When Hitler invaded Poland just before the Second World War he swept into the country with his tanks and dive bombers.
In one of the battles the Poles could only muster cavalry regiments, men mounted on horses with long lances and swords.
You can guess which way the battle went.
If many CIOS feel like the Polish commanders when they were confronted by the Nazi war machine they cannot be faulted. Here’s what the former CIO of Portugal Telecom who managed technology budgets of over $10bn and served 100 million customers both in Portugal and Brazil has to say about legacy apps
He explained that the complexity caused by company’s extensive legacy environment was the biggest barrier to the business as it modernizes its operations. ..
Da Silva also pointed out that the legacy environment has required a complex array of orchestration software to manage it.
.. I feel like I am trying to put cosmetic cream on to hide all the wrinkles but obviously it is not working
If you have a stack of legacy applications that form the backbone of your company you may be in clear and present danger. This is because legacy applications:
There are enough reasons to ditch legacy applications. But there is a right way to do it.
If you want to ease out legacy applications from your enterprise environment make sure that you have first covered these points.
If it looks like there is no other way than to change, make sure that:
It is imperative to transition from legacy applications. Further the transitions needs to be managed in a formalized way, preferably by a group who has the twin goals of minimizing risk and modernizing tech. And most importantly, all changes have to be implemented keeping ROI in mind.
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