CORESCHED(1) CORESCHED(1) coresched - coresched [get] [-s -] coresched new [-t ] -d - coresched new [-t ] -- [...] coresched copy [-s -] [-t ] -d - coresched copy [-s -] [-t ] -- [...] coresched - . . . . . . get PID -s. -s coresched . new PID -d . copy PID (-s) (-d) . -s coresched . get. -s --source - - . coresched . -d --dest - - . -t --dest-type PID . : o pid o tgid ( ) o pgid -v --verbose . -h --help . -V --version . coresched : coresched get PID 123: coresched get -s 123 PID 123 : coresched new -d 123 : coresched new -- [...] coresched 456: coresched copy -d 456 123 456: coresched copy -s 123 -d 456 123 : coresched copy -s 123 -- [...] 123 456: coresched copy -s 123 -t pgid -d 456 (cookie) ptrace PTRACE_MODE_READ_REALCREDS . " Ptrace" ptrace(2) . coresched 0. coresched 1. coresched . coresched . CONFIG_SCHED_CORE. Thijs Raymakers Phil Auld (C) 2024 Thijs Raymakers Phil Auld. EUPL. chrt(1) nice(1) renice(1) taskset(1) ptrace(2) sched(7) Documentation/admin-guide/hw-vuln/core-scheduling.rst . coresched util-linux . util-linux 2.42.1 2026-05-18 CORESCHED(1)