Last Updated: 11 February 2025
Previous VM Release Announcements
| Release | Announce date | Announce type | Number | Details | |
|---|---|---|---|---|---|
| VM/ESA 2.4 | May 24, 1999 | New release | A99-0669 | VM/ESA 2.4 - An S/390 Platform for Business Solutions | |
| VM/ESA 2.3 | May 24, 1998 | New release | 298-083 | VM/ESA 2.3 and Network Computing Availability | |
| VM/ESA 2.2 | April 6, 1994 | New release | 294-159 | VM/ESA Release 2.2 | |
| VM/ESA 2.1 | May 20, 1993 | New version | 293-271 | VM/ESA Release 2.1 | |
| VM/ESA 1.2 | June 16, 1992 | New release | 292-318 | VM/ESA Release 1.2 | |
| VM/ESA 1.5 | October 28, 1993 | New release | 293-638 | ||
| VM/ESA 1.1.1 | September 5, 1990 | New release | 290-499 | Announcing VM/ESA 1.1 and 1.1.1 | |
| VM/ESA 1.1 | September 5, 1990 | New product | 290-499 | Announcing VM/ESA 1.1 and 1.1.1 | |
| VM/XA SP 2.1 | October 24, 1989 | New version | 289-590 | VM/XA SP Release 2.1 | |
| VM/XA SP 2 | June 11, 1987 | New version | 287-241 | ||
| VM/XA SP 1 | June 11, 1987 | New product | 287-239 | ||
| VM/XA SF 2 | February 11, 1986 | New version | 286-051 | VM/XA SF 2 provides additional capabilities and new processor and device support. | |
| VM/XA SF 1 | February 12, 1985 | New product | 285-044 | VM/XA Systems Facility is a strategic new VM product for the XA environment that supersedes the VM/XA Migration Aid. | |
| VM/XA MA 2 | December 20, 1983 | New version | ZP83-0970 | This additional release of the Migration Aid is designed to offer additional device and virtual machine support. | |
| VM/XA MA 1 | October 21, 1981 | New product | ZP81-0811 | The VM/XA Migration Aid is being provided for the MVS user who will be migrating to MVS/XA. | |
| VM/SP HPO 6 | May 30, 1989 | New version | 289-268 | VM/SP HPO Release 6 supports the CMS Shared File System and other VM/SP Release 6 enhancements. | |
| VM/SP HPO 5 | January 26, 1987 | New version | 287-005 | Relief of SPOOL file limit, improved storage management, scheduler algorithm and paging allocation improvements. | |
| VM/SP HPO 4.2 | February 12, 1985 | New release | 285-046 | VM/SP HPO Release 4.2 supports the IBM 3090 Model 200 Processor Complex | |
| VM/SP HPO 4 | August 7, 1984 | New version | 284-268 | VM/SP HPO Release 4 Provides Native SNA Support | |
| VM/SP HPO 3.6 | February 12, 1985 | New release | 285-046 | VM/SP HPO Release 3.6 supports the IBM 3090 Model 200 Processor Complex | |
| VM/SP HPO 3.4 | February 23, 1984 | New release | 284-076 | Significant performance gains for CMS interactive users when running the VM/SP HPO 3.4. | |
| VM/SP HPO 3.2 | September 15, 1983 | New release | 283-281 | VM/SP HPO 3.2 is designed to work with VM/SP 3 and includes all VM/SP HPO 3 functions. | |
| VM/SP HPO 3 | October 21, 1981 | New version | ZP81-0805 | IBM announces the VM/SP HPO program product, an extension to VM/SP. | |
| VM/SP HPO 2.5 | December 23, 1982 | New release | ZP82-0832 | VM/SP HPO Containing Extended Storage Support is Announced | |
| VM/SP HPO 2 | October 21, 1981 | New version | ZP81-0805 | VM/SP HPO 2 offers 3081 processor support and other product enhancements. | |
| VM/SP HPO 1 | October 21, 1981 | New product | ZP81-0805 | VM/SP HPO offers a wide range of performance, operational, and RAS enhancements in the large system environment. | |
| VM/IS 6 | March 7, 1989 | New version | 289-086 | ||
| VM/IS 5.1 | October 18, 1988 | New release | 288-587 | ||
| VM/IS 5 | October 7, 1986 | New version | 287-245 | Based on VM/SP 5 with enhanced support for end-user entry-level systems. | |
| VM/IS 4 | October 7, 1986 | New product | 286-422 | Based on VM/SP 4 with enhanced support for end-user entry-level systems. | |
| VM/SP 6 | October 20, 1987 | New version | 287-445 | VM/SP Release 6 provides new and enhanced support focused on application enabling. | |
| VM/SP 5 | October 7, 1986 | New version | ZP86-0379 | VM/SP 5 provides new and enhanced support in the areas of VM program-to-VM program communications and end-user functions. | |
| VM/SP 4 | August 7, 1984 | New version | 284-267 | VM/SP has been enhanced to provide native support for Systems Network Architecture (SNA) products. | |
| VM/SP 3.1 | August 16, 1983 | New release | 283-263 | VM/SP 3.1 includes starter system support for the IBM 4361 and 4381 processors. | |
| VM/SP 3 | February 1, 1983 | New version | 283-018 | Notable features include: Rexx, *BLOCKIO, PER, CMSIUCV | |
| VM/SP 2.2 | April 17, 1984 | New release | 284-166 | This release has updated service. There are no functional enhancements included. | |
| VM/SP 2 | October 21, 1981 | New version | ZP81-0806 | Notable features include: PROP, CMS Productivity Aids, EXECIO | |
| VM/SP 1 | February 11, 1980 | New product | NA | Notable features include: MP, enhanced AP, CCS, EXEC2, SCIF, IUCV, XEDIT | |
| VM/370 1 | August 2, 1972 | New product | 5749-010 |