pool

package
v1.0.6 Latest Latest
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 Go to latest Published: Mar 2, 2021 License: 0BSD Imports: 7 Imported by: 0

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Index

Constants

View Source 
const (
	CaseRecentDuration = time.Second * 60
)

Variables

This section is empty.

Functions

func SetLog 

func SetLog(w io.Writer)

func Timer 

func Timer() func() (start, end time.Time, duration time.Duration)

Types

type Counter 

type Counter struct {
	// contains filtered or unexported fields
}

计数器（线程安全）

func NewCounter 

func NewCounter() *Counter

func (*Counter) Dec 

func (c *Counter) Dec() int64

自减

func (*Counter) Get 

func (c *Counter) Get() int64

获取值

func (*Counter) GetMax 

func (c *Counter) GetMax() int64

获取峰值

func (*Counter) Inc 

func (c *Counter) Inc() int64

自增

type DynamicPoolMonitor 

type DynamicPoolMonitor struct {
	// contains filtered or unexported fields
}

func NewDynamicPoolMonitor 

func NewDynamicPoolMonitor(o *Options) *DynamicPoolMonitor

func (*DynamicPoolMonitor) Construct 

func (m *DynamicPoolMonitor) Construct() GoroutineUID

强制构建一个新线程

func (*DynamicPoolMonitor) Destroy 

func (m *DynamicPoolMonitor) Destroy(gid GoroutineUID)

强制销毁一个线程

func (*DynamicPoolMonitor) GetCurrentActiveCount 

func (m *DynamicPoolMonitor) GetCurrentActiveCount() int

获取当前活跃线程数

func (*DynamicPoolMonitor) GetGoroutineCount 

func (m *DynamicPoolMonitor) GetGoroutineCount() int

获取当前存活线程数

func (*DynamicPoolMonitor) GetGoroutinePeak 

func (m *DynamicPoolMonitor) GetGoroutinePeak() int

获取存活线程数最高峰值

func (*DynamicPoolMonitor) GetStatusSettle 

func (m *DynamicPoolMonitor) GetStatusSettle() map[GoroutineStatus]time.Duration

获取状态总结

func (*DynamicPoolMonitor) SwitchGoRoutineStatus 

func (m *DynamicPoolMonitor) SwitchGoRoutineStatus(gid GoroutineUID)

切换一个线程的状态

func (*DynamicPoolMonitor) TryConstruct 

func (m *DynamicPoolMonitor) TryConstruct(want bool) (GoroutineUID, bool)

尝试创建一个线程

func (*DynamicPoolMonitor) TryDestroy 

func (m *DynamicPoolMonitor) TryDestroy(gid GoroutineUID) bool

尝试关闭一个线程 如果线程最近活跃时长较短 则关闭线程

type Generator 

type Generator struct {
	// contains filtered or unexported fields
}

func NewGenerator 

func NewGenerator() *Generator

func (*Generator) Collect 

func (i *Generator) Collect(gid GoroutineUID)

func (*Generator) Generate 

func (i *Generator) Generate() GoroutineUID

type GoroutinePool 

type GoroutinePool struct {
	// contains filtered or unexported fields
}

func NewGoroutinePool 

func NewGoroutinePool(options *Options) *GoroutinePool

func (*GoroutinePool) GetCurrentActiveCount 

func (g *GoroutinePool) GetCurrentActiveCount() int

获取当前活跃线程数

func (*GoroutinePool) GetGoroutineCount 

func (g *GoroutinePool) GetGoroutineCount() int

获取当前存活线程数

func (*GoroutinePool) GetGoroutinePeak 

func (g *GoroutinePool) GetGoroutinePeak() int

获取线程池存活线程峰值

func (*GoroutinePool) GetStatusSettle 

func (g *GoroutinePool) GetStatusSettle() map[GoroutineStatus]time.Duration

获取状态总结

func (*GoroutinePool) GetWorkCount 

func (g *GoroutinePool) GetWorkCount() int

获取等待线程执行的任务数

func (*GoroutinePool) Put 

func (g *GoroutinePool) Put(obj TaskObj)

向线程池推一个任务

func (*GoroutinePool) Stop 

func (g *GoroutinePool) Stop()

关闭组件

type GoroutineSettle 

type GoroutineSettle struct {
	// contains filtered or unexported fields
}

单个线程信息总结（线程安全）

func NewGoroutineSettle 

func NewGoroutineSettle(d time.Duration) *GoroutineSettle

func (*GoroutineSettle) AutoSwitchGoRoutineStatus 

func (g *GoroutineSettle) AutoSwitchGoRoutineStatus() GoroutineStatus

切换线程状态

func (*GoroutineSettle) GetRecentActiveRatio 

func (g *GoroutineSettle) GetRecentActiveRatio() float64

获取最近活跃占比

func (*GoroutineSettle) GetRecentStatusSettle 

func (g *GoroutineSettle) GetRecentStatusSettle() map[GoroutineStatus]time.Duration

