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

6       probe::nfs.aop.write_begin - NFS client begin to write data
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SYNOPSIS

9       nfs.aop.write_begin
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VALUES

12       page_index
13           offset within mapping, can used a page identifier and position
14           identifier in the page frame
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16       size
17           write bytes
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19       offset
20           start address of this write operation
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22       __page
23           the address of page
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25       dev
26           device identifier
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28       to
29           end address of this write operation
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31       ino
32           inode number
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DESCRIPTION

35       Occurs when write operation occurs on nfs. It prepare a page for
36       writing, look for a request corresponding to the page. If there is one,
37       and it belongs to another file, it flush it out before it tries to copy
38       anything into the page. Also do the same if it finds a request from an
39       existing dropped page
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SEE ALSO

42       tapset::nfs(3stap)
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46SystemTap Tapset Reference         May 2022            PROBE::NFS.AOP.W(3stap)
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