> >honestly, i'm not sure why people hate to disable merging so much.
> >merging don't solve kva or memory fragmentation.
> >it only solve map entry fragmentation, which can be solved by
> >vmem-like chunking.  am i missing some points?
> 
> Because it's just wasteful and slow things down.  18K+ map entries
> *must* have a performance hit.

do you mean, things like vmem won't work?

YAMAMOTO Takashi