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

# probe::ioscheduler\_trace.unplug\_io(3stap)

Fires when a request queue is unplugged;

## NAME

probe::ioscheduler\_trace.unplug\_io - Fires when a request queue is unplugged;

## SYNOPSIS

```
ioscheduler_trace.unplug_io
```

## VALUES

*rq\_queue*

request queue

*name*

Name of the probe point

## DESCRIPTION

Either, when number of pending requests in the queue exceeds threshold or, upon expiration of timer that was activated when queue was plugged.

## SEE ALSO0

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