Home > Storage > PowerMax and VMAX > Storage Admin > Reliability, Availability, and Serviceability on PowerMax 2500 and 8500 Arrays > Terminology
PowerMax 2500 & 8500 | PowerMax 2000 &8000 |
PowerMax OS 10 -Operating System software | PowerMax OS Q2 2021 SR |
Dynamic Fabric – Core technology enabling powerful architecture | Virtual Matrix |
Node – Main storage processing unit within the base enclosure. | Director |
Node Pair – Enclosure containing two nodes and multiple I/O slots. | Engine |
Multi-node-scale-out architecture- Linear multi-dimensional scalability from 2 to 16 nodes. | Multi-controller scale- out architecture |
Persistent Memory (PMEM) – Technology built into each node that is used to store Metadata to accelerate performance and reduce battery requirement. Based on Intel® Optane™ technology. | N/A |
Dynamic Media Enclosure (DME) – Drive enclosure connected to the dynamic fabric that provides storage capacity of 48 drive slots per DME and can scale independent of compute. | Disk Array Enclosure (DAE) |
Self-encrypting drives (SEDs) - Drives with encryption. | N/A |
I/O Module | SLIC or I/O Module |
Smart Fabric Storage Software | N/A |
Flexible RAID – New RAID design offering greater levels of configuration flexibility | Local RAID |
PowerMax Data Mobility | Non-Disruptive Mobility |
PowerMax File | Embedded NAS |
Inclusive Software | Essentials Package, zEssentials Package |
Anytime Upgrade | N/A |
zHyperLink connectivity | N/A |
Hardware Root of Trust – A security term referring to the foundation on which all secure operations of PowerMax 2500/8500 depend. It contains the keys used for cryptographic functions and enables a secure boot process and prevents system boot if firmware is tampered with. | N/A |