Re: MPS experiment successful

[Dmitry Gutov]

On 17/04/2024 17:30, Gerd Möllmann wrote:
> What MPS means for the overall speed of Emacs I find impossible to say.
> MPS doesn't seem to be slow at all though, although some slowdown can be
> expected in the client because of thread-safe allocations.
>
> Example for a confusing fact that I noticed today:
>
> Full build without MPS, -O0, checking
>
> real    26:20.01
> user    1:32:15.54
> sys     3:20.74
>
> Same build with debug MPS (-lmps-debug)
>
> real    14:07.90
> user    44:17.94
> sys     3:15.99

That sounds pretty great, though.

One might have worried that a new GC would help exchange better (lower) 
latencies for lower throughput, but that doesn't seem to be the case.