The overhead of goroutines is well known. It's often advertised as only being 4 KB, but as in your case this sometimes is too much. You got bitten by that but

The overhead of goroutines is well known. It's often advertised as only being 4 KB, but as in your case this sometimes is too much. You got bitten by that but that's not the fault of Go. The OP was bitten as well and describes a solution in Go. You've solved it by using Node. Still, your post is quite destructive. Just get over it.