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  2. IBM FlashSystem Glossary
Glossary

IBM FlashSystem Glossary

Definitions for FlashSystem, FlashCore Module, FCM, IBM Storage Virtualize, Safeguarded Copy, Cyber Vault, usable capacity, and storage migration terms.

C

  • Cyber Vault ... A controlled recovery architecture that uses isolated or protected storage copies to support clean recovery after a cyber event.

E

  • Effective Capacity ... Usable storage capacity after a compression or deduplication assumption has been applied.

F

  • FlashCore Module ... IBM FlashSystem flash media technology designed for density, data reduction, telemetry, and cyber resilience features.
  • FlashSystem ... IBM's family of enterprise flash storage systems built around Storage Virtualize data services.

I

  • IBM Storage Virtualize ... IBM's storage software layer that provides virtualization, copy services, replication, and data services across FlashSystem and related systems.

R

  • Ransomware Detection ... FlashSystem cyber resilience capability using storage-layer telemetry and IBM detection models to identify suspicious data behavior.

S

  • Safeguarded Copy ... IBM Storage Virtualize protected point-in-time copy function used in cyber-resilient recovery planning.
  • Storage Assurance ... IBM lifecycle program for eligible FlashSystem models, including upgrade, support, capacity, migration, and guarantee concepts.

U

  • Usable Capacity ... The storage capacity available for workloads after protection and system overhead, before optional data reduction assumptions.
FlashSystem AS/400 Center

IBM FlashSystem Decision Center

A structured IBM FlashSystem decision center built around buyer questions: which model fits, what usable capacity means, how FCM differs from standard NVMe, what replaces Storwize or older FlashSystem gear, and how storage resilience fits an IBM Power estate.

Models

  • FlashSystem Models
  • FlashSystem Specs
  • Sizing & Usable Capacity

Decisions

  • IBM i & Power Fit
  • FCM vs NVMe
  • Quote Checklist

Migration

  • Storwize Migration
  • Cyber Resilience
  • HA / DR Architecture

Directory

  • Model Directory
  • Decision Areas
  • Sourcing Vendors

Portfolio

  • AS400System.com
  • Power 11 AS/400 Systems
  • Power 9 AS/400 Systems
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IBM, AS/400, IBM i, IBM Power, FlashSystem, FlashCore, Storwize, Storage Virtualize, Storage Insights, and Safeguarded Copy are trademarks or registered trademarks of International Business Machines Corporation. FlashSystem AS/400 Center is independently operated and is not affiliated with, endorsed by, or sponsored by IBM. Learn more.