I have a customer with a brand new Mac Pro with tons of memory (and two 49 inch 
curved screens!) running Big Sur and he sent a video showing slow performance 
when populating a half dozen text fields from a custom property - took about 3 
seconds (in a standalone).

Marty

> On Dec 14, 2020, at 11:04 AM, J. Landman Gay via use-livecode 
> <[email protected]> wrote:
> 
> My client is running Big Sur and says that changing cards in a stack causes a 
> very slow, stuttering display. The background image appears in chunks and 
> text in the fields comes in as sequential pieces. The order of the display 
> varies, sometimes the text appears first, sometimes the background image. The 
> first few cards are fairly normal, but as she pages through the stack it gets 
> slower.
> 
> I had her watch Activity Monitor and CPU usage goes up as she navigates 
> through cards. At first the display is fairly normal but each successive card 
> change increases CPU useage a little bit. She stopped when usage got to about 
> 50% when she said it was unusable. This was in the IDE. She says the 
> standalone is even slower.
> 
> Has anyone seen this? On Mojave and Catalina everything is fine.
> 
> -- 
> Jacqueline Landman Gay         |     [email protected]
> HyperActive Software           |     
> https://www.google.com/url?q=http://www.hyperactivesw.com&source=gmail-imap&ust=1608577545000000&usg=AOvVaw3zEkEOx8Qa_NdgiKshX9KD


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