Pyramid Technology

Pyramid Technology Corporation was a computer company that produced a number of RISC-based minicomputers at the upper end of the performance range.^[1] It was based in the San Francisco Bay Area of California

They also became the second company to ship a multiprocessor UNIX system (branded DC/OSx), in 1985, which formed the basis of their product line into the early 1990s. Pyramid's OSx was a dual-universe UNIX which supported programs and system calls from both 4.xBSD and AT&T's UNIX System V.^[2]

^ Fisher, Sharon (17 November 1986). "Pyramid Unveils Disk Sharing Plan For IBM PC, Macs, Sun Workstations". InfoWorld. Vol. 8, no. 36. p. 34.
^ Marshall, Martin (16 October 1989). "AT&T and Pyramid will develop server line: Deal allows AT&T to remarket Pyramid Line". InfoWorld. Vol. 11, no. 42. p. 40.

[1] Fisher, Sharon (17 November 1986). "Pyramid Unveils Disk Sharing Plan For IBM PC, Macs, Sun Workstations". InfoWorld. Vol. 8, no. 36. p. 34.

[2] Marshall, Martin (16 October 1989). "AT&T and Pyramid will develop server line: Deal allows AT&T to remarket Pyramid Line". InfoWorld. Vol. 11, no. 42. p. 40.

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