A Brief History of (Mainframe) Time
Timing, timekeeping, time synchronization, more specifically accurate synchronization, is a key requirement for modern information technology systems. This is especially…
sysplex
Always On: Achieving continuous availability for non-data sharing workloads in a z/OS Parallel Sysplex
Introduction The z/OS Parallel Sysplex® technology provides a highly reliable, redundant, and robust environment by clustering together multiple z/OS systems with one or more coupling facilities to achieve near-continuous availability. However, simply running your workload applications in a parallel sysplex…