from Hacker News

Atomic Operations Composition in Go

by boyter on 6/25/24, 10:41 PM with 3 comments

• by chen_dev on 6/25/24, 11:31 PM

  > People sometimes think that the composition of atomics also magically becomes an atomic operation. But this is not the case.

  > var counter atomic.Int32

  > func increment() {

  > if counter.Load()%2 == 0 {

  > sleep(10)

  > counter.Add(1)

  > } else {

  > sleep(10)

  > counter.Add(2)

  > }

  > }

  Is "atomic operations composition" a real term? Or it's something like "monolithic microservice"? What does that even mean?