"'YourPlugin' might be slowing things down" reported when invoking the IDE's SynchronizeAction from the EDT

[yuriy.artamonov]

See also

Analyzing UI freezes in plugins guide

Plugin authors inevitably encounter exceptions and UI freezes in user reports. These issues are often extremely difficult to investigate, as concurrency is a rather difficult domain. [Freezes detected] To simplify such investigations, let us present our guide on the reasons for UI freezes by Konstantin Nisht! Moreover, you can easily start analyzing thread dumps using the built-in Analyze Stacktrace or Thread Dump action. Copy the text to the clipboard and call the action from Search Every…