https://bugs.kde.org/show_bug.cgi?id=510886
Bug ID: 510886
Summary: kickoff takes too long to open
Classification: Plasma
Product: plasmashell
Version First 6.4.5
Reported In:
Platform: Fedora RPMs
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: Application Launcher (Kickoff) widget
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected], [email protected]
Target Milestone: 1.0
SUMMARY
kickoff takes ~150ms to open after i release the <super> key on my keyboard.
runing a profile on plasmashell process while spamming the super key reveals
that it spends quite some time on PlasmaTheme::syncColors()
STEPS TO REPRODUCE
1. press and release <super> key
2. wait for kickoff to show up
OBSERVED RESULT
kickoff shows up 150ms after the key is released
EXPECTED RESULT
kickoff shows up 33.3ms to 66.6ms after the key is released
SOFTWARE/OS VERSIONS
Operating System: Fedora Linux 42
KDE Plasma Version: 6.4.5
KDE Frameworks Version: 6.19.0
Qt Version: 6.9.2
Kernel Version: 6.16.12-200.fc42.x86_64 (64-bit)
Graphics Platform: Wayland
Processors: 16 × AMD Ryzen 7 9800X3D 8-Core Processor
Memory: 32 GiB of RAM (30.5 GiB usable)
Graphics Processor 1: NVIDIA GeForce RTX 4070 Ti SUPER (580.95.05)
Graphics Processor 2: AMD Radeon Graphics
Manufacturer: ASUS
ADDITIONAL INFORMATION
attached is a 480fps video sped down to 30 demonstrating the issue (the light
flicker is at 60hz so you can that as a time reference)
will also attach a flame graph and the perf trace
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