[#1439] object: Sort nodes by priority metrics to compute GET request

Signed-off-by: Anton Nikiforov <an.nikiforov@yadro.com>

pkg/util/sdnotify/sdnotify.go

@@ -59,6 +59,8 @@ func FlagAndStatus(status string) error {
 			return fmt.Errorf("clock_gettime: %w", err)
 		}
 		status += "\nMONOTONIC_USEC=" + strconv.FormatInt(ts.Nano()/1000, 10)
+		status += "\nSTATUS=RELOADING"
+		return Send(status)
 	}
 	status += "\nSTATUS=" + strings.TrimSuffix(status, "=1")
 	return Send(status)