Linux on S/390

E724110

Linux distribution port mainframe operating system port

Linux on S/390 is an IBM mainframe port of the Linux operating system designed to run on System/390 hardware, enabling enterprise-grade, scalable, and reliable Linux workloads on legacy mainframe systems.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (2)

Label	Occurrences
Linux on IBM Z	2
Linux on S/390 canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T8284692 — 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: Linux on S/390
Context triple: [IBM System/390, operatingSystemSupport, Linux on S/390]

A. OS/390
OS/390 is an IBM mainframe operating system that evolved from the MVS family, providing robust batch and transaction processing, high reliability, and enterprise-scale workload management.
B. z/OS
z/OS is IBM’s 64-bit mainframe operating system designed for high-volume, secure, and reliable enterprise computing workloads.
C. IBM System/390
IBM System/390 is IBM’s family of 1990s mainframe computers that introduced 31-bit ESA/390 architecture and advanced enterprise computing features, forming the basis for later System z systems.
D. z/Architecture
z/Architecture is IBM's 64-bit mainframe instruction set architecture designed for high-reliability, high-throughput enterprise computing on System z servers.
E. IBM System z
IBM System z is IBM’s family of mainframe computers known for high reliability, scalability, and support for enterprise workloads, including running Linux at large scale.
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: Linux on S/390
Target entity description: Linux on S/390 is an IBM mainframe port of the Linux operating system designed to run on System/390 hardware, enabling enterprise-grade, scalable, and reliable Linux workloads on legacy mainframe systems.

A. OS/390
OS/390 is an IBM mainframe operating system that evolved from the MVS family, providing robust batch and transaction processing, high reliability, and enterprise-scale workload management.
B. z/OS
z/OS is IBM’s 64-bit mainframe operating system designed for high-volume, secure, and reliable enterprise computing workloads.
C. IBM System/390
IBM System/390 is IBM’s family of 1990s mainframe computers that introduced 31-bit ESA/390 architecture and advanced enterprise computing features, forming the basis for later System z systems.
D. z/Architecture
z/Architecture is IBM's 64-bit mainframe instruction set architecture designed for high-reliability, high-throughput enterprise computing on System z servers.
E. IBM System z
IBM System z is IBM’s family of mainframe computers known for high reliability, scalability, and support for enterprise workloads, including running Linux at large scale.
F. None of above. chosen

Statements (50)

Predicate	Object
instanceOf	Linux distribution port ⓘ mainframe operating system port ⓘ
architecture	31-bit ESA/390 ⓘ IBM S/390 NERFINISHED ⓘ
basedOn	Linux kernel NERFINISHED ⓘ
category	IBM mainframe software ⓘ Linux ports ⓘ enterprise operating systems ⓘ
compatibleWith	GNU userland NERFINISHED ⓘ standard Linux distributions adapted for S/390 ⓘ
developer	IBM ⓘ Linux community NERFINISHED ⓘ
feature	LPAR support ⓘ hardware-assisted virtualization ⓘ high availability ⓘ mainframe I/O subsystem integration ⓘ reliability ⓘ scalability ⓘ support for ECKD DASD ⓘ support for FCP-attached storage ⓘ support for HiperSockets ⓘ support for OSA network adapters ⓘ support for SCSI over FCP ⓘ support for channel-attached devices ⓘ support for cryptographic coprocessors ⓘ support for hardware random number generation ⓘ support for mainframe security features ⓘ virtual machine support ⓘ workload isolation ⓘ
introducedBy	IBM NERFINISHED ⓘ
notableFor	bringing Linux to IBM mainframes ⓘ enabling open systems workloads on S/390 ⓘ leveraging mainframe virtualization for Linux ⓘ
operatingSystemFamily	Linux NERFINISHED ⓘ
runsOn	IBM S/390 mainframe NERFINISHED ⓘ IBM System/390 NERFINISHED ⓘ IBM mainframe ⓘ
successor	Linux on IBM Z NERFINISHED ⓘ Linux on zSeries NERFINISHED ⓘ
supports	POSIX APIs ⓘ TCP/IP networking ⓘ batch processing ⓘ enterprise workloads ⓘ server consolidation ⓘ transaction processing ⓘ virtualization ⓘ
useCase	hosting open source software on mainframes ⓘ modernizing mainframe applications ⓘ running Linux workloads on legacy mainframes ⓘ server consolidation on mainframe hardware ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

IBM System/390 → operatingSystemSupport → Linux on S/390 ⓘ

OSA-Express networking → supportsEnvironment → Linux on S/390 ⓘ

this entity surface form: Linux on IBM Z

z/Architecture → supports → Linux on S/390 ⓘ