================================================================================ Note 42.0 Software Features Comparison No replies RENKO::PROPPER 232 lines 16-JUL-1986 10:14 -------------------------------------------------------------------------------- +---------------+ +-----------------+ | d i g i t a l | | uNOTE # 042 | +---------------+ +-----------------+ +----------------------------------------------------+-----------------+ | Title: Software Features Comparison | Date: 20-MAY-86 | +----------------------------------------------------+-----------------+ | Originator: Dave Smith | Page 1 of 4 | +----------------------------------------------------+-----------------+ Digital offers different operating system solutions for different needs and applications. The operating systems described here are the major systems in use today on Q-bus "super-microcomputer" systems. The charts are subdivided into 32-bit and 16-bit operating systems. Various attributes are listed and information about the characteristics of each are provided. This MicroNote is meant to be a guide to selecting the best operating system for your particular application. It is not meant as a comprehensive list of all features. Refer to the Software Product Descriptions (SPDs) for more details and support information. 395 uNOTE # 042 Page 2 of 4 Comparison of DIGITAL's 32-bit System Software MicroVMS ULTRIX-32m VAXELN +--------------------+-----------------+---------------+-------------+ | Real Time | Y | N | Y | +--------------------+-----------------+---------------+-------------+ | General Purpose | Y | Y | N | +--------------------+-----------------+---------------+-------------+ | Multitasking | Y | Y | Y | +--------------------+-----------------+---------------+-------------+ | Multiuser | Y | Y | N/A | +--------------------+-----------------+---------------+-------------+ | File System | Files-11 | 4.2 BSD | Files-11 | | | (ODS-2) | Fast File Sys.| (ODS-2) | | | | | See Note 1 | +--------------------+-----------------+---------------+-------------+ | User Interface | DCL, | C, Bourne | N/A | | | MCR, | shells | | | | DEC/Shell | | | +--------------------+-----------------+---------------+-------------+ | Editor(s) | EDT, | ed, vi, | N/A | | | VAXTPU, | others | | | | others | | | +--------------------+-----------------+---------------+-------------+ | Languages | MANY | C, | Pascal, C | | Commonly Used | | MANY | ADA, others | +--------------------+-----------------+---------------+-------------+ | Communications | DECnet, | TCP/IP, | DECnet | | | SNA (gateway), | UUCP, | | | | 2780/3780, | DECnet | | | | 3270 etc., | | | | | TCP/IP, X.25 | | | +--------------------+-----------------+---------------+-------------+ | Layered Products | Many | Some | Some | +--------------------+-----------------+---------------+-------------+ | Included Software | Some | Many | N/A | +--------------------+-----------------+---------------+-------------+ | Program Dev. | | | | | Support | Y | Y | N | +--------------------+-----------------+---------------+-------------+ | Dev. Hosts | VMS,uVMS | ULTRIX family,| VMS,uVMS | | | | other UNIX | | +--------------------+-----------------+---------------+-------------+ | Debugging | DEBUG | DBX | EDEBUG | +--------------------+-----------------+---------------+-------------+ | Minimum Memory | 1 MB | 2 MB | 256 KB | | | (2 MB | | | | | recommended) | | | +--------------------+-----------------+---------------+-------------+ | ROMable | N | N | Y | +--------------------+-----------------+---------------+-------------+ 396 uNOTE # 042 Page 3 of 4 Comparison of DIGITAL's 16-bit Software MicroPower/Pascal RT-11 MicroRSX MicroRSTS ULTRIX-11 +-----------------+-------+--------+------------+------+------------+ |Real Time | Y | Y | Y | N | N | +-----------------+-------+--------+------------+------+------------+ |General Purpose | N | Y | Y | Y | Y | +-----------------+-------+--------+------------+------+------------+ |Multitasking | Y | Y | Y | Y | Y | +-----------------+-------+--------+------------+------+------------+ |Multiuser | N | N | Y | Y | Y | +-----------------+-------+--------+------------+------+------------+ | | | | | | * | |File System | RT-11 | RT-11 | Files-11 | RSTS | UNIX | | | | | (ODS-1) | | | +-----------------+-------+--------+------------+------+------------+ |User Interface | N/A | DCL | MCR,DCL | DCL, | Bourne, | | | | | | CCL | C shell | +-----------------+-------+--------+------------+------+------------+ |Editor(s) | N/A |KED,KEX | EDI,EDT | EDT | ed, vi | +-----------------+-------+--------+------------+------+------------+ |Languages |PASCAL,| MACRO, | FORTRAN, |BASIC,| C, | |Commonly Used |MACRO | FORTRAN| MACRO, |Others| Others | | | | | Others | | | +-----------------+-------+--------+------------+------+------------+ |Communications |X.25, | DECnet |DECnet, SNA |DECnet| UUCP, | | |serial | |(gateway), | | TCP/IP | | | | |2780/3780, | | | | | | |3270, X.25 | | | +-----------------+-------+--------+------------+------+------------+ |Layered Products | N/A | Some | Many | Many | Some | +-----------------+-------+--------+------------+------+------------+ |Included Software| N/A | Some | Some | Some | Many | +-----------------+-------+--------+------------+------+------------+ |Program Dev. | | | | | | |Support | N | Y | Y | Y | Y | +-----------------+-------+--------+------------+------+------------+ |Dev. Hosts |RT,RSX |RT,RSX | RSX,VMS, | RSTS |ULTRIX fam.,| | | VMS |VMS,RSTS| RSTS | |other UNIX | +-----------------+-------+--------+------------+------+------------+ |Debugging |PASDBG | ODT, | ODT, | ODT, | ADB | | | | MACDBG | SYMBOLIC |SYMBL.| | +-----------------+-------+--------+------------+------+------------+ |Minimum Memory | 8KB | 16KB | 512KB |256KB | 256KB | | | | | | | See Note 2 | +-----------------+-------+--------+------------+------+------------+ |ROMable | Y | N | N | N | N | +-----------------+-------+--------+------------+------+------------+ 397 uNOTE # 042 Page 4 of 4 NOTE 1: The ODS-2 Files-11 on VAXELN does not support ISAM files. NOTE 2: The 256KB minimum memory requirement for ULTRIX-11 requires extreme limitations in functionality. Consult the SPD for details. * UNIX is a Trademark of AT&T Bell Labs 398