The 2025 Arcati report established that hybrid architecture had become the dominant model for organizations running IBM Z. The new 2026 survey reinforces that conclusion and advances it. Across the 2026 responses, the mainframe is consistently described as operating...
Mainframe modernization, upgrade cadence, and tooling decisions are shaped as much by workforce structure as by technology. The 2026 survey reflects a notable shift in respondent mix while reinforcing continuity in operating models. Importantly, the 2026 workforce...
How is mainframe usage changing — and what does that tell us? Across the 2026 survey, respondents report moderate growth or stable mainframe usage, with a smaller group indicating declines. Several forward-looking questions were introduced in 2025 to enhance...