[Info-vax] Apache + mod_php performance

John Dallman jgd at cix.co.uk
Tue Oct 1 15:29:00 EDT 2024


In article <vdhctr$2qrst$1 at dont-email.me>,
clubley at remove_me.eisner.decus.org-Earth.UFP (Simon Clubley) wrote:
> On 2024-10-01, John Dallman <jgd at cix.co.uk> wrote:
> > On at least Android and iOS, developers are warned that if the 
> > GUI thread is unresponsive to events for more than a few seconds, 
> > the OS will assume that it has hung or is infinite looping, and 
> > will start popping up warnings and/or killing the application. 
> > The GUI thread is required to start other threads to do anything
> > that may take significant time.
> 
> Exactly. And at least on Android (I don't know about iOS), those new
> threads have no direct access to the GUI, the GUI event queue, or 
> its widgets.

>From the documentation I was reading about Clang sanitizers in Xcode,
other threads can access the GUI but should not. Apple created a special
sanitizer to find them. 

John 


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