Provided by: systemtap-doc_2.9-2ubuntu2_all 

NAME
probe::nfs.aop.readpages - NFS client reading multiple pages
SYNOPSIS
nfs.aop.readpages
VALUES
rsize
read size (in bytes)
file
filp argument
ino
inode number
rpages
read size (in pages)
dev
device identifier
nr_pages
number of pages attempted to read in this execution
size
number of pages attempted to read in this execution
DESCRIPTION
Fires when in readahead way, read several pages once
SEE ALSO
tapset::nfs(3stap)
SystemTap Tapset Reference April 2016 PROBE::NFS.AOP.R(3stap)