Document revision date: 19 July 1999

Contents

Preface
Preface	Preface
Chapter 1
1	Summary of OpenVMS Version 7.2 New Features
Chapter 2
2	General User Features
2.1	DCL Commands, Qualifiers, and Lexical Functions
2.1.1	New SET PATH_PREFERRED Command
2.1.2	Changed DCL Commands and Qualifiers
2.1.3	New and Changed DCL Lexical Functions
2.2	Documentation Features
2.3	The MIME Utility
Chapter 3
3	System Management Features
3.1	BACKUP Utility
3.1.1	/NOINCREMENTAL Qualifier
3.1.2	Performance Improvements
3.2	Bitmap Limits Increased
3.3	DECnet Installation Choices
3.4	Deferred Memory Testing on AlphaServer 4100 Computers
3.5	DIGITAL Cluster MIB Subagent Implemented on OpenVMS
3.5.1	Overview of DCM Subagents
3.5.2	Setting Up the System to Use the DCM Subagents
3.6	Ethernet and Fast Ethernet Support (Alpha Only)
3.7	Extended File Specifications (Alpha Only)
3.7.1	Benefits of Extended File Specifications
3.7.2	Features of Extended File Specifications
3.7.2.1	ODS-5 Volume Structure
3.7.2.2	Deep Directory Structures
3.7.2.2.1	Directory Naming Syntax
3.8	Fast Skip for SCSI Tape Drives
3.9	FastTrack Web Server (Alpha Only)
3.9.1	Benefits
3.9.2	Availability and Ordering
3.10	Fibre Channel Support (Alpha Only)
3.11	Firmware Revision Checking (Alpha Only)
3.12	InfoServer Service Listing: Improved Display and Service Selection
3.13	LANCP Define Device and Set Device for Classical IP: New Qualifier (Alpha Only)
3.14	LANCP Classical IP (CLIP) Qualifier: New and Changed Keyword (Alpha Only)
3.15	Monitor Utility: TCP/IP Support Added
3.16	OpenVMS Cluster Systems
3.16.1	New CIPCA Adapter Support
3.16.2	Clusterwide Logical Names
3.16.2.1	Overview
3.16.2.2	Features
3.16.3	Gigabit Ethernet as a Cluster Interconnect
3.16.3.1	System Support
3.16.3.2	OpenVMS Cluster Functions Planned for Future Release
3.16.4	Intra-Cluster Communication (ICC) System Services
3.16.5	Lock Manager Improvements
3.16.6	MEMORY CHANNEL Enhancements (Alpha Only)
3.16.7	Multipath SCSI Configurations with Parallel SCSI or Fibre Channel
3.16.8	SCSI OpenVMS Cluster System Supports Four Nodes
3.16.9	Ultra SCSI Configuration Support
3.16.10	Warranted and Migration Support
3.17	OpenVMS Management Station Version 3.0
3.17.1	OpenVMS Management Station New Features
3.18	OpenVMS Registry
3.18.1	For More Information
3.19	PCI Gigabit Ethernet Support (Alpha Only)
3.19.1	Firmware Updates
3.19.2	Link Autonegotiation Support
3.19.2.1	SYSMAN Utility Directions
3.19.2.2	LANCP Utility Directions
3.19.3	Jumbo Frame Support
3.19.3.1	Enabling Use of Frames Greater Than 1518 Bytes
3.19.3.2	SYSMAN Utility Directions
3.19.3.3	LANCP Utility Directions
3.20	PCSI Qualifiers
3.21	RMS CONVERT Utility Enhancements
3.22	SYSMAN RESERVED_MEMORY: New and Modified Subcommands and Qualifiers
3.22.1	New and Changed Subcommands
3.22.2	New MODIFY Subcommand and Qualifiers
3.23	System Parameters
3.24	Tape Density Support Enhanced (Alpha Only)
3.25	TCP/IP Services for OpenVMS
3.26	Ultra SCSI Support
3.26.1	Coexistence of Ultra SCSI Devices with Other SCSI Devices
3.26.2	Ultra SCSI Devices Supported by OpenVMS
3.27	Year 2000 Readiness
Chapter 4
4	Programming Features
4.1	Adapter Support (Alpha Only)
4.1.1	ATMWORKS 351 Adapter
4.1.2	DE500-BA/DE504-BA Adapters
4.1.3	DE500-FA Adapter
4.1.4	DEGPA-SA Adapter
4.2	Clusterwide Logical Names
4.2.1	New Clusterwide Attributes for $TRNLNM System Service
4.2.2	New Clusterwide Attribute for $GETSYI System Service
4.2.3	Creating Clusterwide Tables with the $CRELNT System Service
4.3	COM for OpenVMS
4.3.1	COM for OpenVMS Delivery
4.3.2	COM for OpenVMS Security
4.3.2.1	Summary of Security Implementation Differences
4.4	Common File Qualifier Routines
4.4.1	Using the Common File Qualifier Routines
4.5	DECthreads
4.5.1	Yellow Zone Stack Overflow (Alpha only)
4.5.2	Read-Write Locks (Alpha and VAX)
