Provided by: systemtap-doc_2.3-1ubuntu1.4_all 

NAME
probe::nfsd.unlink - NFS server removing a file or a directory for client
SYNOPSIS
nfsd.unlink
VALUES
filelen
the length of file name
type
file type (file or dir)
filename
file name
fh
file handle (the first part is the length of the file handle)
client_ip
the ip address of client
SystemTap Tapset Reference March 2016 PROBE::NFSD.UNLINK(3stap)