table of contents
PROBE::NFS.AOP.W(3stap) | Network File Storage Tapsets | PROBE::NFS.AOP.W(3stap) |
NAME¶
probe::nfs.aop.writepage - NFS client writing a mapped page to the NFS server
SYNOPSIS¶
nfs.aop.writepage
VALUES¶
ino
inode number
sb_flag
super block flags
i_state
inode state flags
dev
device identifier
i_size
file length in bytes
wsize
write size
for_kupdate
a flag of writeback_control, indicates if it's a kupdate
writeback
__page
the address of page
size
number of pages to be written in this execution
for_reclaim
a flag of writeback_control, indicates if it's invoked
from the page allocator
i_flag
file flags
page_index
offset within mapping, can used a page identifier and
position identifier in the page frame
DESCRIPTION¶
The priority of wb is decided by the flags for_reclaim and for_kupdate.
SEE ALSO0¶
tapset::nfs(3stap)
May 2022 | SystemTap Tapset Reference |