DYNIX/ptx V4.5.x ->
V4.5.2 Release Notes, 12/01

DYNIX/ptx® V4.5.2 Release Notes

Document Version

Chapter 1: About This Release

Software Compatibility

  Supported System Software and Layered Products

  Unsupported Software

  Standards Compliance

  Unsupported Platforms and Devices

  COFF Compatibility Development Environment Has Been Removed

Software Installation

Operational Restrictions

Contents of the V4.5.2 Release

Contents of the V4.5.1 Release

  Hardware Support

  Application Region Manager

    Threads and Regions

    "Borrow" Memory Policy Is Not Supported

  Change to sed Utility

New Features in the V4.5 Release

  Support for POSIX Threads

  Application Region Manager

  Compliance With ISO/IEC 9899 Amendment 1, C Integrity

  Support for Perl

Implementation Changes in the V4.5 Release

  System Boot

    Improved System Boot Time

    Change to Verbose Output During Boot

    Consoleless Reboot for xSeries 430 and NUMA-Q 2000 Systems

  Changes Affecting Users

    Change to Default PATH Variable

    Change to Korn Shell Syntax

  Filesystem Changes

    Additional Cylinder Group Information

    Memory Filesystems

  Fibre Channel Changes

    Changes to the Fibre Channel Subsystem

    Fibre Channel Diagnostics

    New Switch Utility

  Kernel Changes

    Change to I_UNLINK and I_PUNLINK ioctls

    Change to Virtual Memory Parameters

    Change to eXtended Kernel Virtual Address Space (XKVA)

    Dynamic Allocation of Kernel Structures

    Changes to kmstune

    Obsolete Parameters

    Renamed Parameter

    Parameters With New Default Values

    New Tunable Parameters

  New Core File Format

  Changes to ptx/ADMIN

    Region Management Menu

    User Management Menu

    Disk Drive Management Menu

  Changes to ptx/C and Programming Tools

    New cc Options

    New Macros

    Changes to Programming Utilities

    Support for ISO/IEC 9899:1990/Amendment 1

    New Assembler Instructions

    Debugger Support

    Changes in edb V3.3.5

  Commands

    New Commands

    Changes to Commands

  System Calls and Library Routines

    New System Calls and Library Routines

    Changes to System Calls and Library Routines

Implementation Changes in V4.4.x

  Contents of the V4.4.6 Release

  Contents of the V4.4.5 Release

    Root VTOC for Systems with a Single Bootbay

    Software Upgrades

    Set Up Crash Dumps

  Contents of the V4.4.4 Release

    Support for New Quads on NUMA-Q Systems

    Application Region Manager

    Support for 18-GB Disks

    autoBoot Flag on NUMA-Q Systems

    New Memory Dump Option for NUMA-Q Systems

    New upsmon Daemon

    Support for European Union Monetary Unit

    Kernel Changes

    Enhancements to the cc Compiler

    Enhancements to lint

    Changes to Commands

    Changes to System Calls and Library Routines

DYNIX/ptx Documentation

Chapter 2: Fixed Problem Summary

Problems Fixed in the V4.5.2 Release

  Base Operating System

  ptx/C and Programming Tools

  edb Debugger

Problems Fixed in the V4.5.1 Release

  Base Operating System

  ptx/C and Programming Tools

  edb Debugger

Problems Fixed in the V4.5.0 Release

  Base Operating System

  ptx/C and Programming Tools

  edb Debugger

Chapter 3: Open Problem Summary

Utilities Problem Reports

ptx/ADMIN Problem Reports

Kernel Problem Reports

I/O Device Problem Reports

Library Routine Problem Reports

C Compiler and Programming Tools Problem Reports

debug Problem Reports

edb Problem Reports