gecko-dev/dom/metrics.yaml

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

# Adding a new metric? We have docs for that!
# https://firefox-source-docs.mozilla.org/toolkit/components/glean/user/new_definitions_file.html

---
$schema: moz://mozilla.org/schemas/glean/metrics/2-0-0
$tags:
  - 'Core :: DOM: Core & HTML'

perf:
  largest_contentful_paint:
    type: timing_distribution
    time_unit: millisecond
    description: >
        Time from navigation start to largest contentful paint.        
    bugs:
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1862939
    data_reviews:
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1862939#c5
    notification_emails:
      - perf-telemetry-alerts@mozilla.com
    expires: never
    telemetry_mirror: PERF_LARGEST_CONTENTFUL_PAINT_MS
  largest_contentful_paint_from_response_start:
    type: timing_distribution
    time_unit: millisecond
    description: >
        Time from response start to largest contentful paint.        
    bugs:
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1862939
    data_reviews:
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1862939#c5
    notification_emails:
      - perf-telemetry-alerts@mozilla.com
    expires: never
    telemetry_mirror: PERF_LARGEST_CONTENTFUL_PAINT_FROM_RESPONSE_START_MS
  page_load:
    type: event
    description: >
        Recorded when a top level content document has been loaded.        
    bugs:
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1759744
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1799727
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1834774
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1862939
    data_reviews:
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1759744#c5
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1799727#c4
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1834774#c3
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1862939#c5
    notification_emails:
      - perf-telemetry-alerts@mozilla.com
      - dpalmeiro@mozilla.com
    expires: never
    extra_keys:
      load_time:
        description:
          "Time between loadEventStart and navigationStart, in ms."
        type: quantity
        unit: ms
      dns_lookup_time:
        description:
          "Time taken to perform dns lookup of the top level document, in ms."
        type: quantity
        unit: ms
      response_time:
        description:
          "Time between responseStart and navigationStart, in ms."
        type: quantity
        unit: ms
      fcp_time:
        description:
          "Time between firstContentfulPaint and navigationStart, in ms."
        type: quantity
        unit: ms
      lcp_time:
        description:
          "Time between largestContentfulPaint and navigationStart, at the point of onLoad firing, in ms. This may differ from the final LCP value as reported through the LCP histogram."
        type: quantity
        unit: ms
      js_exec_time:
        description:
          "Time spent executing JS during page load, in ms."
        type: quantity
        unit: ms
      redirect_time:
        type: quantity
        description:
          "Time spent in redirections for the top level document."
        unit: ms
      redirect_count:
        description:
          "Number of redirections for the top level document."
        type: quantity
        unit: integer
      load_type:
        description:
          "One of normal,reload,stop,link,history,error or other."
        type: string
      same_origin_nav:
        description:
          "If true, a normal navigation was performed on the same origin."
        type: boolean
      http_ver:
        description:
          "Version of HTTP protocol used."
        type: quantity
        unit: integer
      trr_domain:
        description:
          "TRR domain used."
        type: string
    send_in_pings:
      - pageload

bloburl:
  resolve_stopped:
    type: counter
    description: >
      Counts how many times we do not resolve a blob URL
      because of different partition keys      
    bugs:
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1843158
    data_reviews:
      - https://bugzilla.mozilla.org/show_bug.cgi?id=1843158
    data_sensitivity:
      - technical
    notification_emails:
      - amadan@mozilla.com
    expires: 127
    telemetry_mirror: BLOBURL_RESOLVE_STOPPED