The VolSync add-on for Red Hat Advanced Cluster Management (ACM) is a lightweight option to back up Kubernetes PVs for failover in case of disaster or maintenance.
Mobile cell sites—cell on wheels and cell on light truck—keep mobile networks available during disasters. Here's what they can teach about enterprise architecture.
Assessing what went wrong after an outage requires a systematic approach. Here is why I've shifted from Root Cause Analysis (RCA) to Causal Analysis based on System Theory (CAST) in my retrospectives.