My wish for 2015...
Vic via Digitalmars-d
digitalmars-d at puremagic.com
Tue Dec 23 20:49:42 PST 2014
On Saturday, 20 December 2014 at 22:11:35 UTC, Xinok wrote:
> I'm going to make a stark proposal to the you all, the
> community and all D users as whole. I wish for us to set an
> ultimate goal to be made top priority and complete by the end
> of next year. My wish is to resolve the issue of memory
> management for D by the end of 2015. This is a significant
> issue that has affected most of us at one point or another. I
> think this gives D a bad rap more than anything else and is a
> point of contention for many, especially those with a
> background in C/C++.
>
> I think the problem of memory management can be reduced to two
> points:
> (1) The garbage collector for D is sub-par.
> (2) There are too many implicit allocations in Phobos.
>
> I think three goals need to be met for the problem of memory
> management to be satisfied:
> (1) We need a precise garbage collector. The fact that a
> garbage-collected language experiences memory leaks truly
> reflects poorly on on D.
> (2) Furthermore, we need to improve the performance of the
> garbage collector. There are some things the developer can do
> to reduce the time and frequency collection cycles, but the
> current situation is far from optimal.
> (3) We need a viable alternative to the garbage collection.
> Whether that be allocators, ref counting, or full-fledged
> manual memory management, there is great demand for the ability
> to use D without the GC with little hassle.
>
> I sincerely believe that this is the greatest issue facing D
> today and something that should have been resolved a long time
> ago. The fact that relatively simple programs can crash with
> out-of-memory errors (especially 32-bit executables) and
> high-performance code experiences frequent or lengthy
> collection cycles means we have a bad situation on our hands.
>
> Things like @nogc are a start but much more needs to be done.
> I'm not hoping for an optimal solution, nor am I expecting a
> state-of-the-art garbage collector. I think we should simply
> aim for "good enough". Then once we have a better memory
> management scheme, we can begin incorporating these changes
> into Phobos.
>
> What do you all think? Can we make improving memory management
> the top priority for 2015 with the goal of developing an
> adequate solution by the end of next year?
+1. Seems like a reasonable compromise.
(but to be a negative Nancy: to be realistically achieved: it
must be the only goal and w/ a laser focus. D community still has
to demonstrate discipline, here is an inspiration:
http://youtube.com/watch?v=iYWzMvlj2RQ ).
Still cheers and hope, Vic
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