. sched info
cat /proc/sched_debug
cat /proc/schedstat
sysctl:
/proc/sys/kernel/sched_*
sched_child_runs_first sched_rt_period_us
sched_domain/ sched_rt_runtime_us
sched_energy_aware sched_schedstats
sched_latency_ns sched_tunable_scaling
sched_migration_cost_ns sched_util_clamp_max
sched_min_granularity_ns sched_util_clamp_min
sched_nr_migrate sched_util_clamp_min_rt_default
sched_rr_timeslice_ms sched_wakeup_granularity_ns
/proc/pid/sched
/proc/pid/schedstat