gecko-dev/dom/metrics.yaml

56 lines
1.8 KiB
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/.
# This file defines the metrics that are recorded by the Glean SDK. They are
# automatically converted to platform-specific code at build time using the
# `glean_parser` PyPI package.
# 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:
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
data_reviews:
- https://bugzilla.mozilla.org/show_bug.cgi?id=1759744#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
response_time:
description:
"Time between responseStart and navigationStart, in ms."
type: quantity
unit: ms
fcp_time:
description:
"Time between firstContentfulPaint and naviationStart, in ms."
type: quantity
unit: ms
js_exec_time:
description:
"Time spent executing JS during page load, in ms."
type: quantity
unit: ms
load_type:
description:
"One of normal,reload,stop,link,history,error or other."
type: string
telemetry_mirror: Page_load_Toplevel_Content