book

Concurrency in Go

Name: Concurrency in Go
Author: Katherine Cox-Buday
ISBN: 9781491941300

July 2017

Intermediate to advanced

238 pages

5h 35m

English

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Preface
Who Should Read This BookNavigating This BookOnline ResourcesConventions Used in This BookUsing Code ExamplesO’Reilly SafariHow to Contact UsAcknowledgments
1. An Introduction to Concurrency
Moore’s Law, Web Scale, and the Mess We’re InWhy Is Concurrency Hard?Race ConditionsAtomicityMemory Access SynchronizationDeadlocks, Livelocks, and StarvationDetermining Concurrency SafetySimplicity in the Face of Complexity
2. Modeling Your Code: Communicating Sequential Processes
The Difference Between Concurrency and ParallelismWhat Is CSP?How This Helps YouGo’s Philosophy on Concurrency
3. Go’s Concurrency Building Blocks
GoroutinesThe sync PackageWaitGroupMutex and RWMutexCondOncePoolChannelsThe select StatementThe GOMAXPROCS LeverConclusion
4. Concurrency Patterns in Go
ConfinementThe for-select LoopPreventing Goroutine LeaksThe or-channelError HandlingPipelinesBest Practices for Constructing PipelinesSome Handy GeneratorsFan-Out, Fan-InThe or-done-channelThe tee-channelThe bridge-channelQueuingThe context PackageSummary
5. Concurrency at Scale
Error PropagationTimeouts and CancellationHeartbeatsReplicated RequestsRate LimitingHealing Unhealthy GoroutinesSummary
6. Goroutines and the Go Runtime
Work StealingStealing Tasks or Continuations?Presenting All of This to the DeveloperConclusion
A. Appendix
Anatomy of a Goroutine ErrorRace Detectionpprof
Index

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