metrics.json

[
  {"name": "TTFB", "description": "Time to First Byte", "unit": "milliseconds"},
  {"name": "render", "description": "startRender", "unit": "milliseconds"},
  {"name": "firstPaint", "description": "Time to First Non-Blank Paint", "unit": "milliseconds"},
  {"name": "timeToContentfulPaint", "description": "Time to First Contentful Paint", "unit": "milliseconds"},
  {"name": "domContentFlushed", "description": "DOM-content flush time (duration)", "unit": "milliseconds"},
  {"name": "timeToFirstInteractive", "description": "Time to First Interactive", "unit": "milliseconds"},
  {"name": "pageLoadTime", "description": "Page load: loadEventStart - fetchStart", "unit": "milliseconds"},
  {"name": "SpeedIndex", "description": "SpeedIndex", "unit": "milliseconds"},
  {"name": "bytesInDoc", "description": "Total Bytes in Doc", "unit": "bytes"},
  {"name": "visualComplete", "description": "Time to Visual Complete", "unit": "milliseconds"},
  {"name": "requestsFull", "description": "Number of HTTP(s) Requests", "unit": "count"}
]