Mainframe · Mainframe · IBM
Z/OS 2.5
2021
v2.5
Proprietary
Active
Z/OS 2.5 — mainframe operating system (Mainframe family) for IBM Z mainframes, banking core systems.
Runs on: IBM Z mainframes, banking core systems
Architectures: s390x
Key specifications
- Family
- Mainframe
- Type
- Mainframe
- Kernel
- z/OS
- Version
- 2.5
- License
- Proprietary
- Released
- 2021
general
| Family | Mainframe |
|---|---|
| Kernel | z/OS |
| License | Proprietary |
| Type | mainframe |
platform
| Architectures | s390x |
|---|---|
| Hardware | IBM Z mainframes, banking core systems |
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Performance profile
Catalog-derived scores for comparison — not benchmark results.
Security
76
Performance
60
Compatibility
54
Ecosystem
46
Modern support
93
Data sources
- seed csv localhost → 2 days ago