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Constants ¶
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const (
// The percent of the machine memory capacity. The value is used to calculate
// docker memory resource container's hardlimit to workaround docker memory
// leakage issue. Please see kubernetes/issues/9881 for more detail.
DockerMemoryLimitThresholdPercent = 70
// The minimum memory limit allocated to docker container: 150Mi
MinDockerMemoryLimit = 150 * 1024 * 1024
)
Variables ¶
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Functions ¶
This section is empty.
Types ¶
type ContainerManager ¶
type ContainerManager interface {
// Runs the container manager's housekeeping.
// - Ensures that the Docker daemon is in a container.
// - Creates the system container where all non-containerized processes run.
Start(NodeConfig) error
// Returns resources allocated to system containers in the machine.
// These containers include the system and Kubernetes services.
SystemContainersLimit() api.ResourceList
}
Manages the containers running on a machine.
func NewContainerManager ¶
func NewContainerManager(mountUtil mount.Interface, cadvisorInterface cadvisor.Interface) (ContainerManager, error)
TODO(vmarmol): Add limits to the system containers. Takes the absolute name of the specified containers. Empty container name disables use of the specified container.
func NewStubContainerManager ¶
func NewStubContainerManager() ContainerManager
type KernelTunableBehavior ¶
type KernelTunableBehavior string
TODO: plumb this up as a flag to Kubelet in a future PR
const (
KernelTunableWarn KernelTunableBehavior = "warn"
KernelTunableError KernelTunableBehavior = "error"
KernelTunableModify KernelTunableBehavior = "modify"
)
type NodeConfig ¶
type NodeConfig struct {
DockerDaemonContainerName string
SystemContainerName string
KubeletContainerName string
}
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