Provided by: systemtap-doc_3.1-3ubuntu0.1_all 

NAME
probe::nfsd.proc.lookup - NFS server opening or searching for a file for client
SYNOPSIS
nfsd.proc.lookup
VALUES
filename
file name
uid
requester's user id
proto
transfer protocol
filelen
the length of file name
version
nfs version
client_ip
the ip address of client
fh
file handle of parent dir (the first part is the length of the file handle)
gid
requester's group id
SEE ALSO
tapset::nfsd(3stap)
SystemTap Tapset Reference March 2016 PROBE::NFSD.PROC(3stap)