Asyncify doesn't have a way to "emulate" threads atm (but it would be
possible in theory, with work).

However, using Asyncify and calling emscripten_sleep(0) is an easy way to
let the browser event loop run, and allow a Worker thread to start up.

On Sat, May 9, 2020 at 9:26 AM Jukka Jylänki <[email protected]> wrote:

> If your threads are not starting, your main browser thread code is
> synchronously depending on them after their creation. Refactor the
> code to not assume that the threads would be synchronously available
> after creation, but periodically yield back to the main thread browser
> event loop after the thread creation.
>
> With such structure, you can set -s PTHREAD_POOL_SIZE=0.
>
> There is no possibility to have an infinite/unbounded number of
> synchronously available threads on the web. Although by using asyncify
> emulation, that might be possible, but not sure if asyncify handles
> this atm?
>
> la 9. toukok. 2020 klo 12.42 Talha Enes Ayrancı
> ([email protected]) kirjoitti:
> >
> > Probably this is the case. New threads don't start. So I need give
> higher values to PTHREAD_POOL_SIZE.
> >
> > But I think this is not a healty solution. Because as the number of
> threads increases, RAM usage increases. What is your advices?
> >
> > 9 Mayıs 2020 Cumartesi 07:57:05 UTC+3 tarihinde Sam Clegg yazdı:
> >>
> >> But doesn't the PTHREAD_POOL_SIZE just determine how many initial
> threads to create?
> >>
> >> IIRC you can still create more threads than that at runtime.. up until
> you run out of machine resources.     i.e. PTHREAD_POOL_SIZE is not an
> upper limit on the total number of threads.
> >>
> >> The only caveat is that new threads don't actually start until you
> return to the event loop (at least when they are started from the main
> thread).
> >>
> >> On Fri, May 8, 2020 at 1:42 PM Alon Zakai <[email protected]> wrote:
> >>>
> >>> If you want the ability to pick PTHREAD_POOL_SIZE at runtime, you can
> do that by setting PTHREAD_POOL_SIZE to something like
> "Module.pthreadPoolSize", and build with MODULARIZE. Then you can pass in {
> pthreadPoolSize: .. } when you create an instance, and give it the pool
> size at runtime there.
> >>>
> >>> (Maybe I didn't understand the description, but if your program itself
> uses more threads depending on the size of the file, you may need to make
> the program use up to a fixed number of threads.)
> >>>
> >>>
> >>> On Fri, May 8, 2020 at 8:31 AM Talha Enes Ayrancı <[email protected]>
> wrote:
> >>>>
> >>>> Hi. I have a image processing app with coding C++. When I compile my
> codes with USE_PTHREAD=1 flag, compiled code is not working. Nothing
> happening on Chrome. And when I add PTHREAD_POOL_SIZE flag, it's working.
> But my thread size is different for every file. Big files are using more
> threads than small sized files. Thread count is increasing to 40-50 and
> more and more..
> >>>> 50 POOL_SIZE is so big value. What can I do?
> >>>>
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