4.5.3	Threads Debugging Enhancements (Alpha and VAX)
4.6	DIGITAL DCE Remote Procedure Call (RPC) Functionality
4.6.1	Starting and Stopping RPC
4.6.2	Managing RPC Endpoints
4.6.3	Limiting RPC Transports
4.6.4	For More Information
4.7	Fast I/O and Buffer Objects for Global Sections (Alpha Only)
4.8	Fast Path Support (Alpha Only)
4.9	Fast Skip for SCSI Tape Drives
4.10	High-Performance Sort/Merge Utility (Alpha Only)
4.10.1	High-Performance Sorting with Threads
4.10.2	Indexed Sequential Output File Organization
4.10.3	Output File Overlay
4.10.4	Statistical Summary Information
4.11	Intra-Cluster Communication System Services
4.11.1	ICC Benefits
4.11.2	ICC System Services
4.11.3	Programming with ICC
4.11.4	ICC System Management and Security
4.12	Java Development Kit (Alpha Only)
4.13	Kernel Threads Enhancements (Alpha Only)
4.13.1	Increased Number of Kernel Threads Per Process
4.13.2	New Method for Changing Kernel Thread Priorities
4.13.3	Detecting Thread Stack Overflow
4.14	New Features of OpenVMS Debugger
4.14.1	Client/Server Interface
4.14.2	Heap Analyzer Displays 64-Bit Space (Alpha Only)
4.14.3	Support for C++ Version 5.5 and Later (Alpha Only)
4.14.4	PTHREAD Command
4.15	OpenVMS RTL Library (LIB$)
4.15.1	LIB$GET_LOGICAL
4.16	Record Management Services (RMS) Enhancements
4.16.1	Coordinated Universal Time (UTC) Support
4.16.2	Support for New File Length Hint Attribute (Alpha Only)
4.16.3	New Qualifier for the Analyze/RMS_File Utility
4.16.4	File User Characteristics Item for XAB (XABITM)
4.16.5	RMS Global Buffer Performance Enhancements
4.17	Scheduling Processes with Soft Affinity (Alpha only)
4.18	Security Features (Alpha Only)
4.18.1	Per Thread Security
4.18.1.1	Benefits
4.18.2	Enhanced Persona Support
4.18.2.1	New Persona System Services
4.19	Shared Address Data (Alpha Only)
4.19.1	Creating Shared Address Data Sections
4.19.2	New INSTALL Command Keywords
4.20	System Dump Analyzer (SDA) Enhancements (Alpha Only)
4.20.1	New and Enhanced Commands
4.20.1.1	CLUE CALL_FRAME Extension Command
4.20.1.2	CLUE ERRLOG Extension Command:/OLD qualifier
4.20.1.3	CLUE FRU Extension Command
4.20.1.4	CLUE REGISTER Extension Command
4.20.1.5	CLUE SG Extension Command: /CRAB qualifier
4.20.1.6	CLUE SYSTEM/LOGICAL Extension Command
4.20.1.7	SDA$GET_CURRENT_CPU Extension Routine
4.20.1.8	SDA$SET_CPU Extension Routine
4.20.1.9	SDA$SET_PROCESS Extension Routine
4.20.1.10	SHOW DUMP Command: /MEMORY_MAP Qualifier
4.20.1.11	SHOW EXECUTIVE Command: EXECLET-NAME Parameter
4.20.1.12	SHOW EXECUTIVE Command: /SUMMARY Qualifier
4.20.1.13	SHOW GSD Command: New Qualifiers
4.20.1.14	SHOW LOCK Command: New Qualifiers
4.20.1.15	SHOW PAGE_TABLE Command: Qualifiers
4.20.1.16	SHOW PAGE_TABLE/FREE Command: /HEADER Qualifier
4.20.1.17	SHOW PARAMETER Command
4.20.1.18	SHOW PFN_DATA Command: /UNTESTED and /PRIVATE [=address] Qualifiers
4.20.1.19	SHOW PROCESS Command: New Qualifiers
4.20.1.20	SHOW PROCESS/PAGE_TABLES Command
4.20.1.21	SHOW RESOURCE Command: New Qualifiers
4.20.1.22	SHOW STACK Command: /PHYSICAL Qualifier
4.20.1.23	SHOW STACK Command: RANGE Parameter
4.20.1.24	SHOW SUMMARY Command: /USER=username Qualifier
4.20.1.25	SHOW SYMBOL/ALL Command: /ALPHA and /VALUE Qualifiers
4.20.1.26	SHOW SYMBOL Command: Enhanced to Allow Wildcards
4.20.1.27	VALIDATE PFN_LIST Command: /UNTESTED and /PRIVATE Qualifiers
4.20.1.28	VALIDATE QUEUE Command: /PHYSICAL and /BACKLINK Qualifiers
4.20.2	SDA CLUE: DOSD File Analysis Capability
4.20.3	SDA Extensions
4.21	System Services
4.21.1	Support for New Service, $GETENV
4.21.2	Support for Intra-Cluster Communication
4.21.3	Support for Clusterwide Logicals
4.21.4	Support for Extended File Specifications
4.21.5	Support for Fast Path
4.21.6	Support for Personas

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