GC pathological case behaviour

[Martin Nowak via Digitalmars-d]

On Tuesday, 28 June 2016 at 21:20:01 UTC, Ola Fosheim Grøstad 
wrote:
> Not necessarily, if the 10K allocations results in system 
> calls, but try to remove the 1ms delay, set setMaxMailboxSize 
> to a millon and set it to ignore. (i.e. if the box is full you 
> bypass sending).

Yes your overflowing your MessageBox, nothing the GC can do about 
that.
BTW, try --DRT-gcopt=profile:2 or so.