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

# function::HZ(3stap)

Kernel HZ

## NAME

function::HZ - Kernel HZ

## SYNOPSIS

```
    HZ:long()
```

## ARGUMENTS

None

## DESCRIPTION

This function returns the value of the kernel HZ macro, which corresponds to the rate of increase of the jiffies value.

## SEE ALSO0

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