获取最近时间状态总结

func (*GoroutineSettle) GetStatus 

func (g *GoroutineSettle) GetStatus() GoroutineStatus

获取当前状态

func (*GoroutineSettle) GetStatusSettle 

func (g *GoroutineSettle) GetStatusSettle() map[GoroutineStatus]time.Duration

获取所有时间状态总结

func (*GoroutineSettle) GetSurvivalDuration 

func (g *GoroutineSettle) GetSurvivalDuration() time.Duration

type GoroutineSettleMap 

type GoroutineSettleMap struct {
	// contains filtered or unexported fields
}

多线程信息总结（线程安全）

func NewGoroutineSettleMap 

func NewGoroutineSettleMap() *GoroutineSettleMap

func (*GoroutineSettleMap) AutoSwitchGoRoutineStatus 

func (m *GoroutineSettleMap) AutoSwitchGoRoutineStatus(gid GoroutineUID) GoroutineStatus

切换线程状态

func (*GoroutineSettleMap) DeleteGoroutineSettle 

func (m *GoroutineSettleMap) DeleteGoroutineSettle(gid GoroutineUID)

终结一个线程

func (*GoroutineSettleMap) GetActiveGoroutineCount 

func (m *GoroutineSettleMap) GetActiveGoroutineCount() int

获取当前处于活跃状态的线程数

func (*GoroutineSettleMap) GetAllGoroutineStatusDuration 

func (m *GoroutineSettleMap) GetAllGoroutineStatusDuration() map[GoroutineStatus]time.Duration

获取当前所有存活线程的所有状态总结

func (*GoroutineSettleMap) GetAllGoroutineUID 

func (m *GoroutineSettleMap) GetAllGoroutineUID() []GoroutineUID

获取所有存活线程ID

func (*GoroutineSettleMap) GetCurrentStatus 

func (m *GoroutineSettleMap) GetCurrentStatus(gid GoroutineUID) GoroutineStatus

func (*GoroutineSettleMap) GetRecentActiveRatio 

func (m *GoroutineSettleMap) GetRecentActiveRatio(gid GoroutineUID) float64

获取指定线程最近活跃占比

func (*GoroutineSettleMap) GetRecentStatusSettle 

func (m *GoroutineSettleMap) GetRecentStatusSettle(gid GoroutineUID) map[GoroutineStatus]time.Duration

获取最近时间状态总结

func (*GoroutineSettleMap) GetStatusSettle 

func (m *GoroutineSettleMap) GetStatusSettle(gid GoroutineUID) map[GoroutineStatus]time.Duration

获取指定线程所有时间状态总结

func (*GoroutineSettleMap) GetSurvivalDuration 

func (m *GoroutineSettleMap) GetSurvivalDuration(gid GoroutineUID) time.Duration

获取线程存活时间

func (*GoroutineSettleMap) NewGoroutineSettle 

func (m *GoroutineSettleMap) NewGoroutineSettle(gid GoroutineUID, gs *GoroutineSettle) GoroutineUID

构建一个新的线程

type GoroutineStatus 

type GoroutineStatus int
const (
	GoroutineStatusNone   GoroutineStatus = 0
	GoroutineStatusActive GoroutineStatus = 1
	GoroutineStatusSleep  GoroutineStatus = 2
)

func SwitchStatus 

func SwitchStatus(p GoroutineStatus) (s GoroutineStatus)

状态转移

func (GoroutineStatus) IsValid 

func (s GoroutineStatus) IsValid() bool

func (GoroutineStatus) ToString 

func (s GoroutineStatus) ToString() string

type GoroutineUID 

type GoroutineUID int

type IGenerator 

type IGenerator interface {
	Generate() GoroutineUID
	Collect(gid GoroutineUID)
}

ID 生成器

type Latency 

type Latency struct {
	// contains filtered or unexported fields
}

单种状态总结（线程安全）

func NewLatency 

func NewLatency(status GoroutineStatus) *Latency

func (*Latency) AmountDurationOfNow 

func (l *Latency) AmountDurationOfNow() *Latency

func (*Latency) AmountDurationOfTime 

func (l *Latency) AmountDurationOfTime(t time.Time) *Latency

func (*Latency) Clone 

func (l *Latency) Clone() *Latency

func (*Latency) IsStart 

func (l *Latency) IsStart() bool

func (*Latency) Start 

func (l *Latency) Start()

