4-21

Improving Ready-Time-to-Busy-Time Ratio 4-21

Information to Include When Reporting Problems 4-21

TCP-Specific Problems 4-21

Terminal-Specific Problems 4-23

SCREEN-COBOL-Specific Problems 4-23

SCUP-Specific Problems 4-24

Keeping Development and Production Separate 4-24

Sending Messages to Users 4-24

Migrating Pathway/iTS Objects to a Different System 4-25

5. Tuning Your System Using Statistics

Statistics and System Tuning 5-1

TCP Tasks 5-1

Link Management 5-2

Memory Management and Allocation 5-4

Checkpointing 5-6

Gathering Statistics 5-6

TCP Statistics 5-7