{
  "slug": "active-lba-range",
  "term": "Active LBA range",
  "aliases": [
    "benchmark address range"
  ],
  "definition": "The specified logical-block address interval available to a storage test or its preparation workload.",
  "note": "Record the start and end addresses, not only a working-set size. A chosen test interval does not itself describe device occupancy, previous writes or the distribution of accesses inside that interval.",
  "related": [
    "ssd-preconditioning",
    "ssd-steady-state",
    "over-provisioning"
  ],
  "limitations": [
    "The same address span can be accessed sequentially, uniformly randomly or with hotspots",
    "A host-visible interval does not identify physical NAND placement"
  ],
  "citations": [
    {
      "id": "snia",
      "title": "SNIA. Solid State Storage Performance Test Specification, version 2.0.2 (1 October 2020), definitions 2.1.1, 2.1.3, 2.1.6, 2.1.13, 2.1.18 and 2.1.24.",
      "url": "https://www.snia.org/sites/default/files/2025-02/SNIA-SSS-PTS-2.0.2.pdf",
      "accessed": "2026-10-11"
    },
    {
      "id": "hesela-windows",
      "title": "Hesela: SSD steady state is not a timer; original numerical examples and limits",
      "url": "https://hesela.com/analyses/ssd-steady-state-is-not-a-timer/",
      "accessed": "2026-10-11"
    }
  ],
  "status": "shipping",
  "advantages": [],
  "supersedes": [],
  "supersededBy": [],
  "firstSeen": null,
  "lastSeen": null,
  "updated": "2026-10-12"
}