kubernetes/pkg/kubelet/cm/helpers_linux.go

const MinShares …

const MaxShares …

const SharesPerCPU …

const MilliCPUToCPU …

const QuotaPeriod …

const MinQuotaPeriod …

// MilliCPUToQuota converts milliCPU to CFS quota and period values.
// Input parameters and resulting value is number of microseconds.
func MilliCPUToQuota(milliCPU int64, period int64) (quota int64) { … }

// MilliCPUToShares converts the milliCPU to CFS shares.
func MilliCPUToShares(milliCPU int64) uint64 { … }

// HugePageLimits converts the API representation to a map
// from huge page size (in bytes) to huge page limit (in bytes).
func HugePageLimits(resourceList v1.ResourceList) map[int64]int64 { … }

// ResourceConfigForPod takes the input pod and outputs the cgroup resource config.
func ResourceConfigForPod(pod *v1.Pod, enforceCPULimits bool, cpuPeriod uint64, enforceMemoryQoS bool) *ResourceConfig { … }

// getCgroupSubsystemsV1 returns information about the mounted cgroup v1 subsystems
func getCgroupSubsystemsV1() (*CgroupSubsystems, error) { … }

// getCgroupSubsystemsV2 returns information about the enabled cgroup v2 subsystems
func getCgroupSubsystemsV2() (*CgroupSubsystems, error) { … }

// GetCgroupSubsystems returns information about the mounted cgroup subsystems
func GetCgroupSubsystems() (*CgroupSubsystems, error) { … }

// getCgroupProcs takes a cgroup directory name as an argument
// reads through the cgroup's procs file and returns a list of tgid's.
// It returns an empty list if a procs file doesn't exists
func getCgroupProcs(dir string) ([]int, error) { … }

// GetPodCgroupNameSuffix returns the last element of the pod CgroupName identifier
func GetPodCgroupNameSuffix(podUID types.UID) string { … }

// NodeAllocatableRoot returns the literal cgroup path for the node allocatable cgroup
func NodeAllocatableRoot(cgroupRoot string, cgroupsPerQOS bool, cgroupDriver string) string { … }

// GetKubeletContainer returns the cgroup the kubelet will use
func GetKubeletContainer(kubeletCgroups string) (string, error) { … }