Hi. What are you doing with that many widgets? Please read the words of these nodes

Re^5: Perl tk gui hangs when large data thrown to it

Re: perl tk mainwindow capability (virtual tree widget, huge amounts of data, pageination)

Re: Perl/Tk Freezes up on Exit ( virtual Tk::Table)

try a frame?

Try use Tcl::pTk::TkHijack to compare how it runs in tcl

issues like these can be worked around or fixed,its just work

Tk vs Tcl::pTk speed image

https://stackoverflow.com/questions/38312592/tkinter-performance-when-packing-many-widgets

fingers crossed jquery binding too many event handlers