system

func CPUAvailable ¶

func CPUAvailable() float64

CPUAvailable returns the available cpu of this node.

func GoMaxProcs ¶

func GoMaxProcs() int

GoMaxProcs returns the maximum number of CPUs that can be executing goroutine. co-operate with SetGoMaxProcs

func GoRoutines ¶

func GoRoutines() int

GoRoutines returns the number of goroutine.

func InContainer ¶

func InContainer() bool

InContainer returns if the process is running in a container.

func MemoryAvailable ¶

func MemoryAvailable() uint64

MemoryAvailable returns the available size of memory of this node.

func MemoryGolang ¶

func MemoryGolang() int

MemoryGolang returns the total size of golang's memory.

func MemoryTotal ¶

func MemoryTotal() uint64

MemoryTotal returns the total size of memory of this node.

func MemoryUsed ¶

func MemoryUsed() uint64

func NumCPU ¶

func NumCPU() int

NumCPU return the total number of CPU of this node.

func Run ¶

func Run(stopper *stopper.Stopper)

Run starts a new goroutine go calculate the CPU usage.

func SetGoMaxProcs ¶

func SetGoMaxProcs(n int) (ret int)

SetGoMaxProcs co-operate with pkg/cnservice/service.handleGoMaxProcs