PROBE::NFS.PROC.(3stap) Network File Storage Tapsets PROBE::NFS.PROC.(3stap)

# [NAME](#NAME)

probe::nfs.proc.lookup - NFS client opens/searches a file on server

# [SYNOPSIS](#SYNOPSIS)

```
probe nfs.proc.lookup {}
```

# [VALUES](#VALUES)

*server\_ip*

IP address of server

*version*

NFS version

*bitmask1*

V4 bitmask representing the set of attributes supported on this filesystem

*bitmask0*

V4 bitmask representing the set of attributes supported on this filesystem

*prot*

transfer protocol

*filename*

the name of file which client opens/searches on server

*name\_len*

the length of file name

# [SEE ALSO0](#SEE_ALSO0)

[*tapset::nfs\_proc*(3stap)](/man/enterprise-packages/systemtap/tapset::nfs_proc.3stap)

September 2026 SystemTap Tapset Reference Ver

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Document: probe::nfs.proc.lookup(3stap) from systemtap 5.6-r1 (Chainguard OS)
Source: https://sourceware.org/git/systemtap.git