{
 "id": "4.02a",
 "slug": "ems-system-integration-and-rack-level-test-rack-test",
 "url": "/parts/servers-racks-and-integration/ems-system-integration-and-rack-level-test-rack-test",
 "name": "Rack test",
 "qualifiers": null,
 "layer": {
  "id": 4,
  "name": "Servers, racks & integration"
 },
 "parent_id": "4.02",
 "children": [],
 "summary": "Dedicated test cells and instrumentation that exercise a fully assembled rack under load before it ships, distinct from chip- or board-level test earlier in the chain.",
 "description_md": null,
 "ai_delta": null,
 "bottleneck_status": null,
 "scale_tiers": [],
 "density_modes": [],
 "scale_notes": null,
 "flow": [
  "compute",
  "power"
 ],
 "companies": [
  {
   "company_id": "chroma",
   "name": "Chroma",
   "role": "manufacturer",
   "confidence": "inferred",
   "ownership_type": "public",
   "ticker": "2360.TW",
   "product_note": null,
   "note": null,
   "source_url": null
  },
  {
   "company_id": "keysight",
   "name": "Keysight",
   "role": "manufacturer",
   "confidence": "inferred",
   "ownership_type": "public",
   "ticker": "KEYS",
   "product_note": null,
   "note": null,
   "source_url": null
  }
 ]
}