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Linux & Shell · Concept

cgroups

Linux cgroups organize processes into hierarchical groups. Controllers can limit, monitor, account for, freeze, or resume resource use for those groups.

Last updated

Since
Linux 2.6.24

Syntax

mkdir /sys/fs/cgroup/<controller>/<group>
echo <PID> > /sys/fs/cgroup/<controller>/<group>/cgroup.procs

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  • cgroup filesystem
  • controller
  • cgroup.procs
  • cgroup namespaces
  • /proc/cgroups

Source: cgroups(7) - Linux manual page. Checked 2026-11-03.