Re: parallel threads stalls until all thread batches are finished.

[Sergey via Digitalmars-d-learn]

On Wednesday, 23 August 2023 at 13:03:36 UTC, Joe wrote:
I use
foreach(s; taskPool.parallel(files, numParallel))
{ L(s); } // L(s) represents the work to be done.

If you make for example that L function return “ok” in case file 
successfully downloaded, you can try to use TaskPool.amap.

The other option - use std.concurrency probably.