[phobos] Phobos unit tests running out of memory
andrei at erdani.com
Tue Sep 4 15:07:41 PDT 2012
On 9/4/12 9:38 PM, Rainer Schuetze wrote:
> IIRC it was removed because compile times more than doubled.
That always struck me as a simple parameter choosing problem. Can't we
set the limit at which the GC enters in action high enough so only the
few programs that really need a lot of RAM actually incur a collection?
What am I missing?
> Regarding the bail out with less than 1 GB allocated I suspect that the
> dmc runtime uses VirtualAlloc with sizes below the allocation
> granularity (which is 64kB on 32-bit windows). This waists virtual
> address space, so another allocation fails even if the actually
> allocated physical memory is well below the 2GB limit.
> The MS-cl-compiled version of dmd does not exhibit this problem (and
> compiles D code considerably faster).
Interesting. Can we fix that?
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