1PROBE::NFS.AOP.W(3stap) Network File Storage Tapsets PROBE::NFS.AOP.W(3stap)
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6 probe::nfs.aop.writepage - NFS client writing a mapped page to the NFS
7 server
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10 nfs.aop.writepage
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13 ino
14 inode number
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16 sb_flag
17 super block flags
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19 i_state
20 inode state flags
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22 dev
23 device identifier
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25 i_size
26 file length in bytes
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28 wsize
29 write size
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31 for_kupdate
32 a flag of writeback_control, indicates if it's a kupdate writeback
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34 __page
35 the address of page
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37 size
38 number of pages to be written in this execution
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40 for_reclaim
41 a flag of writeback_control, indicates if it's invoked from the
42 page allocator
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44 i_flag
45 file flags
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47 page_index
48 offset within mapping, can used a page identifier and position
49 identifier in the page frame
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52 The priority of wb is decided by the flags for_reclaim and for_kupdate.
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55 tapset::nfs(3stap)
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59SystemTap Tapset Reference May 2022 PROBE::NFS.AOP.W(3stap)