A quick checkup on GDI objects in the Task Manager (checkbox the GDI Objects in Columns...) might also point a finger at heavy drawer/breather indicator culprit:








https://blogs.msdn.microsoft.com/dsui_team/2013/04/23/debugging-a-gdi-resource-leak/

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A quick checkup on GDI objects in the Task Manager (checkbox the GDI Objects in Columns...) might also point a finger at heavy drawer/breather indicator culprit:

I have the same GDI object count as you approximately - 464 but currently I'm at the low end of memory usage for my workspace 1.5GB... I'll keep an eye on it when i notice that memory usage increasing... thanks.