Go Concurrency

A focused learning path on Go concurrency covering goroutines, channels, sync primitives, context, patterns, and performance for building highly concurrent systems in Go.

1. 1

   Go Language Fundamentals

   Master Go syntax, types, structs, interfaces, and packages

   Completion criteria: Build a Go program using structs and interfaces

   Next step: Learn goroutines

   ⏱ 10h

2. 2

   Goroutines and Concurrency Basics

   Understand goroutines, the scheduler, and concurrent execution

   Prerequisites: go-01

   Completion criteria: Launch and manage goroutines in a Go program

   Next step: Study channels

   ⏱ 8h

3. 3

   Channels and Communication

   Master unbuffered/buffered channels, select, and channel patterns

   Prerequisites: go-02

   Completion criteria: Build a pipeline using channels and select statements

   Next step: Learn sync package

   ⏱ 12h

4. 4

   Sync Primitives

   Use Mutex, RWMutex, WaitGroup, and sync.Map correctly

   Prerequisites: go-03

   Completion criteria: Implement thread-safe data structures with sync primitives

   Next step: Study context package

   ⏱ 8h

5. 5

   Context for Cancellation and Timeouts

   Master context package for cancellation, timeouts, and values

   Prerequisites: go-04

   Completion criteria: Build a service with context-based cancellation and timeouts

   Next step: Learn concurrency patterns

   ⏱ 8h

6. 6

   Concurrency Patterns

   Implement fan-in/fan-out, worker pools, and pipeline patterns

   Prerequisites: go-05

   Completion criteria: Build a worker pool processing concurrent tasks

   Next step: Study error handling in concurrent code

   ⏱ 10h

7. 7

   Error Handling in Concurrent Code

   Handle errors from goroutines with errgroup and channels

   Prerequisites: go-06

   Completion criteria: Build robust error handling for concurrent operations

   Next step: Learn race detection

   ⏱ 6h

8. 8

   Race Conditions and Detection

   Identify and fix data races using the race detector

   Prerequisites: go-07

   Completion criteria: Find and fix race conditions in a Go program

   Next step: Study performance profiling

   ⏱ 6h

9. 9

   Performance Profiling and Optimization

   Profile Go programs with pprof and optimize concurrency

   Prerequisites: go-08

   Completion criteria: Profile and optimize a concurrent Go program

   Next step: Learn testing concurrent code

   ⏱ 8h

10. 10

    Testing Concurrent Code

    Write tests for concurrent code with proper synchronization

    Prerequisites: go-09

    Completion criteria: Create reliable tests for concurrent Go code

    Next step: Build a capstone Go concurrency project

    ⏱ 6h

11. 11

    Advanced: Memory Models and Atomics

    Understand Go memory model and sync/atomic package

    Prerequisites: go-10

    Completion criteria: Implement lock-free data structures with atomics

    Next step: Build a capstone project

    ⏱ 8h

12. 12

    Capstone Go Concurrency Project

    Build a highly concurrent system demonstrating Go concurrency mastery

    Prerequisites: go-11

    Completion criteria: Deliver a concurrent Go service with benchmarks and tests

    Next step: Explore Go microservices and distributed systems

    ⏱ 10h