std.allocator: FreeList uses simple statistics to control number of items

[via Digitalmars-d]

On Wednesday, 20 May 2015 at 17:28:50 UTC, Andrei Alexandrescu 
wrote:
> 1. How to update Pmiss efficiently? Most allocations should be 
> fast, so it shouldn't be update with every call to allocate(). 
> What I have now is I update every K calls.

Have you measured whether it actually makes a difference? I would 
expect memory access latency to dominate, at least in some 
scenarios.