Enterprise Applications

Porting an Enterprise App to System Z – My Experience Pt.3

Part 3 of 4: The Bad

As I’ve explained in Part 1 Basics and Part 2 Good, I did a proof of concept port of an Enterprise Application from Amazon Web Services on x86 to Linux on System z in 2017. The good news was I got to the point I needed to, the bad news was it was more than difficult to get there.

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Enterprise App

Porting an Enterprise App to System Z – My Experience

Part 1 of 4: The Basics

At the end of 2016 and lasting a few months into 2017, I completed a proof of concept port of a large Enterprise Application that had been running on the Amazon Web Service Cloud to Linux for System z. This was a Docker based application written in Java…so of course, it would be trivial to port. WRONG. While the application is in Java, it called many pieces of open source code. Much of that code hadn’t been ported to System z yet or wasn’t widely adopted. What I thought was a very simple exercise turned into a six month effort.

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What’s waiting round the mainframe corner?

Anyone who has been working on mainframes for any length of time knows that things are always changing. Many people can remember when DB2 was new (1983), the client-server period, and the need for Service-Oriented Architecture (SOA). And, I’m sure, can come up with a much longer list. I don’t want to look backwards at old ideas, I want to take a whirlwind look at what’s coming soon to (at least) a presentation near you.

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