21CS Insights
Driving the Future of Mainframe Innovation
Exploring the trends, challenges, and solutions shaping enterprise IT.
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Featured Article
A First Look at OPTIMAn's New Reporting Interface
Introducing the New Reporting Interface If you've been following recent news from 21CS, you already know we released OPTIMAn, our premier performance, capacity, and cost tool. What you haven't seen...Read MoreReal Time Performance & Cost Control
August 6, 2026
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Introducing STRATUSn: Unlocking a New Era of z/OS Storage with Cloud Object Integration
By: Joshua Stiles, Senior Solution Architect, 21CSHybrid Cloud
January 28, 2026
Discover Your STRATUSn Savings
Learn how STRATUSn saves on storage, simplifies your systems, and prepares your mainframe for the next generation.