added sleep 1 at the end of qp_run

ocaml/qp_run.ml

@@ -155,6 +155,7 @@ let run slave ?prefix exe ezfio_file =
   in
   Printf.printf "Wall time: %d:%2.2d:%2.2d" (d*24+h) m s ;
   Printf.printf "\n\n";
+  Unix.sleep 1;
   if (exit_code <> 0) then
     exit exit_code
 

src/utils/linear_algebra.irp.f

@@ -1982,4 +1982,6 @@ end subroutine diag_nonsym_right
 
 ! ---
 
+! Taken from GammCor thanks to Michal Hapka :-)
+