Reading Time: 2 minutes One old (and now quite not used anymore) storage concept was about the Frame vs. frame-less architectures. Those terms are from the past decades and where used (especially from Dell-EqualLogic) to identify how storage controllers are dedigned and how they can scale: Frame-based storage contain individual components that scale independently (you can add more cache, network connections, disks, software, etc.) until it’s maxiums and until the product is still supported. Usually you have two storage controllers and one ore more shelves of disks. Frame-less storage is modular where each “module” include it’s own storage processors, […]