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1    Installation Notes
1.1    General Information About Installation
1.1.1    Kernel Object Files Not Installed
1.1.2    Installation Procedure may Fail to Detect Disks
1.1.3    Systems Without Graphics Devices
1.1.4    Worldwide Subsets
1.1.5    Invalid Password in Graphical Installation
1.1.6    Minimum Version 2.10 for Qlogic Firmware
1.1.7    ATI Graphics Controllers
1.1.8    Incorrect Broken Pipe Messages
1.2    Layered Product Considerations
1.2.1    DEC FUSE
1.2.2    DECnet/OSI
1.2.3    Subset Control Program Methods for Restricting a Product to Digital UNIX
1.3    Full Installation
1.3.1    Full Installation Overwrites /etc/fdmns
1.3.2    Full Installation Overwrites /etc/lvmtab
1.3.3    Full Installation Overwrites /etc/vol/volboot
1.3.4    Full Installation Overwrites /etc/prestotab
1.3.5    The Installation Graphical Interface
1.4    Update Installation
1.4.1    Systems Without Graphics Devices
1.4.2    Disable Lightweight Wiring When Using Granularity Hints
1.4.3    Disk Space Requirements for Update Installations
1.4.4    Update Install and Enhanced Security
1.4.5    System Clock may Lose Time
1.4.6    Message From swapon Utility
1.4.7    Kernel Object Files Are Deleted
1.4.8    The installupdate Command May Select the Wrong Device
1.5    Server Extensions
1.5.1    Error when installing Chinese subsets from RIS server
1.6    Disk Space Requirements

2    Processor-Specific Notes
2.1    General Notes on Processors
2.1.1    PCI-based Systems with ATI Mach64 Graphics Controllers
2.1.2    PCI Shared Interrupt Support
2.1.3    Support for RTS/CTS (Hardware) Flow Control
2.2    Digital AlphaStation 200 and Digital AlphaStation 400 Processors
2.2.1    Power Management Support for the Digital AlphaStation 255
2.2.2    Monitor Power Management for the Digital AlphaStation 255
2.3    Digital AlphaServer 1000 4/200 Processors
2.3.1    EISA Configuration Utilty and RIS Installation
2.4    Digital AlphaServer 2000, AlphaServer 2100 Processors and Digital Alpha VME 2100 Processors
2.4.1    SWXCR Raid Configuration Updates
2.4.2    Digital Alpha VME 2100
2.4.2.1    Unpredictable Results When Performing Master Block Transfers
2.5    KDM70 Disk Controller on DEC 7000 Processors
2.6    Digital AXPvme Single Board Computers
2.6.1    Hardware Restriction
2.6.2    Unpredictable Results When Performing Master Block Transfers
2.6.3    IRQs for PCI Options on Digital AXPpci 33 Systems

