cgroup v2

GPTKB entity

Statements (51)
Predicate Object
gptkbp:instanceOf Linux kernel feature
gptkbp:author gptkb:Tejun_Heo
gptkbp:controls gptkb:cpuset
memory
devices
freezer
io
misc
rdma
cpu
hugetlb
perf_event
pids
gptkbp:defaultHierarchy yes
gptkbp:documentation https://www.kernel.org/doc/html/latest/admin-guide/cgroup-v2.html
gptkbp:feature unified hierarchy
no task can be in multiple cgroups of the same controller
delegation model
improved resource control
simplified interface
single process membership
threaded cgroups
gptkbp:fullName gptkb:Control_Groups_version_2
https://www.w3.org/2000/01/rdf-schema#label cgroup v2
gptkbp:introducedIn gptkb:Linux_kernel_4.5
gptkbp:kernelConfigOption CONFIG_CGROUPS
CONFIG_CGROUP_BPF
CONFIG_CGROUP_CPUACCT
CONFIG_CGROUP_DEVICE
CONFIG_CGROUP_FREEZER
CONFIG_CGROUP_HUGETLB
CONFIG_CGROUP_MISC
CONFIG_CGROUP_PERF
CONFIG_CGROUP_PIDS
CONFIG_CGROUP_RDMA
CONFIG_CGROUP_SCHED
gptkbp:mountPoint /sys/fs/cgroup
gptkbp:partOf gptkb:operating_system
gptkbp:releaseYear 2016
gptkbp:replacedBy gptkb:cgroup_v1
gptkbp:usedBy gptkb:systemd
gptkb:Docker
gptkb:Kubernetes
gptkb:LXC
gptkbp:usedFor resource management
process isolation
limiting CPU usage
limiting memory usage
limiting I/O usage
gptkbp:bfsParent gptkb:Control_groups
gptkbp:bfsLayer 7