HI-UX/M was a UNIX OS that ran on M series hardware.
Hitachi developed HI-UX/M by transplanting IN/ix from INTERACTIVE Systems in the United States to the HITAC M series, and adding a number of new functions such as the 4.2 BSD function based on System V release 2 UNIX OS.
HI-UX/M was completed in August 1987.
HI-UX/M had the following features:
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Item
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Description
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Support for a large-scale system
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- Supports multiple virtual storage, and secures a 16 MB storage area per process (task).
- Virtual I/O function that speeds up the I/O of temporary files.
- Operates under VMS, and can co-exist with other VOS-based OSs.
- Supports Hitachi’s high-speed, high-quality laser beam printer as the output device for document printing.
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Realization of excellent operability
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- Supports BSD-version command interpreter “C Shell.”
- Capable of executing editing, e-mail, file copy, etc. with menu guidance, etc. on a multi-window screen.
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Easy system development and operation
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- Supports C cross compiler for 80186/286 and Motorola 68000/68010.
- Function for automatically starting/ending VMS and the HI-UX/M system.
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Network support
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- Allows file and mail exchange with 2050 Workstation.
- Allows communication with other OSs on Ethernet with TCP/IP support．
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XMAP EA option
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Realizes generation and control of a map in the extended address area under DCCMII by being added to XMAP.
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