Tagged With mainframes

Predicting the future is near impossible -- but that doesn‘t stop us all from having a red hot go. Human beings have been predicting the future since the beginning of history and the results range from the hilarious to the downright uncanny.

One thing all future predictions have in common: they‘re rooted in our current understanding of how the world works. It‘s difficult to escape that mindset. We have no idea how technology will evolve, so our ideas are connected to the technology of today.

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The NZ Transport Agency avoided a $70 million rebuild of its driver and vehicle registration system via a carefully-planned migration that moved ageing mainframe apps onto a modern Windows server environment. Its experience provides 10 useful lessons in how to manage large-scale app migrations while minimising risks and costs.

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Mainframes are an extraordinary story of technology survival, having lasted from the very beginning of the computing era and survived PC-based computing, Y2K code rewrites and the onset of cloud. But what would drive someone to buy a new mainframe today?

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Cloud computing promises us flexible and reliable service delivery based on charging for what we use, but that's a model which mainframe computing has been using for decades. How will the use of mainframes evolve in the future?

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You might think that we live in a mobile device era, but many of the services delivered to our phones are still drawing on mainframe computing power. And that legacy doesn't come cheap: a survey of 590 mainframe users suggests that in companies that still use mainframes, 30 per cent of the total IT budget is dedicated to maintaining them.