def test_recording_remote_voi(self): # Create a parallel model model = Group() model.add_subsystem('par', ParallelGroup()) model.par.add_subsystem('G1', Mygroup()) model.par.add_subsystem('G2', Mygroup()) model.connect('par.G1.y', 'Obj.y1') model.connect('par.G2.y', 'Obj.y2') model.add_subsystem('Obj', ExecComp('obj=y1+y2')) model.add_objective('Obj.obj') # Configure driver to record VOIs on both procs driver = ScipyOptimizeDriver(disp=False) driver.recording_options['record_desvars'] = True driver.recording_options['record_objectives'] = True driver.recording_options['record_constraints'] = True driver.recording_options['includes'] = ['par.G1.y', 'par.G2.y'] driver.add_recorder(self.recorder) # Create problem and run driver prob = Problem(model, driver) prob.add_recorder(self.recorder) prob.setup(mode='fwd') t0, t1 = run_driver(prob) prob.record('final') t2 = time() prob.cleanup() # Since the test will compare the last case recorded, just check the # current values in the problem. This next section is about getting those values # These involve collective gathers so all ranks need to run this expected_outputs = driver.get_design_var_values() expected_outputs.update(driver.get_objective_values()) expected_outputs.update(driver.get_constraint_values()) # includes for outputs are specified as promoted names but we need absolute names prom2abs = model._var_allprocs_prom2abs_list['output'] abs_includes = [ prom2abs[n][0] for n in prob.driver.recording_options['includes'] ] # Absolute path names of includes on this rank rrank = model.comm.rank rowned = model._owning_rank local_includes = [n for n in abs_includes if rrank == rowned[n]] # Get values for all vars on this rank inputs, outputs, residuals = model.get_nonlinear_vectors() # Get values for includes on this rank local_vars = {n: outputs[n] for n in local_includes} # Gather values for includes on all ranks all_vars = model.comm.gather(local_vars, root=0) if prob.comm.rank == 0: # Only on rank 0 do we have all the values. The all_vars variable is a list of # dicts from all ranks 0,1,... In this case, just ranks 0 and 1 dct = {} for d in all_vars: dct.update(d) expected_includes = { 'par.G1.Cy.y': dct['par.G1.Cy.y'], 'par.G2.Cy.y': dct['par.G2.Cy.y'], } expected_outputs.update(expected_includes) coordinate = [0, 'ScipyOptimize_SLSQP', (driver.iter_count - 1, )] expected_data = ((coordinate, (t0, t1), expected_outputs, None, None), ) assertDriverIterDataRecorded(self, expected_data, self.eps) expected_data = (('final', (t1, t2), expected_outputs), ) assertProblemDataRecorded(self, expected_data, self.eps)