3    Base System Software Notes
3.1    Internationalization
3.1.1    Return Values of Functions iswdigit() and iswalnum() Under the Thai Locale
3.1.2    Printing PostScript Format Files in Asian Languages
3.1.3    Line Wrapping in vi
3.2    X/Open-compliant Curses
3.2.1    Changes in Datatypes, Structures, and Macros
3.2.2    Change in Behavior of cbreak() Function
3.3    Commands and Utilities
3.3.1    vdump and vrestore Compatability Problem
3.3.2    Security
3.3.2.1    Unexpected Command Behaviour with ACLs
3.3.2.2    Archive Tools and Security
3.3.2.3    emacs Can Lose ACL File Settings
3.3.3    Mail and mailx Command Behavior
3.3.4    Using gendisk on Diskette Devices
3.3.5    Some emacs Command Line Options Fail
3.3.6    Directory Tree /usr/opt/sterling Renamed
3.3.7    POSIX Shell
3.3.8    Sendmail Configurable Maximum Hop Count
3.3.9    cksum Reports Incorrect Values
3.3.10    df and XPG4 Compliance
3.3.11    Use of echo -n in Scripts
3.3.12    awk Linked to nawk
3.3.13    Unsupported vmh Command
3.3.14    Restrictions on the od Command
3.4    SysMan System Management Graphical User Interface
3.4.1    Restrictions on Using the Disk Configuration Manager
3.4.2    Account Manager
3.4.2.1    Usage Note
3.4.2.2    Account Manager Restrictions
3.4.2.3    Account Manager Problems
3.4.2.4    Enhanced Security Account Manager Problems
3.4.3    Enhanced Security and Account Manager
3.4.4    Swap Warning in dxsysinfo
3.4.5    File System Percent Full Values May be Incorrect
3.4.6    The dxsysinfo Utility May Display /dev/prf as a Tape Device
3.4.7    dxshutdown Does Not Prohibit User Logins
3.4.8    Print Configuration Manger
3.5    System Administration
3.5.1    Enhanced Security
3.5.1.1    Distribution of Enhanced Security Profiles via NIS
3.5.1.2    Enhanced Security and Disaster Recovery
3.5.1.3    Username Length Restriction
3.5.2    Bootable Tape
3.5.2.1    Disk Space Issues
3.5.2.2    Setting Swap Space on a Restored Disk
3.5.2.3    Setting an Existing File System on a Restored Disk
3.5.2.4    Tape Drive Restriction
3.5.3    Multimedia Services for Digital UNIX V2.0 and V2.0A
3.5.4    settime After an Update Installation.
3.5.5    System Clock Loses Time
3.5.6    Symbolically Linked Kernels
3.5.7    Usage Note for Adding Swap Devices
3.5.8    Additional SCSI Disk Informational Entries in Error Log
3.5.9    Multiple Queues
3.6    Network and Communications
3.6.1    Using bind on an UNIX Domain (AF_UNIX) Socket
3.6.2    Changes to ATM (Asynchronous Transfer Mode)
3.6.2.1    Changes to ATM Startup Scripts
3.6.2.2    Digital Gigaswitch Interoperability
3.6.2.3    Support of NFS Locking over ATM
3.6.2.4    Restriction of Using atmsig down
3.6.3    Large User Stack Limits May Cause a System Panic
3.6.4    SVR4 Streams IFNET paradigm.
3.6.5    Orderly Release in XTI
3.6.6    Restarting the Network When Using Interface Aliases
3.6.7    Incorrect Error Message Using netsetup and rcinet
3.6.8    CDE's Static Dependency on the Network
3.7    Local Area Transport
3.7.1    Duplicate Minor Numbers and latsetup
3.7.2    CTRL/A Causes LAT tty to Change the Case of Characters
3.7.3    Simultaneous llogin Connections
3.7.4    LAT Kernel Module Is Dynamically Loadable
3.7.5    Group Codes Are Compatible with Version 2.0 LAT Driver.
3.7.6    shutdown Command May Stall
3.8    File Systems
3.8.1    Using ACLs over NFS
3.8.2    ACL Size Limitations
3.8.3    POLYCENTER Advanced File System
3.8.3.1    Backward Compatability Problem with vdump and vrestore
3.8.3.2    Log Half Full Error
3.8.3.3    ACL Size Limitations
3.8.3.4    The vdump and vrestore Commands
3.8.3.5    The verify -F Command Does Not Bypass Recovery
3.8.3.6    rmfset Command May Hang
3.8.3.7    AdvFS Sparse File Save and Restore
3.8.3.8    AdvFS Verifies Domain Volume Sizes
3.8.3.9    AdvFS Domain Panic
3.8.3.10    AdvFS Supports UFS Quota Commands
3.8.3.11    AdvFS Supports More Mounted Filesets
3.8.3.12    Possible Check and Repair Failure
3.8.3.13    AdvFS Command and Quota Problems
3.8.3.14    Reusing AdvFS Partitions
3.8.3.15    Data Element Size Limits for Extended Attributes
3.8.3.16    Increase Metadata Extent Size for Large Number of Files
3.8.3.17    Mounting UFS File System with AdvFS root
3.8.3.18    Disk Usage Information
3.8.3.19    AdvFS Does Not Support the Hierarchical Storage Manager
3.8.3.20    Unique File Identifiers
3.8.3.21    NFS Server May Print Error Message on NFS Client Recovery
3.8.3.22    AdvFS Panic
3.8.4    Logical Volume Manager
3.8.5    Logical Storage Manager
3.8.5.1    Possible Problems Accessing Physical Block 0 with LSM
3.8.5.2    Using LSM with SWXCR-P(A/B) and SWXCR-E(A/B) RAID Controllers
3.8.5.3    Enabling LSM After Installation Requires Rebuilding the Kernel
3.8.5.4    The volrootmir Script Supports Only LUN 0 on HSZ
3.8.5.5    Boot Failures May Occur When Using LSM Volume rootvol for the root File System
3.8.5.6    Block Change Logging Subdisk Size Recommendation

