Hardware & Components / Knowledge library

JBOD — Just a Bunch of Disks

Describes exposing or aggregating disks without a RAID redundancy scheme implied by the term.

Acronym study batch 9 · reviewed 2026-10-20

Why learn JBOD — Just a Bunch of Disks?

Describes exposing or aggregating disks without a RAID redundancy scheme implied by the term.

Where it came from

Some products use JBOD differently; inspect the controller's actual disk presentation mode.

• Memory aid (a learning cue, not the expansion): Just a Bunch means no promised RAID protection.

Build your understanding

Work through these exercises in order. Try the task before opening a reference.

1. Without looking, expand JBOD: Just a Bunch of Disks.
2. Recall this memory aid: Just a Bunch means no promised RAID protection.
3. Explain the practical use: Describes exposing or aggregating disks without a RAID redundancy scheme implied by the term.
4. Explain this distinction: Some products use JBOD differently; inspect the controller's actual disk presentation mode.
5. Identify JBOD in a device specification, architecture diagram, or system inventory.

Documentation and sources

• NVM Express specifications (nvmexpress.org)
• SNIA dictionary (www.snia.org)

Catalog source: technology-maxxing. This page reproduces the existing catalog’s learning material and source links.