This year VSE has its 50th anniversary. We will celebrate that on Monday October 19, 2015 in Boeblingen, Germany - the home of z/VSE - the z/VSE team together with participants of the 9th European GSE/IBM Technical University for z/VSE, z/VM and Linux on z Systems. More information about that conference is here.
Just a few dates of VSE's history:
1965 - 1971 - DOS/360 - one partiton, fits into 16K memory; later: 3 partitions, BTAM,
1972 - 1978 - DOS/VS (Release 28 - 34)- 5 -7 partitions, up to 16 MB virtual storage, VSE/POWER, VSE/VSAM, CICS & DL/I
1979 - DOS/VSE - up to 12 partitions, ICCF, ACF/VTAM, MSHP, CKD / FBA disks
1983 - SSX/VSE - pre-configured VSE system (includes VSE/POWER, CICS/VS, ACF/VTAM, VSE/VSAM, ...), ease of installation / operation
1985 - 1989 - VSE/SP Version 1 - 3 - pre-packaged system, easy installation, Interactive User Interface (dialogs), fast service upgrade, 12 partitions, up to 12 address spaces. unattended node support
1990 - 1993 - VSE/ESA Version 1 - dynamic partitions, 31 bit addressing, data spaces, virtual disk, up to 1024 devices, CICS/VSE
1994 - VSEESA 2.1 - multiprocessor support (Turbo Dispatcher)
1996 - VSE/ESA 2.2 - year 2000 ready
1997 - VSE/ESA 2.3 . VSAM KSDS > 4 GB, TCP/IP for VSE/ESA, Language Environment, new compilers (COBOL, PL/I, C)
1999 - VSE/ESA 2.4 - CICS Transaction Server 1.1
2000 - 2003 - VSE/ESA 2.5 - 2.7 - connectors, PIE (Protect, Integrate, Extent) strategy introduced
2005 - z/VSE 3.1 - SCSI support
2007 - 2010 - z/VSE Version 4 - 64 bit real addressing, Linux Fast Path (LFP), new pricing (MWLC)
2011 - 2014 - z/VSE Version 5 - 64 bit virtual addressing, CICS Explorer
2015 - z/VSE 6.1 - CICS Transaction Server Version 2, TCP/IP for z/VSE Version 2, 50 years of z/VSE
More details are on our history web pages - here.
We are currently gathering material from the old days. Is there anything you want to share (e.g. articles) ?
Have a good weekend.