cgcreate

cgcreate (man) command is included in the cgroup-tools packages

Limit memory

cgcreate -g memory:myGroup
echo 500M > /sys/fs/cgroup/memory/myGroup/memory.limit_in_bytes
echo 5G > /sys/fs/cgroup/memory/myGroup/memory.memsw.limit_in_bytes
cgexec -g memory:myGroup PROGRAM_TO_EXECUTE

CPU

cgcreate -g cpu:/myCpulimit
cgset -r cpu.cfs_period_us=1000000 myCpulimit
cgset -r cpu.cfs_quota_us=100000 myCpulimit
cgget -g cpu:myCpulimit
cgexec -g cpu:myCpulimit YOUR_COMMAND

cgset -r cpu.AllowedCPUs=1 myCpulimit

Controller	Can be controlled by user	Options
cpu	Yes (Requires delegation)	CPUAccounting, CPUWeight, CPUQuota, AllowedCPUs, AllowedMemoryNodes
io	Yes (Requires delegation)	IOWeight, IOReadBandwidthMax, IOWriteBandwidthMax, IODeviceLatencyTargetSec
memory	Yes	MemoryLow, MemoryHigh, MemoryMax, MemorySwapMax
pids	Yes	TasksMax
rdma	No	?
eBPF	No	IPAddressDeny, DeviceAllow, DevicePolicy

Related commands

• ulimit
• lscgroup
• cgcreate -a user -t user -g memory,cpu:groupname

See also

• cgroups: cgcreate, cgroups v2, cgexec, cgclassify