probe::nfs.aop.readpage
NFS client synchronously reading a page
- Provided by: systemtap-doc (Version: 4.6-2)
- Source: systemtap
- Report a bug
SYNOPSIS
nfs.aop.readpage
VALUES
dev
device identifier
file
file argument
ino
inode number
rsize
read size (in bytes)
i_size
file length in bytes
i_flag
file flags
page_index
offset within mapping, can used a page identifier and
position identifier in the page frame
sb_flag
super block flags
__page
the address of page
size
number of pages to be read in this execution
DESCRIPTION
Read the page over, only fires when a previous async read operation failed