4    Development Environment Notes
4.1    Some C Library Functions Have Two Versions
4.2    Missing Debugger Information
4.3    DEC Ada Is Not Supported
4.4    Init Execution Order Modified
4.5    Using pixie on Applications Built with -om
4.6    pixie Command Can Fail to Locate atom Command
4.7    c89 Command Conforms to Spec1170
4.8    Alternate Compiler Suite
4.9    DEC C
4.9.1    Remove the DEC C -migrate Switch
4.9.2    Object File Address Reference Limit
4.10    DEC C -ifo Switch
4.11    XTI and TLI Libraries Are Thread-Safe
4.12    DECladebug Product Name Change (Ladebug)
4.13    Analysis Tool with Object Modification (ATOM)
4.13.1    Profiling Signal Handlers and fork with Multithreaded hiprof
4.13.2    Third Degree and hiprof Errors with Multi-threaded Applications
4.13.3    Atom third Tool (Third Degree) May Not Work Correctly with C++
4.13.4    Atom Error with Dynamically Linked Fortran Applications
4.14    Change to Static Libraries and Kernel Objects
4.15    DEC C++ Class Library Fixes
4.15.1    File Positioning for Bidirectional fstreams Has Been Corrected
4.15.2    real Function Has Been Corrected
4.15.3    flush Function Has Been Corrected
4.15.4    LANG Environment Variable No Longer Cleared
4.15.5    Extraction Operator Converting Hexadecimal Values Has Been Corrected
4.15.6    Segmentation Fault at Image Exit Has Been Corrected
4.16    General Programming
4.16.1    New Interfaces to the C Runtime Library
4.16.2    prof Command Information Messages
4.16.3    Realtime
4.16.3.1    SA_SIGINFO Not Visible Under Certain Namespace Conditions
4.16.3.2    POSIX 1003.1b Synchronized I/O and File Truncation
4.16.3.3    fcntl() and F_GETFL with O_DSYNC File Status.
4.16.3.4    Realtime Problems with Asynchronous I/O and Streaming Devices
4.16.4    DECthreads (pthreads)
4.16.4.1    The cc Command Supports the -pthread Option
4.16.4.2    Libraries libc and libc_r are Merged
4.16.4.3    DECthreads Exception Handling
4.16.4.4    DECThreads Signal Model Incompatibilities in Threaded Applications
4.16.4.5    dbx and DECthreads
4.16.4.6    Threaded Application Coding Errors
4.16.4.7    Missing Thread Routines
4.16.4.8    DECthreads Static Libraries
4.16.4.9    DECthreads System Cancellation Points
4.16.4.10    DECthreads and Forking
4.16.4.11    DECthreads and Realtime
4.16.4.12    DECthreads and Alpha Firmware Revisions
4.16.4.13    DECthreads and Signal Handling
4.16.5    Changes in Kernel Debugging Using dbx
4.16.6    Warnings from sysconfig About Loadable Subsystem Attribute Tables
4.16.7    Device Driver Example Files
4.17    Functions and System Calls
4.17.1    Changes in pipe System Call Behavior
4.17.2    shmat() Fails With Invalid Argument (EINVAL)

