IRIX operating system

E116586

Unix operating system discontinued operating system proprietary operating system

IRIX is a discontinued UNIX-based operating system developed by Silicon Graphics (SGI) for its high-performance workstations and servers, particularly used in graphics, visualization, and scientific computing.

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All labels observed (4)

Label	Occurrences
IRIX	19
IRIX operating system canonical	4
IRIX Interactive Desktop	2
IRIX graphics libraries	1

How this entity was disambiguated

This entity first appeared as the object of triple T986371 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: IRIX operating system
Context triple: [SGI, knownFor, IRIX operating system]

A. HP-UX
HP-UX is Hewlett-Packard's proprietary Unix operating system designed for enterprise servers and mission-critical computing environments.
B. Solaris operating system
Solaris operating system is a Unix-based enterprise operating system known for its scalability, robustness, and advanced features such as ZFS, DTrace, and strong support for SPARC and x86 architectures.
C. AIX
AIX is IBM’s proprietary Unix operating system designed for enterprise servers and high-reliability, scalable computing environments.
D. GNU Hurd
GNU Hurd is the GNU Project’s microkernel-based operating system server collection intended as a free Unix-like replacement, built to run on top of the Mach microkernel.
E. SGI
SGI (Silicon Graphics, Inc.) was a pioneering American company known for its high-performance computing and advanced 3D graphics workstations and servers widely used in scientific visualization and visual effects.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: IRIX operating system
Target entity description: IRIX is a discontinued UNIX-based operating system developed by Silicon Graphics (SGI) for its high-performance workstations and servers, particularly used in graphics, visualization, and scientific computing.

A. HP-UX
HP-UX is Hewlett-Packard's proprietary Unix operating system designed for enterprise servers and mission-critical computing environments.
B. Solaris operating system
Solaris operating system is a Unix-based enterprise operating system known for its scalability, robustness, and advanced features such as ZFS, DTrace, and strong support for SPARC and x86 architectures.
C. AIX
AIX is IBM’s proprietary Unix operating system designed for enterprise servers and high-reliability, scalable computing environments.
D. GNU Hurd
GNU Hurd is the GNU Project’s microkernel-based operating system server collection intended as a free Unix-like replacement, built to run on top of the Mach microkernel.
E. SGI
SGI (Silicon Graphics, Inc.) was a pioneering American company known for its high-performance computing and advanced 3D graphics workstations and servers widely used in scientific visualization and visual effects.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	Unix operating system ⓘ discontinued operating system ⓘ proprietary operating system ⓘ
basedOn	UNIX System V ⓘ UNIX System V Release 4 ⓘ linked to: UNIX System V
designedFor	servers ⓘ workstations ⓘ
developer	SGI ⓘ Silicon Graphics ⓘ linked to: SGI
discontinuedBy	Silicon Graphics ⓘ linked to: SGI
family	UNIX ⓘ linked to: Unix
feature	preemptive multitasking ⓘ real-time extensions ⓘ symmetric multiprocessing support ⓘ virtual memory ⓘ
fileSystem	XFS ⓘ
includes	IRIX Interactive Desktop ⓘ linked to: IRIX operating system Motif-based GUI ⓘ SGI-specific graphics libraries ⓘ
kernelType	monolithic kernel ⓘ
license	proprietary software license ⓘ
networking	NFS support ⓘ TCP/IP support ⓘ
notableComponent	IRIX Interactive Desktop ⓘ linked to: IRIX operating system OpenGL implementation ⓘ XFS file system ⓘ linked to: XFS
notableFeature	OpenGL integration ⓘ XFS file system ⓘ linked to: XFS advanced 3D graphics support ⓘ
primaryUse	graphics ⓘ high-performance computing ⓘ scientific computing ⓘ visualization ⓘ
status	discontinued ⓘ
supports	MIPS architecture ⓘ linked to: MIPS OpenGL ⓘ POSIX ⓘ X Window System ⓘ linked to: X11
targetHardware	SGI Indigo ⓘ linked to: SGI SGI Indigo2 ⓘ linked to: SGI SGI Indy ⓘ SGI O2 ⓘ linked to: SGI SGI Octane ⓘ linked to: SGI SGI Onyx ⓘ linked to: Silicon Graphics workstations SGI Origin servers ⓘ
usedIn	3D animation studios ⓘ engineering simulation ⓘ film visual effects production ⓘ scientific visualization labs ⓘ

How these facts were elicited