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NPNitin Poojarynitin-poojary-golang.hashnode.devJun 10 · 12 min read

Concurrency the Hard Way: What an Air Hockey Server Taught Me About Go

Introduction From the past few months I have been learning Go, but learning through tutorials and practice questions wasn't cutting it. What I wanted was to build something real, something that would

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HGHarrison Guoharrisonsec.hashnode.devMay 14 · 18 min read

Channels Aren't Message Passing — How Parked Goroutines OOM-Killed a Pod

It's 3am. The Kafka consumer pod that's been running cleanly for six weeks gets OOM-killed. Kubernetes restarts it. Five minutes later: OOM-killed again. Restart. OOM-killed a third time. By the fourt

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AAArish Ahmadblog.arishahmad.inMar 18 · 17 min read

Go Channels: Complete Guide to Communication Patterns in Go

1. Introduction to Concurrency in Go Concurrency means multiple tasks making progress at the same time. It does not always mean running at the exact same moment (that is parallelism). Instead, concurr

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HRHarshal Rembhotkarharshalr.hashnode.devFeb 6 · 4 min read

Golang’s Concurrency Explained Like You’d Explain It to a Teammate

Hey Everyone! Welcome back. Today we are going to learn about concurrency. When people talk about Go, one thing always comes up very quickly: concurrency. Not because Go is the only language that can do concurrent work, but because Go makes it feel n...

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AKAnindya Koleyitsanindyak.hashnode.devJan 19 · 4 min read

Deadlock to Resilience in Go Channels: Implementing a Retry Channel in a Mail Engine

From Power to Pitfall: Concurrency in Go Concurrency is one of Go’s biggest strengths. Goroutines and channels make it easy to build scalable systems. However, improper use of unbuffered channels can lead to a serious issue — deadlock. In this blog, ...

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RLRohit Lokhandeblog.rohitlokhande.inDec 13, 2025 · 15 min read

How Do Go Channels Work? An Easy Explanation

When you start learning Go, you quickly hear two thingsgoroutines → run functions concurrentlychannels → help goroutine talk to each other But why do they exist? Because when multiple goroutines run at the same time, you need a safe way to share data...

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EHEsha Harisheshah-dev.hashnode.devDec 8, 2025 · 7 min read

Optimistic Locking in Go: Preventing Race Conditions Without Killing Performance

Introduction Here's a scenario that will haunt you: Two users try to update the same order at exactly the same time. Both read the order, both make changes, both save. One update silently overwrites the other. Data is lost. Customer is angry. This is...

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RLRohit Lokhandeblog.rohitlokhande.inNov 18, 2025 · 10 min read

Goroutines: The Power Behind Go's Concurrency

If you’ve ever worked with Java threads, Python’s multiprocessing, or JavaScript async/await, you know that concurrency can be tricky.It’s either too complex, too heavy, or too unpredictable. But then comes Go, with a fresh take—simple, efficient, an...

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PSPawan Spawanblog.hashnode.devOct 23, 2025 · 4 min read

How the Go Concurrency Model Embraces CSP

In most programming languages, concurrency is achieved through threads, locks, and shared memory, which often leads to messy race conditions. But in 1978, computer scientist C. A. R. Hoare proposed a simpler, more structured approach: processes that ...

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SBShailesh Bblog.shaileshhb.inSep 20, 2025 · 9 min read

Step-by-Step Guide to Building a Task Scheduler in Go

Many applications need background jobs like syncing data, cleaning records, or sending emails. To handle this we can build a task scheduler that runs jobs at the right time without blocking the main application. In this blog we will see how to write ...

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#concurrency-in-go

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#concurrency-in-go

Explore Hashnode

Trending tags this week

Concurrency the Hard Way: What an Air Hockey Server Taught Me About Go

Channels Aren't Message Passing — How Parked Goroutines OOM-Killed a Pod

Go Channels: Complete Guide to Communication Patterns in Go

Golang’s Concurrency Explained Like You’d Explain It to a Teammate

Deadlock to Resilience in Go Channels: Implementing a Retry Channel in a Mail Engine

How Do Go Channels Work? An Easy Explanation

Optimistic Locking in Go: Preventing Race Conditions Without Killing Performance

Goroutines: The Power Behind Go's Concurrency

How the Go Concurrency Model Embraces CSP

Step-by-Step Guide to Building a Task Scheduler in Go