circuitbreaker

package

v0.0.0-...-9625d7e Latest Latest Go to latest Published: May 21, 2020 License: Apache-2.0 Imports: 14 Imported by: 0

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Repository

github.com/huaweicloud/telescope

Links

Open Source Insights

Documentation ¶

Constants ¶

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const (
	FirstTripType uint = iota
	SecondTripType
)

View Source

const (
	TimeDefaultLayout           = "2006-01-02 15:04:05.999999999 -0700 MST"
	AgentCircuitBreakerFileName = "cesAgentCircuitBreaker"
	AgentPIDFileName            = "cesAgent.pid"
	CBCheckIntervalInSecond     = 60
	TripCountFor1stThreshold    = 3
	TripCheckWindowInSecond     = (TripCountFor1stThreshold-1)*CBCheckIntervalInSecond + 11 // 11 just for tolerance
	SleepCheckCount             = 3
	SleepCheckWindowInSecond    = (SleepCheckCount + 1) * TripCountFor1stThreshold * CBCheckIntervalInSecond
	SleepTimeInSecond           = 20 * 60
	CBMaxSizeInBytes            = 1024
)

Variables ¶

This section is empty.

Functions ¶

func DelFile ¶

func DelFile()

DelFile

func IsSleepNeeded ¶

func IsSleepNeeded() bool

IsSleepNeeded

func SingleInstanceCheck ¶

func SingleInstanceCheck() (err error)

SingleInstanceCheck check whether the agent process is running before start error indicates there is another agent process is running or sth. wrong to check

func Sleep ¶

func Sleep()

func Start ¶

func Start()

Start

Types ¶

type CircuitBreaker ¶

type CircuitBreaker struct {
	//consecutiveFailures uint
	StateList *list.List
}

CircuitBreaker

type Record ¶

type Record struct {
	Time       string  `json:"time"`
	PID        int     `json:"pid"`
	CPUPercent float64 `json:"cpu_percent"`
	Memory     uint64  `json:"memory"`
	TripType   uint    `json:"trip_type"`
}

Record is one item/row in record file

func (*Record) String ¶

func (r *Record) String() string

type State ¶

type State struct {
	CPUPct float64
	Memory uint64
	Time   time.Time
}

State represents the state of cb

func (*State) String ¶

func (s *State) String() string

Source Files ¶

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