Get largest heap object at runtime? ...tracking the leak

[Dmitry Olshansky]

On Sunday, 21 January 2018 at 17:28:13 UTC, Andres Clari wrote:
> Hi, is there any way to get from the GC all allocated objects, 
> so I can see their size and find where I'm leaking memory? Or 
> perhaps a good tool to help with this issue...
>
> I tried building my program with "profile-gc" but I got an 
> invalid MemoryOperationError with no stack trace... so no luck 
> using that. And the leak is only obvious when running in 
> production, where after 6 hours I've seen 1.5Gb of memory usage.


Are you by chance using vibe.d?
In versions 0.8.x I observe a huge memory leak. Might be your 
problem.

>
> Right now, I'm able to extend the life of my program by 
> injecting calls to:
> GC.collect
> GCminimize
>
> Within an event that happens every 5 seconds, which I estimate 
> will give me about a week before the program's memory is again 
> at +1.5Gb.