5    Window System Software Notes
5.1    Hardware Notes and Restrictions
5.1.1    Calcomp Tablet
5.1.1.1    Configuring the CalComp DrawingBoard III Tablet
5.1.1.2    Notes and Restrictions
5.1.2    Qvision Graphics Display Error
5.2    X Servers
5.2.1    Window System Response and Paging Load
5.2.2    Limited Multiscreen Display Support With CDE
5.2.3    Keymap Interoperability Problem
5.2.4    Do Not Modify the keymaps.dir File
5.2.5    Interleaf Display Problem
5.3    X Clients
5.3.1    X Window Colormap Resources
5.3.2    Manual Merge of DXnotepad Resource Definition File
5.3.3    Defaults for Locking Mailboxes
5.3.4    Switching Locales in dxmail
5.3.5    Clipboard Interoperability Problem
5.3.6    Hilite Mouse Tracking Disabled by Default in xterm
5.3.7    Motif Version 1.1.3 Clients
5.3.8    Old X Environment
5.4    CDE Clients
5.4.1    Remote Invocation of CDE File Manager dtfile
5.4.2    Autopause and Enhanced Security
5.4.3    dtmail and the Environment Variable MAILLOCKING
5.4.4    dtmail Disables Tooltalk Locking By Default
5.4.5    dtmail Row and Column Display
5.4.6    dtmail Attachments are Not Included
5.4.7    dtmail Start-up
5.4.8    CDE's Static Dependency on the Network
5.4.9    xnlLanguage Resource Can Cause Problems with CDE
5.4.10    Possible Failure in the XOpenDisplay Call
5.5    Windows Programming
5.5.1    X11 Font Problem
5.6    Internationalization
5.6.1    Using Taiwanese EUC Codeset with Chinese DECterm Software
5.6.2    Backspace Key Not Supported in Asian Input
5.6.3    Transport Layer In Input Servers
5.6.4    Asian Multiscreen Support
5.6.5    Hanyu IM Server Support of EDPC Under zh_TW.big5 Locale
5.6.6    String Conversion and the ja_JP.SJIS Locale
5.6.7    Using Bookreader to Print Chinese and Korean Characters
5.6.8    Hebrew Editing Style
5.6.8.1    Cut and Paste Operation
5.6.9    Hebrew CDE Users Should Avoid Using Certain Applications
5.6.10    Notepad Window Display and Input Style
5.6.11    Default Keyboard Mapping
5.6.12    Lithuanian and Slovene Language Support
5.6.12.1    Mnemonics in Lithuanian and Slovene DX Applications
5.6.12.2    DX Applications Integrated to CDE Desktop (Application Manager)
5.6.12.3    DX applications not integrated into the CDE desktop (Application Manager)
5.6.12.4    DX Applications Invoked from DXsession
5.6.12.5    Lithuanian Language Variant

6    Documentation Notes
6.1    Release Notes
6.2    Media CD-ROMs
6.3    General Information About the Documentation
6.3.1    New Manuals
6.3.2    Revised Documents
6.3.3    List of Available Patches
6.3.4    Compressed PostScript Files
6.4    Reference Pages
6.4.1    [XPG4_UNIX] Used Incorrectly in Section 1 Reference Pages
6.4.2    webman Utility for Netscape
6.4.3    Modes of UNIX domain in the The bind() Reference Page
6.4.4    Nonexistant ACL Interfaces in the acl(4) Reference Page
6.4.5    Property List Reference Pages
6.4.6    mail_manual_setup Reference Page
6.4.7    quota and vquota Show Wrong Usage of Options
6.5    Device Driver Documentation
6.5.1    Writing VMEbus Device Drivers
6.5.2    Device Driver Tutorial
6.6    Network Administration Manual
6.6.1    Changes to Section 4.2.2.2, "Verifying PPP Support in the Kernel
6.6.2    Sections 4.2.3.1, 4.2.3.2, and 4.2.3.3 are obsolete
6.6.2.1    Establishing a PPP Dial-Out Connection
6.6.2.2    Establishing a PPP Dial-In Connection
6.7    System Administration Manual Instructions for SysMan Applications
6.7.1    Accessing the SysMan Tools
6.8    Technical Overview
6.9    Assembly Language Programmer's Guide
6.10    DEC C Language Reference Manual
6.11    Guide to Preparing Product Kits
6.11.1    Guide to Preparing Product Kits is now available on CD-ROM
6.11.2    Description of setld
6.11.2.1    setld Functions
6.11.2.2    Loading Software
6.11.2.3    Configuring a Subset
6.11.2.4    Verifying a Subset
6.11.2.5    Removing Software
6.12    Online Help Volumes.
6.12.1    General Problems
6.12.2    Integration
6.12.3    Help Volumes by Application
6.13    Online PostScript Format Documentation
6.13.1    PostScript Manuals Replacing Online or Printed Volumes

A    Maximum System Limits
A.1    Maximum System Limits

B    Additional Notes
B.1    Demonstration Program dxmandel
B.2    Additional Bootable Tape Restrictions
B.3    Maximum System Limits
B.4    Remote Installation Services (RIS) Version Requirement
B.5    Upsolete Files After an Update Installation

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