probe::ioscheduler_trace.unplug_io.3stap

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)

Info

November 2020 SystemTap Tapset Reference IO Scheduler and block IO Taps