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Insights and Innovation

What to Ask Before Choosing a VSAM File Sharing Strategy

A VSAM file sharing strategy should be evaluated for more than concurrent access. Teams should also ask about data integrity, application code changes, recovery, performance, implementation effort, operational fit, and vendor commitment.

The Batch Window Is Not a Business Strategy

The nightly batch window may feel normal, but it creates downtime, stale data, operational risk, and missed business opportunity. SYSB-II helps mainframe teams keep CICS and VSAM applications available while selected batch jobs run.

SYSB-II, CICS, and VSAM Glossary

Plain-English definitions of the SYSB-II, CICS, and VSAM terms used throughout the SYSB-II blog series — batch window, file sharing, journaling, backout, syncpoint, and more.