Provided by: systemtap-doc_2.9-2ubuntu2_all 

NAME
probe::nfs.fop.sendfile - NFS client send file operation
SYNOPSIS
nfs.fop.sendfile
VALUES
ppos
current position of file
attrtimeo
how long the cached information is assumed to be valid. We need to revalidate the cached attrs for
this inode if jiffies - read_cache_jiffies > attrtimeo.
dev
device identifier
ino
inode number
cache_time
when we started read-caching this inode
count
read bytes
cache_valid
cache related bit mask flag
SEE ALSO
tapset::nfs(3stap)
SystemTap Tapset Reference April 2016 PROBE::NFS.FOP.S(3stap)