Memory management and local GC?

[IGotD-]

On Monday, 2 November 2020 at 14:44:08 UTC, Steven Schveighoffer 
wrote:
>
> You don't necessarily need to assign regions to threads. You 
> could potentially use one region and assign different pools to 
> different threads. If the GC doesn't need to scan shared data 
> at all, then it's a matter of skipping the pools that aren't 
> interesting to your local GC.
>
> As long as a pool never gets moved to another thread, you can 
> avoid most locking.

Can't you spread the allocations out just like contemporary C-lib 
mallocs do in order to reduce locking? This way the GC can work 
just as before for the programmer. I would go for automatic 
solutions as far as possible without involving the programmer or 
changing the language.