subsystems

package

v0.0.0-...-2f24515 Latest Latest Go to latest Published: Oct 4, 2017 License: GPL-2.0 Imports: 7 Imported by: 0

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Repository

github.com/yungkcx/mydocker

Documentation ¶

Index ¶

Variables
func FindCgroupMountpoint(subsystem string) string
func GetCgroupPath(subsystem string, cgroupPath string, autoCreate bool) (string, error)
type MemorySubSystem
type ResourceConfig
type SubSystem

Constants ¶

This section is empty.

Variables ¶

View Source

var (
	SubSystemsIns = []SubSystem{

		&MemorySubSystem{},
	}
)

Initialize a instance using subsystems.

Functions ¶

func FindCgroupMountpoint ¶

func FindCgroupMountpoint(subsystem string) string

FindCgroupMountpoint returns the mountpoint for given subsystem.

func GetCgroupPath ¶

func GetCgroupPath(subsystem string, cgroupPath string, autoCreate bool) (string, error)

GetCgroupPath returns the path of given cgroup.

Types ¶

type MemorySubSystem ¶

type MemorySubSystem struct{}

MemorySubSystem is the implement of memory subsystem.

func (*MemorySubSystem) Apply ¶

func (s *MemorySubSystem) Apply(cgroupPath string, pid int) error

Apply add a process represented by pid to given cgroup's subsystem.

func (*MemorySubSystem) Name ¶

func (s *MemorySubSystem) Name() string

Name is "memory".

func (*MemorySubSystem) Remove ¶

func (s *MemorySubSystem) Remove(cgroupPath string) error

Remove removes the given cgroup.

func (*MemorySubSystem) Set ¶

func (s *MemorySubSystem) Set(cgroupPath string, res *ResourceConfig) error

Set sets the limit of given cgroup.

type ResourceConfig ¶

type ResourceConfig struct {
	MemoryLimit string
	CPUShare    string
	CPUSet      string
}

ResourceConfig is configs of resources.

type SubSystem ¶

type SubSystem interface {
	Name() string
	Set(path string, res *ResourceConfig) error
	Apply(path string, pid int) error
	Remove(path string) error
}

SubSystem is cgourp subsystem, and path is a cgroup.

Source Files ¶

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