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

# [NAME](#NAME)

probe::nfs.proc.write\_setup - NFS client setting up a write RPC task

# [SYNOPSIS](#SYNOPSIS)

```
probe nfs.proc.write_setup {}
```

# [VALUES](#VALUES)

*size*

bytes written in this execution

*server\_ip*

IP address of server

*how*

used to set args.stable. The stable value could be: NFS\_UNSTABLE,NFS\_DATA\_SYNC,NFS\_FILE\_SYNC (in nfs.proc3.write\_setup and nfs.proc4.write\_setup)

*prot*

transfer protocol

*bitmask0*

V4 bitmask representing the set of attributes supported on this filesystem

*bitmask1*

V4 bitmask representing the set of attributes supported on this filesystem

*offset*

the file offset

*count*

bytes written in this execution

*version*

NFS version

# [DESCRIPTION](#DESCRIPTION)

The write\_setup function is used to setup a write RPC task. It is not doing the actual write operation.

# [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.write_setup(3stap) from systemtap 5.6-r0 (Chainguard OS)
Source: https://sourceware.org/git/systemtap.git