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fix(core): Correct sleep clock drift on telemetry timestamps - #23054

Merged

Lms24 merged 25 commits into

developfrom

lms/fix-core-browser-timestampInSeconds-offset-clockdrift

Oct 7, 2026

Commits on Oct 7, 2026
- fix(core): Account for clock drift on every `timestampInSeconds` call
  Lms24
  committed
  be7c340
- fix(core): Resolve monotonic times against the origin they were measured with
  
  Lms24
  and
  claude
  committed
  5dad49a
- fix(browser): Convert late-reported performance entries against their own time origin
  
  Lms24
  and
  claude
  committed
  db631fa
- fix(browser): Resolve every performance entry against its own time origin
  
  Lms24
  and
  claude
  committed
  c1c9030
- fix(browser): Check for clock drift when the page is hidden and shown
  
  Lms24
  and
  claude
  committed
  1bae40d
- fix(core): Lower the clock drift threshold to 15 seconds
  
  Lms24
  and
  claude
  committed
  ce0cd3d
- fix(core): Lower the clock drift threshold to 1 second
  
  Lms24
  and
  claude
  committed
  8a65a3a
- ref(browser): Simplify clock drift comments
  
  Lms24
  and
  claude
  committed
  90b6533
- deslop code and comments (WIP)
  Lms24
  committed
  1ba97c2
- decrease size hit in resourceTiming, switch to msToSec
  Lms24
  committed
  a02207d
- some more comments adjustments
  Lms24
  committed
  66748c6
- remove the type casts
  Lms24
  committed
  cea1097
- deslop comments
  Lms24
  committed
  107fb97
- some bundle size savings
  Lms24
  committed
  8ae13b6
- fix(core): Replace a wrong startup time origin instead of adding a segment
  
  Lms24
  and
  claude
  committed
  c8ddf07
- fix replay startTime being off
  Lms24
  committed
  eb3eae7
- fix(ember): Use the time origin from the initial load measure start
  
  Lms24
  and
  claude
  committed
  a5632dc
- ref(core): Raise max stored time origins to 100
  
  Lms24
  and
  claude
  committed
  0f3ddbd
- test(core): Cover backwards wall clock jumps in performance time conversion
  
  Lms24
  and
  claude
  committed
  1e08e04
- ref(browser): Convert performance entry timings with performanceTimeToSeconds
  
  Lms24
  and
  claude
  committed
  ab27238
- perf(core): Check for clock drift only once per task in browserPerformanceTimeOrigin
  
  Lms24
  and
  claude
  committed
  8d42392
- test(browser-utils): Use conventions constants for attribute keys
  
  Lms24
  and
  claude
  committed
  8ef79b7
- fix(browser-utils): Convert user timing timestamps with performanceTimeToSeconds
  
  Lms24
  and
  claude
  committed
  608bc3a
- fix(browser-utils): Convert user timing request start with the entry's time origin
  
  Lms24
  and
  claude
  committed
  ef9f589
- ref(core): Export performanceTimeToSeconds with the _INTERNAL_ prefix
  
  Lms24
  and
  claude
  committed
  148ff6f

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fix(core): Correct sleep clock drift on telemetry timestamps - #23054

fix(core): Correct sleep clock drift on telemetry timestamps#23054
Lms24 merged 25 commits into
developfrom
lms/fix-core-browser-timestampInSeconds-offset-clockdrift

Commits on Oct 7, 2026

fix(core): Account for clock drift on every `timestampInSeconds` call

fix(core): Resolve monotonic times against the origin they were measured with

fix(browser): Convert late-reported performance entries against their own time origin

fix(browser): Resolve every performance entry against its own time origin

fix(browser): Check for clock drift when the page is hidden and shown

fix(core): Lower the clock drift threshold to 15 seconds

fix(core): Lower the clock drift threshold to 1 second

ref(browser): Simplify clock drift comments

deslop code and comments (WIP)

decrease size hit in resourceTiming, switch to msToSec

some more comments adjustments

remove the type casts

deslop comments

some bundle size savings

fix(core): Replace a wrong startup time origin instead of adding a segment

fix replay startTime being off

fix(ember): Use the time origin from the initial load measure start

ref(core): Raise max stored time origins to 100

test(core): Cover backwards wall clock jumps in performance time conversion

ref(browser): Convert performance entry timings with performanceTimeToSeconds

perf(core): Check for clock drift only once per task in browserPerformanceTimeOrigin

test(browser-utils): Use conventions constants for attribute keys

fix(browser-utils): Convert user timing timestamps with performanceTimeToSeconds

fix(browser-utils): Convert user timing request start with the entry's time origin

ref(core): Export performanceTimeToSeconds with the _INTERNAL_ prefix