Posts related to the mainframe world
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 […]
For the past 30 years or so it has been said that the mainframe is dead and obsolete. Unfortunately for those who wish this to be true, the mainframe is still a vital piece of our society. Unknown to most (even some C suites within major companies), the mainframe runs […]
Although many people have only heard of mainframes on movies or even believe that mainframes are an obsolete dying technology, the truth is, today mainframes are still a vital piece of technology in our society. To this date, 96 out of the world’s top 100 banks and 23 out of […]
Ever wondered how you can transfer data between z/OS and Unix System Services? Well, one of the ways you can do this is via batch job. //COPYFILE EXEC PGM=IKJEFT01 //IN DD PATH=’/tmp/file.txt’ //OUT DD DISP=SHR,DSN=USERA.USSFILE.EXAMPLE(FILEUSS) //SYSTSPRT DD SYSOUT=* //SYSTSIN DD * OCOPY INDD(IN) OUTDD(OUT) TEXT /* In this batch job, […]
What exactly is an EXIT in z/OS? An EXIT is nothing more than a subroutine invoked by a program that can be customised to implement a predefined event in the execution of that same program. Confused? In that case imagine an EXIT as a way to customise the execution of […]
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