Report usage statistics after transfer bench

test/transfer-bench_test.go

@@ -10,6 +10,7 @@ package integration
 
 import (
 	"log"
+	"syscall"
 	"testing"
 	"time"
 )
@@ -116,7 +117,10 @@ loop:
 	}
 
 	sender.stop()
-	receiver.stop()
+	proc, err := receiver.stop()
+	if err != nil {
+		t.Fatal(err)
+	}
 
 	log.Println("Verifying...")
 
@@ -129,5 +133,11 @@ loop:
 		t.Fatal(err)
 	}
 
-	log.Println("Sync took", t1.Sub(t0))
+	log.Println("Result: Wall time:", t1.Sub(t0))
+
+	if rusage, ok := proc.SysUsage().(*syscall.Rusage); ok {
+		log.Println("Result: Utime:", time.Duration(rusage.Utime.Nano()))
+		log.Println("Result: Stime:", time.Duration(rusage.Stime.Nano()))
+		log.Println("Result: MaxRSS:", rusage.Maxrss/1024, "KiB")
+	}
 }