I do not know what you are saying. On NetBSD I see this with vi and vim editing the same file VSZ RSS MAXRSS COMMAND 13240 2896 2896 /usr/bin/v

I do not know what you are saying. On NetBSD I see this with vi and vim editing the same file VSZ RSS MAXRSS COMMAND 13240 2896 2896 /usr/bin/vi x.txt 45412 15212 15212 /usr/pkg/bin/vim x.txt