What is a Virtual Tape Library (VTL)?

A Virtual Tape Library (VTL) is a disk (DASD) based backup system that emulates a real tape library system. For the operating system and to those who use the VTL, it’s like working with real tapes, but in reality it’s disk. A Virtual Tape Library has several benefits: Better backup/restore […]

Tech - Mainframe

The New IBM Mainframe z14 Is Here!

IBM has officially announced its latest enterprise mainframe server, the z14. A powerful addition to the z Systems mainframe family. Some of the IBM z14 feature highlights are: Trust – the foundation of digital relationships 100% encryption is 100% mainframe Real time insights and machine learning Lightning fast data access […]


Using SUPERC to Search for Text Strings

SUPERC (super compare) is one of ISPF’s most useful utilities; It allows to compare datasets or search for text strings. Normally, SUPERC is used via ISPF panels but it can also be used in batch job. SUPERC is able to process: Sequential datasets Partitioned datasets (including individual members) Concatenated datasets […]

Tech - Mainframe

The Mainframe Story

I’ve always liked history. To know what the human race was able to achieve throughout the ages has always fascinated me. It’s no surprise then that being a mainframer at heart, I would be interested in knowing and sharing a bit of the mainframe history; it’s story. The following 5 […]