timingwheel's Introduction

timingwheel

Golang implementation of Hierarchical Timing Wheels.

Installation

$ go get -u github.com/RussellLuo/timingwheel

Design

timingwheel is ported from Kafka's purgatory, which is designed based on Hierarchical Timing Wheels.

中文博客：层级时间轮的 Golang 实现。

Documentation

For usage and examples see the Godoc.

Benchmark

$ go test -bench=. -benchmem
goos: darwin
goarch: amd64
pkg: github.com/RussellLuo/timingwheel
BenchmarkTimingWheel_StartStop/N-1m-8            5000000               329 ns/op              83 B/op          2 allocs/op
BenchmarkTimingWheel_StartStop/N-5m-8            5000000               363 ns/op              95 B/op          2 allocs/op
BenchmarkTimingWheel_StartStop/N-10m-8           5000000               440 ns/op              37 B/op          1 allocs/op
BenchmarkStandardTimer_StartStop/N-1m-8         10000000               199 ns/op              64 B/op          1 allocs/op
BenchmarkStandardTimer_StartStop/N-5m-8          2000000               644 ns/op              64 B/op          1 allocs/op
BenchmarkStandardTimer_StartStop/N-10m-8          500000              2434 ns/op              64 B/op          1 allocs/op
PASS
ok      github.com/RussellLuo/timingwheel       116.977s