Architects' Tech Alliance

Sep 19, 2017 · Industry Insights

Unlocking Dual‑Active Storage: Inside HDS’s HAM and GAD High‑Availability Architecture

This article explains HDS’s High Availability Manager (HAM) and Global Active Device (GAD) technologies, detailing how they virtualize mirrored LUNs, use TrueCopy replication, arbitration mechanisms, and various network topologies to provide seamless active‑active storage, support for NAS, and flexible clustering across data centers.