probe::nfs.aop.write_begin.3stap - Man Page
NFS client begin to write data
Synopsis
nfs.aop.write_begin
Values
- offset
start address of this write operation
- page_index
offset within mapping, can used a page identifier and position identifier in the page frame
- to
end address of this write operation
- ino
inode number
- __page
the address of page
- size
write bytes
- dev
device identifier
Description
Occurs when write operation occurs on nfs. It prepare a page for writing, look for a request corresponding to the page. If there is one, and it belongs to another file, it flush it out before it tries to copy anything into the page. Also do the same if it finds a request from an existing dropped page
See Also0
tapset::nfs(3stap)
Info
April 2024 SystemTap Tapset Reference Network File Storage Tapsets