FUNCTION::HZ(3stap) Timestamp Functions FUNCTION::HZ(3stap)

# [NAME](#NAME)

function::HZ - Kernel HZ

# [SYNOPSIS](#SYNOPSIS)

```


    HZ:long()
```

# [ARGUMENTS](#ARGUMENTS)

None

# [DESCRIPTION](#DESCRIPTION)

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

# [SEE ALSO0](#SEE_ALSO0)

[*tapset::timestamp*(3stap)](/man/enterprise-packages/systemtap/tapset::timestamp.3stap)

September 2026 SystemTap Tapset Reference Ver

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Document: function::HZ(3stap) from systemtap 5.6-r0 (Chainguard OS)
Source: https://sourceware.org/git/systemtap.git