Re: [Caml-list] A question about GC.

[Guillaume Yziquel <guillaume.yziquel@gmx.ch>]

Le Monday 13 Jun 2011 à 14:21:00 (+0200), Gerd Stolpmann a écrit :
> 
> Your problem sounds a bit like as if the custom blocks were allocated
> with the wrong parameters. Remember caml_alloc_custom has four
> parameters:
> 
> caml_alloc_custom(ops, size, used, max)
> 
> Often one sets here used=0 and max=1, but this may be totally wrong if
> you allocate larger blocks.

muddy.c does exactly that. However, I have no idea about the size of the
blocks or data pointed to by the block.

> Better set used=1, and max is the number of
> custom block allocations until the major GC is triggered. (Imagine there
> is a water level variable w, and for every allocation w:=w+used/max, and
> if w exceeds 1.0 the water tank is full, and another major GC is
> triggered.)
> 
> Maybe this helps.
> 
> Gerd

-- 
     Guillaume Yziquel