kqueue of a nfs mounted file not working

[Konstantin Belousov]

On Sun, Nov 15, 2015 at 11:22:55AM +0200, Daniel Braniss wrote:
> HI,
> I???m writing a program to monitor a file using kqueue(2), if the file is local
> all is OK, but if the file is via a nfs mounted fs, it only works once.
> stat shows the file growing, but kevent is not triggered.

Does file grow due to local changes on the nfs client, or some other
client changes the file, while your client tries to get kevent notifications ?