Using the Go profiler (pprof)

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import (
	"net/http"
		_ "net/http/pprof"
)

func main() {

	 go func() {
			log.Println(http.ListenAndServe("0.0.0.0:6060", nil))
		}()

   ... do something ...

}

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go tool pprof http://xxxx:6060/debug/pprof/profile

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go tool pprof http://xxxx:6060/debug/pprof/heap