如果原先状态为启动 那么不操作

func (*Latency) Stop 

func (l *Latency) Stop()

如果原先状态为停止 那么不操作

type LatencyMap 

type LatencyMap struct {
	// contains filtered or unexported fields
}

多状态总结（线程安全）

func NewLatencyMap 

func NewLatencyMap() *LatencyMap

func (*LatencyMap) Clone 

func (g *LatencyMap) Clone() *LatencyMap

func (*LatencyMap) GetAll 

func (g *LatencyMap) GetAll() map[GoroutineStatus]time.Duration

func (*LatencyMap) IsStart 

func (g *LatencyMap) IsStart(status GoroutineStatus) bool

func (*LatencyMap) Set 

func (g *LatencyMap) Set(status GoroutineStatus, l *Latency)

func (*LatencyMap) Start 

func (g *LatencyMap) Start(status GoroutineStatus)

func (*LatencyMap) Stop 

func (g *LatencyMap) Stop(status GoroutineStatus)

type Options 

type Options struct {
	AutoMonitorDuration time.Duration // 定时check时长
	CloseLessThanF      float64       // 定时check活跃线程比例 小于50%时 会关闭当前线程
	NewGreaterThanF     float64       // 活跃线程比例大于90%时 新任务会创建新线程去跑
	GoroutineLimit      int           // 线程上限数
	TaskChannelSize     int           // 任务channel尺寸
}

func NewDefaultOptions 

func NewDefaultOptions() *Options

构建默认配置

func (*Options) Clone 

func (o *Options) Clone() *Options

type RecentRecord 

type RecentRecord struct {
	// contains filtered or unexported fields
}

存储最后d时长的切换记录

func NewRecentRecord 

func NewRecentRecord(d time.Duration) *RecentRecord

func (*RecentRecord) AddSwitchRecord 

func (l *RecentRecord) AddSwitchRecord(preStatus, status GoroutineStatus)

添加切换记录

func (*RecentRecord) Clone 

func (l *RecentRecord) Clone() *RecentRecord

生成副本

func (*RecentRecord) GetRecentSettle 

func (l *RecentRecord) GetRecentSettle() map[GoroutineStatus]time.Duration

获取最近的状态总结

type StatusSettle 

type StatusSettle struct {
	// contains filtered or unexported fields
}

单线程状态总结（线程安全）

func NewStatusSettle 

func NewStatusSettle(status GoroutineStatus, duration time.Duration) *StatusSettle

func (*StatusSettle) AddDuration 

func (s *StatusSettle) AddDuration(duration time.Duration)

func (*StatusSettle) GetDuration 

func (s *StatusSettle) GetDuration() time.Duration

type StatusSettleMap 

type StatusSettleMap struct {
	// contains filtered or unexported fields
}

多线程状态总结（线程安全）

func NewStatusSettleMap 

func NewStatusSettleMap() *StatusSettleMap

func (*StatusSettleMap) AddMultiStatusDuration 

func (m *StatusSettleMap) AddMultiStatusDuration(multiStatusDuration map[GoroutineStatus]time.Duration)

func (*StatusSettleMap) AddStatusDuration 

func (m *StatusSettleMap) AddStatusDuration(status GoroutineStatus, duration time.Duration)

func (*StatusSettleMap) GetAllStatusDuration 

func (m *StatusSettleMap) GetAllStatusDuration() map[GoroutineStatus]time.Duration

func (*StatusSettleMap) GetOrCreate 

func (m *StatusSettleMap) GetOrCreate(status GoroutineStatus, duration time.Duration) *StatusSettle

type StatusSwitch 

type StatusSwitch struct {
	Time      time.Time       // 切换时间
	PreStatus GoroutineStatus // 切换前状态
	Status    GoroutineStatus // 切换后状态
}

切换状态信息

func NewStatusSwitch 

func NewStatusSwitch(preStatus, status GoroutineStatus) *StatusSwitch

func (*StatusSwitch) Clone 

func (s *StatusSwitch) Clone() *StatusSwitch

func (*StatusSwitch) Equal 

func (s *StatusSwitch) Equal(t time.Time) bool

func (*StatusSwitch) Gte 

func (s *StatusSwitch) Gte(t time.Time) bool

func (*StatusSwitch) Lt 

func (s *StatusSwitch) Lt(t time.Time) bool

type TaskObj 

type TaskObj func(gid GoroutineUID)

任务函数 gid为执行该任务的线程id

Source Files

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