1PROBE::NFS.AOP.W(3stap)  Network File Storage Tapsets  PROBE::NFS.AOP.W(3stap)
2
3
4

NAME

6       probe::nfs.aop.writepage - NFS client writing a mapped page to the NFS
7       server
8

SYNOPSIS

10       nfs.aop.writepage
11

VALUES

13       wsize
14           write size
15
16       sb_flag
17           super block flags
18
19       page_index
20           offset within mapping, can used a page identifier and position
21           identifier in the page frame
22
23       i_flag
24           file flags
25
26       for_kupdate
27           a flag of writeback_control, indicates if it's a kupdate writeback
28
29       for_reclaim
30           a flag of writeback_control, indicates if it's invoked from the
31           page allocator
32
33       __page
34           the address of page
35
36       ino
37           inode number
38
39       i_state
40           inode state flags
41
42       i_size
43           file length in bytes
44
45       size
46           number of pages to be written in this execution
47
48       dev
49           device identifier
50

DESCRIPTION

52       The priority of wb is decided by the flags for_reclaim and for_kupdate.
53

SEE ALSO

55       tapset::nfs(3stap)
56
57
58
59SystemTap Tapset Reference       November 2022         PROBE::NFS.AOP.W(3stap)
Impressum