/usr/share/gocode/src/github.com/opencontainers/runc/libcontainer/configs/cgroup_unix.go is in golang-github-opencontainers-runc-dev 0.0.8+dfsg-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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package configs
type FreezerState string
const (
Undefined FreezerState = ""
Frozen FreezerState = "FROZEN"
Thawed FreezerState = "THAWED"
)
type Cgroup struct {
// Deprecated, use Path instead
Name string `json:"name,omitempty"`
// name of parent of cgroup or slice
// Deprecated, use Path instead
Parent string `json:"parent,omitempty"`
// Path specifies the path to cgroups that are created and/or joined by the container.
// The path is assumed to be relative to the host system cgroup mountpoint.
Path string `json:"path"`
// ScopePrefix decribes prefix for the scope name
ScopePrefix string `json:"scope_prefix"`
// Paths represent the absolute cgroups paths to join.
// This takes precedence over Path.
Paths map[string]string
// Resources contains various cgroups settings to apply
*Resources
}
type Resources struct {
// If this is true allow access to any kind of device within the container. If false, allow access only to devices explicitly listed in the allowed_devices list.
// Deprecated
AllowAllDevices bool `json:"allow_all_devices,omitempty"`
// Deprecated
AllowedDevices []*Device `json:"allowed_devices,omitempty"`
// Deprecated
DeniedDevices []*Device `json:"denied_devices,omitempty"`
Devices []*Device `json:"devices"`
// Memory limit (in bytes)
Memory int64 `json:"memory"`
// Memory reservation or soft_limit (in bytes)
MemoryReservation int64 `json:"memory_reservation"`
// Total memory usage (memory + swap); set `-1` to enable unlimited swap
MemorySwap int64 `json:"memory_swap"`
// Kernel memory limit (in bytes)
KernelMemory int64 `json:"kernel_memory"`
// CPU shares (relative weight vs. other containers)
CpuShares int64 `json:"cpu_shares"`
// CPU hardcap limit (in usecs). Allowed cpu time in a given period.
CpuQuota int64 `json:"cpu_quota"`
// CPU period to be used for hardcapping (in usecs). 0 to use system default.
CpuPeriod int64 `json:"cpu_period"`
// How many time CPU will use in realtime scheduling (in usecs).
CpuRtRuntime int64 `json:"cpu_quota"`
// CPU period to be used for realtime scheduling (in usecs).
CpuRtPeriod int64 `json:"cpu_period"`
// CPU to use
CpusetCpus string `json:"cpuset_cpus"`
// MEM to use
CpusetMems string `json:"cpuset_mems"`
// Process limit; set <= `0' to disable limit.
PidsLimit int64 `json:"pids_limit"`
// Specifies per cgroup weight, range is from 10 to 1000.
BlkioWeight uint16 `json:"blkio_weight"`
// Specifies tasks' weight in the given cgroup while competing with the cgroup's child cgroups, range is from 10 to 1000, cfq scheduler only
BlkioLeafWeight uint16 `json:"blkio_leaf_weight"`
// Weight per cgroup per device, can override BlkioWeight.
BlkioWeightDevice []*WeightDevice `json:"blkio_weight_device"`
// IO read rate limit per cgroup per device, bytes per second.
BlkioThrottleReadBpsDevice []*ThrottleDevice `json:"blkio_throttle_read_bps_device"`
// IO write rate limit per cgroup per divice, bytes per second.
BlkioThrottleWriteBpsDevice []*ThrottleDevice `json:"blkio_throttle_write_bps_device"`
// IO read rate limit per cgroup per device, IO per second.
BlkioThrottleReadIOPSDevice []*ThrottleDevice `json:"blkio_throttle_read_iops_device"`
// IO write rate limit per cgroup per device, IO per second.
BlkioThrottleWriteIOPSDevice []*ThrottleDevice `json:"blkio_throttle_write_iops_device"`
// set the freeze value for the process
Freezer FreezerState `json:"freezer"`
// Hugetlb limit (in bytes)
HugetlbLimit []*HugepageLimit `json:"hugetlb_limit"`
// Whether to disable OOM Killer
OomKillDisable bool `json:"oom_kill_disable"`
// Tuning swappiness behaviour per cgroup
MemorySwappiness int64 `json:"memory_swappiness"`
// Set priority of network traffic for container
NetPrioIfpriomap []*IfPrioMap `json:"net_prio_ifpriomap"`
// Set class identifier for container's network packets
NetClsClassid string `json:"net_cls_classid"`
}
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