timeutil

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v0.0.0-...-41c8d9c Latest Latest Go to latest Published: Aug 27, 2019 License: Apache-2.0 Imports: 5 Imported by: 0

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Package timeutil implements extra utilities dealing with time not found in the standard library.

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func ApproxSleep(approxWakeup time.Time, st *stopper.Stopper) (stopped bool)

ApproxSleep is a stoppable time.Sleep that adds a slight random variation to the wakeup time in order to prevent thundering herds.

func ExpBackoff(prev, max time.Duration) time.Duration

ExpBackoff doubles the backoff time, if the result is longer than the parameter max, max will be returned.

func FractionalDuration(fraction float64, d time.Duration) time.Duration

FractionalDuration calculates the fraction of a Duration rounding half way from zero.

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