Cymetrics Tech Blog

One of the most important features of Golang is its ability to handle high concurrency. And goroutine is the foundation to support high concurrency. This article will briefly explain how Java’s thread model and Golang’s goroutine work in OS. And I believe you will be impressive in the principle behind goroutine. Let’s go!

When writing concurrency code, we often use mechanisms like Lock or Synchronized to protect share resources (sometimes it’s a piece of code). What if we merely want to protect one variable but not a whole code? It’s too expensive to use Lock or Synchronized to protect just one variable.