For the foreseeable future, the mainframe will remain a critical part of business operations. Thousands of organizations rely on mainframes to handle increasing workloads. However, many IT leaders are losing sleep over real customer concerns: massive staffing risks as experts retire, aging systems and unsupported hardware, and highly unpredictable costs.
When facing these triggers, many organizations realize they don't even know where to start. The challenge is that as workloads grow, so do risks, uncertain expenses, and a host of complex mainframe management questions.
While there are many challenges mainframe users must face, here are five uncertainties that organizations are struggling to resolve, along with some practical paths forward:
Today's workforce expects intuitive, web-based interfaces. However, the sheer number of legacy mainframe applications used internally makes it daunting to create a new interface for each one. This UI challenge is a major driver for legacy system modernization. Without intervention, businesses face a severe skills shortage, as younger staff struggle to navigate green screens.
Fortunately, many organizations adopt session management solutions with web interfaces to enable browser-based access to legacy mainframe applications.
By supporting these modernization approaches, organizations can broaden access to mainframe environments beyond highly specialized legacy experts. This approach can reduce reliance on traditional terminal emulators and help control overall mainframe operating costs.
There is often deep confusion between modernization and migration. Mainframes are still highly modern, powerful platforms and are not inherently obsolete. However, many organizations feel pressure to modernize due to concerns about legacy systems.
Key challenges of modernizing legacy mainframe applications include:
Today, there are proven approaches to reduce risk and improve flexibility.
Common mainframe migration and modernization strategies include:
A successful approach depends on addressing staffing gaps and choosing the right path, whether that’s modernization in place or migration to a new architecture.
Mainframes are increasingly burdened by mobile apps and digital interfaces, leading to costly, expertise-dependent data center overhead. Many organizations are desperately seeking to reduce mainframe costs, but are reacting to unpredictable software licensing and infrastructure expenses rather than proactively managing them.
Effective mainframe management services can help transition your business from a reactive panic to a proactive strategy. Outsourcing mainframe management to an experienced partner can help identify and address issues before they escalate into major expenses.
Whether exploring mainframe migration to cloud or optimizing on-premises resources, the right partner focuses on stabilizing your budget. Achieving mainframe cost reduction means reducing total cost of ownership and positioning the platform for safer, more streamlined modernization.
As IT leaders embrace Agile across distributed environments, the mainframe is often left behind in a silo. Ignoring mainframe DevOps can create bottlenecks and slow innovation, while forcing legacy systems into rapid workflows can introduce risk.
Common challenges when adopting mainframe DevOps include:
Key strategies for successful mainframe DevOps integration:
The goal is to create a unified environment where the mainframe operates as part of a modern DevOps ecosystem without compromising stability.
Locked-in data and a shrinking pool of legacy experts make it risky to maintain older databases. Customers often search for mainframe support because they need to free their data from legacy constraints, but are terrified of disrupting core operations.
Modern mainframe management makes it easier to securely expose and share data using APIs. This connectivity is a cornerstone of mainframe modernization, making it simple to seamlessly communicate changes between the mainframe and other platforms. Whether you are executing a mainframe migration to cloud or keeping data on-premises, exposing this data via APIs ensures accessibility. This approach to mainframe application migration and database integration ensures your data is actionable, not trapped.
Organizations will continue to face unpredictable triggers and management challenges. By partnering with skilled mainframe management experts, businesses can navigate the complexities of legacy system modernization, achieve reliable cost reductions on the mainframe, and confidently adapt to the future.
Modernizing mainframe systems is a strategic imperative for any organization aiming to maintain a competitive edge. By partnering with the right experts and leveraging proven strategies, businesses can unlock the full potential of their legacy systems, optimize costs, and build a more agile, scalable IT infrastructure.
While the path to modernization is complex, the right support transforms these challenges into opportunities for innovation and sustainable growth.
To explore how to modernize and optimize your IT systems, contact FNTS. Our experts can provide tailored solutions that align with your organization's unique goals and challenges.
(Editor's Note: This article was originally published in July 2018 and was recently updated.)