---
name: "probe::nfs.fop.read_iter"
section: "3stap"
platform: "linux"
package: "systemtap-doc"
version: "5.1-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/probe::nfs.fop.read_iter"
---

# probe::nfs.fop.read\_iter(3stap)

NFS client read\_iter file operation

## NAME

probe::nfs.fop.read\_iter - NFS client read\_iter file operation

## SYNOPSIS

```
nfs.fop.read_iter
```

## VALUES

*ino*

inode number

*dev*

device identifier

*count*

read bytes

*attrtimeo*

how long the cached information is assumed to be valid. We need to revalidate the cached attrs for this inode if jiffies - read\_cache\_jiffies \> attrtimeo.

*cache\_time*

when we started read-caching this inode

*pos*

current position of file

*cache\_valid*

cache related bit mask flag

*file\_name*

file name

*parent\_name*

parent dir name

## SEE ALSO0

[*tapset::nfs*(3stap)](/tapset::nfs/3stap.md)