title: track wakeup-to-dispatch latency stats
name: sched-latency.stp
keywords: process scheduler time tracepoint
subsystem: scheduler
description: This script periodically reports a histogram of the latency between a task (thread) being woken up and it actually being dispatched to a CPU: the amount of time it's spent in the runnable queue.
test_support: stap -p4 sched-latency.stp
test_check: stap -p4 sched-latency.stp
test_installcheck: stap sched-latency.stp -T 7