Golang race simulation and detection examlpe

examples/golang/cource/06i_code_quality/commands

@@ -1,9 +1,13 @@
+# Profile
 go tool pprof pprof.out
 go tool pprof -http=:8080 pprof.out
 
 top 
 list <func> // list main.fib
 
-go tool trace trace.out
 
+# Tarce
+go tool trace trace.out
 
+# Race detection
+go run --race <file.go>

examples/golang/cource/06i_code_quality/race.go

@@ -0,0 +1,30 @@
+package main
+
+import (
+	"fmt"
+	"time"
+)
+
+func main() {
+	data := map[string]int{
+		"Moscow":	100,
+		"Ekat":		70,
+	}
+
+	go func() {
+		for i := 0; i < 5000; i++ {
+			data["Moscow"]++
+		}
+	}()
+
+	go func() {
+		for i := 0; i < 3000; i++ {
+			data["Ekat"]++
+		}
+	}()
+
+	time.Sleep(1 * time.Second)
+	fmt.Println("END Game")
+}
+
+