TS/MP 2.5 Release Supplement

Contents
About This Manual........................................................................................6
Product Version........................................................................................................................6
Supported Release Version Updates (RVUs)..................................................................................6
Intended Audience....................................................................................................................6
Related Documentation..............................................................................................................6
New and Changed Information..................................................................................................6
Documentation Organization.....................................................................................................7
Notation Conventions................................................................................................................7
Document History...................................................................................................................11
HP Encourages Your Comments................................................................................................11
1 Application Cluster Services (ACS) Subsystem...............................................12
Architecture Overview.............................................................................................................12
Domain Coordinator Process ($ZACS)..................................................................................14
Process Broker Process ($ZPnn)............................................................................................14
Configuration Subscriber Process ($ZCSnn)...........................................................................14
Redirector (ROUT) Process ($ZLnn).......................................................................................14
ACS Subsystem Product Module (ACSPM).............................................................................15
ACS Domains........................................................................................................................15
Security.................................................................................................................................15
ACS Subsystem-specific Security Features..............................................................................15
Sensitive and Non-Sensitive SCF Commands.........................................................................16
Improved Application Availability.............................................................................................16
Pathway Domain Configuration Management.............................................................................17
ACSCTL File Configuration.......................................................................................................18
ACS Domain Section..........................................................................................................18
Pathway Domain Section....................................................................................................18
Owner Membership Section................................................................................................18
ACSCTL Configuration File Syntax........................................................................................18
Configuration and Environment Limits........................................................................................20
Link Management...................................................................................................................21
System Management Interface..................................................................................................22
Pathsend API..........................................................................................................................22
Pathway Domain Support....................................................................................................23
Application Programming Compatibility and Pathway Domains....................................................24
Co-existence with other TS/MP systems.................................................................................24
Load Balancing PATHMON Link Requests in a Pathway Domain....................................................25
Process Management..............................................................................................................26
PATHTCP4.............................................................................................................................26
Statistics Collection.................................................................................................................26
Error Handling.......................................................................................................................27
ACS Auto-Restart...............................................................................................................27
Pathsend Errors..................................................................................................................27
Event Management System (EMS).........................................................................................27
Subsystem Control Facility (SCF)...........................................................................................27
2 Introduction to TS/MP 2.5.........................................................................28
Overview of TS/MP................................................................................................................28
TS/MP Features......................................................................................................................29
TS/MP Earlier Version Features.................................................................................................32
New Pathsend Limits...........................................................................................................32
Enhanced PATHMON/PATHCOM Components.....................................................................32
Contents 3