probe::nfs.aop.writepage.3stap man page

probe::nfs.aop.writepage — NFS client writing a mapped page to the NFS server

Synopsis

nfs.aop.writepage

Values

for_reclaim

a flag of writeback_control, indicates if it's invoked from the page allocator

page_index

offset within mapping, can used a page identifier and position identifier in the page frame

__page

the address of page

i_size

file length in bytes

for_kupdate

a flag of writeback_control, indicates if it's a kupdate writeback

dev

device identifier

i_flag

file flags

wsize

write size

ino

inode number

sb_flag

super block flags

size

number of pages to be written in this execution

i_state

inode state flags

Description

The priority of wb is decided by the flags for_reclaim and for_kupdate.

See Also0

tapset::nfs(3stap)

Info

March 2016 SystemTap Tapset Reference Network File Storage Tapsets