{
  "slug": "write-amplification",
  "term": "Write amplification",
  "aliases": [
    "WA"
  ],
  "definition": "The ratio of physical media writes to host writes, often greater than one on flash SSDs due to garbage collection.",
  "note": "",
  "status": "shipping",
  "advantages": [],
  "limitations": [],
  "related": [
    "ftl",
    "garbage-collection",
    "qlc",
    "trim"
  ],
  "supersedes": [],
  "supersededBy": [],
  "firstSeen": null,
  "lastSeen": null,
  "citations": [
    {
      "id": "c1",
      "title": "Write amplification",
      "url": "https://en.wikipedia.org/wiki/Write_amplification",
      "accessed": "2026-03-26"
    }
  ]
}