Wilco Dijkstra writes:

> Hi,
>
>> The next question is whether the splitting of one huge page causes the whole
>> stack mmap to use small pages too.
>
> Btw if it wasn't obvious, you can trivially check this by creating threads that use
> 3MB of stack. Then the RSS per thread should be either 3MB (only small pages,
> no RSS loss!), 4MB (2 large pages, no RSS loss), 5 MB (3MB small pages, 2MB loss)
> or 6MB (2 large pages, 2MB loss).
>
> Cheers,
> Wilco