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Missing timeline events in performance data export #9731

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#10055
Open
Missing timeline events in performance data export#9731
#10055
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P2important to work on, but not at the top of the work list.devtools-offlinedevtools-performance-screenIssues with the Performance screen

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@elliette
elliette
opened on Mar 19, 2026

A few things I noticed:

  • Timeline events only show up in the exported data if the timeline events if the "Timeline Events" tab in the performance panel has been clicked and loaded.
  • Additionally, sometimes a frame needs to be selected first before the events show up in the export.

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  1. elliette
    added
    devtools-performance-screenIssues with the Performance screen
    devtools-offline
    P1high priority issues at the top of the work list, actively being worked on.
    P2important to work on, but not at the top of the work list.
    and removed
    P1high priority issues at the top of the work list, actively being worked on.
    on Mar 19, 2026
  2. elliette
    added a parent issue on Mar 26, 2026
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