Provided by: systemtap-doc_2.9-2ubuntu2_all 

NAME
probe::nfs.fop.open - NFS client file open operation
SYNOPSIS
nfs.fop.open
VALUES
ino
inode number
i_size
file length in bytes
file_name
file name
flag
file flag
dev
device identifier
SEE ALSO
tapset::nfs(3stap)
SystemTap Tapset Reference April 2016 PROBE::NFS.FOP.O(3stap)