DOKK / manpages / debian 10 / systemtap-doc / probe::scheduler.cpu_off.3stap.en
PROBE::SCHEDULER.C(3stap) Scheduler Tapset PROBE::SCHEDULER.C(3stap)

probe::scheduler.cpu_off - Process is about to stop running on a cpu

scheduler.cpu_off 

idle

boolean indicating whether current is the idle process

name

name of the probe point

task_prev

the process leaving the cpu (same as current)

task_next

the process replacing current

The process leaving the cpu.

tapset::scheduler(3stap)

October 2018 SystemTap Tapset Reference