Technical data
4.7 /ARB_SUPPORT Qualifier Added to INSTALL Utility (Alpha) ......... 4–7
4.8 MONITOR Utility New Features ................................ 4–7
4.9 OpenVMS Cluster Systems .................................... 4–8
4.9.1 Clusterwide Intrusion Detection . ............................ 4–8
4.9.2 Fast Path for SCSI and Fibre Channel (Alpha) .................. 4–9
4.9.3 Floppy Disks Served in an OpenVMS Cluster System (Alpha)....... 4–9
4.9.4 New Fibre Channel Support (Alpha) .......................... 4–9
4.9.4.1 New Fibre Channel Tape Support (Alpha) ................... 4–10
4.9.5 LANs as Cluster Interconnects . . ............................ 4–10
4.9.5.1 SCA Control Program .................................. 4–11
4.9.5.2 New Error Message About Packet Loss . . ................... 4–11
4.9.6 Warranted and Migration Support ............................ 4–11
4.10 OpenVMS SMP Performance Improvements (Alpha) ................. 4–12
4.11 New SYSMAN Commands and Qualifiers ......................... 4–14
4.12 New System Parameters . . .................................... 4–15
4.12.1 AUTO_DLIGHT_SAV . . .................................... 4–15
4.12.2 FAST_PATH_PORTS . . .................................... 4–15
4.12.3 GLX_SHM_REG.......................................... 4–15
4.12.4 LCKMGR_CPUID (Alpha) .................................. 4–15
4.12.5 LCKMGR_MODE (Alpha) .................................. 4–16
4.12.6 NPAGECALC ............................................ 4–16
4.12.7 NPAGERAD (Alpha) . . .................................... 4–16
4.12.8 RAD_SUPPORT (Alpha) ................................... 4–17
4.12.9 SHADOW_MAX_UNIT. .................................... 4–17
4.12.10 VCC_MAX_IO_SIZE (Alpha) ................................ 4–17
4.12.11 VCC_READAHEAD (Alpha)................................. 4–17
4.12.12 WBM_MSG_INT ......................................... 4–18
4.12.13 WBM_MSG_LOWER . . .................................... 4–18
4.12.14 WBM_MSG_UPPER. . . .................................... 4–19
4.12.15 WBM_OPCOM_LVL . . . .................................... 4–19
4.13 Volume Shadowing for OpenVMS................................ 4–19
4.13.1 Minicopy in Compaq Volume Shadowing for OpenVMS (Alpha) . . . . . . 4–20
4.13.2 New Volume Shadowing Features for Multiple-Site OpenVMS Cluster
Systems ................................................ 4–21
4.13.2.1 How to Use the New DISMOUNT and SET Command
Qualifiers ............................................ 4–24
4.13.3 Using INITIALIZE/SHADOW/ERASE to Streamline the Formation of
a Shadow Set ............................................ 4–25
5 Programming Features
5.1 3D Graphics Support ......................................... 5–1
5.2 3X-DAPBA-FA and 3X-DAPCA-FA ATM LAN Adapters (Alpha) ........ 5–2
5.3 Compaq COBOL Run-Time Library Enhancements .................. 5–2
5.4 Compaq C Run-Time Library Enhancements ....................... 5–2
5.4.1 Strptime Function Is XPG5-Compliant ........................ 5–2
5.4.2 Limitation of Eight Nested Directory Levels Was Lifted (Alpha) . . . . . 5–3
5.4.3 Improved Support for Extended File Specifications (Alpha) ......... 5–3
5.4.3.1 Compaq C RTL Supports Case Preservation in File Names . . . . . . 5–3
5.4.3.2 Most C RTL Functions Now Accept Long OpenVMS File Names
As Arguments (Alpha) .................................. 5–3
5.4.4 Compaq C RTL Supports Exact Case Argv Arguments (Alpha) . . . . . . 5–4
5.4.5 Compaq C RTL Can Implicitly Open Files for Shared Access ....... 5–4
5.4.6 Alternate Way of Translating UNIX File Specifications . ........... 5–5
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