From: bangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Wed, 21 Nov 2012 20:04:42 +0000 (+0000)
Subject: We can't use PETSc with threads, so can't use the Kelly error estimator here. Use... 
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=76f85d9d9e834cd8b64ad84dc9a9e20fac97248d;p=dealii-svn.git

We can't use PETSc with threads, so can't use the Kelly error estimator here. Use globally refined meshes instead.

git-svn-id: https://svn.dealii.org/trunk@27664 0785d39b-7218-0410-832d-ea1e28bc413d
---

diff --git a/tests/mpi/step-40.cc b/tests/mpi/step-40.cc
index caef596fea..5a2a2b6715 100644
--- a/tests/mpi/step-40.cc
+++ b/tests/mpi/step-40.cc
@@ -270,17 +270,7 @@ namespace Step40
   template <int dim>
   void LaplaceProblem<dim>::refine_grid ()
   {
-    Vector<float> estimated_error_per_cell (triangulation.n_active_cells());
-    KellyErrorEstimator<dim>::estimate (dof_handler,
-                                        QGauss<dim-1>(3),
-                                        typename FunctionMap<dim>::type(),
-                                        locally_relevant_solution,
-                                        estimated_error_per_cell);
-    parallel::distributed::GridRefinement::
-      refine_and_coarsen_fixed_number (triangulation,
-                                       estimated_error_per_cell,
-                                       0.3, 0.03);
-    triangulation.execute_coarsening_and_refinement ();
+    triangulation.refine_global (1);
   }
 
 
@@ -289,7 +279,7 @@ namespace Step40
   template <int dim>
   void LaplaceProblem<dim>::run ()
   {
-    const unsigned int n_cycles = 3;
+    const unsigned int n_cycles = 2;
     for (unsigned int cycle=0; cycle<n_cycles; ++cycle)
       {
         pcout << "Cycle " << cycle << ':' << std::endl;
diff --git a/tests/mpi/step-40/ncpu_10/cmp/generic b/tests/mpi/step-40/ncpu_10/cmp/generic
index b5ba2f8c17..95718500c0 100644
--- a/tests/mpi/step-40/ncpu_10/cmp/generic
+++ b/tests/mpi/step-40/ncpu_10/cmp/generic
@@ -9,20 +9,11 @@ DEAL:mpi::Convergence step 10 value 0
    Solved in 10 iterations.
 
 Cycle 1:
-   Number of active cells:       1948
-      196+195+195+194+194+194+194+195+195+196+
-   Number of degrees of freedom: 8375
-      885+845+845+849+812+840+843+817+819+820+
-DEAL:mpi::Starting value 0.832002
+   Number of active cells:       4096
+      408+412+408+412+408+408+412+408+412+408+
+   Number of degrees of freedom: 16641
+      1729+1680+1664+1680+1632+1664+1680+1632+1648+1632+
+DEAL:mpi::Starting value 1.38018
 DEAL:mpi::Convergence step 10 value 0
    Solved in 10 iterations.
 
-Cycle 2:
-   Number of active cells:       3664
-      366+366+367+366+367+366+367+367+366+366+
-   Number of degrees of freedom: 16165
-      1665+1610+1622+1641+1594+1640+1642+1578+1611+1562+
-DEAL:mpi::Starting value 1.03315
-DEAL:mpi::Convergence step 11 value 0
-   Solved in 11 iterations.
-
diff --git a/tests/mpi/step-40/ncpu_3/cmp/generic b/tests/mpi/step-40/ncpu_3/cmp/generic
index d7d7c5ed90..b17197bcae 100644
--- a/tests/mpi/step-40/ncpu_3/cmp/generic
+++ b/tests/mpi/step-40/ncpu_3/cmp/generic
@@ -9,20 +9,11 @@ DEAL:mpi::Convergence step 10 value 0
    Solved in 10 iterations.
 
 Cycle 1:
-   Number of active cells:       1960
-      652+656+652+
-   Number of degrees of freedom: 8421
-      2868+2803+2750+
-DEAL:mpi::Starting value 0.843064
+   Number of active cells:       4096
+      1364+1368+1364+
+   Number of degrees of freedom: 16641
+      5645+5540+5456+
+DEAL:mpi::Starting value 1.38638
 DEAL:mpi::Convergence step 10 value 0
    Solved in 10 iterations.
 
-Cycle 2:
-   Number of active cells:       3652
-      1217+1218+1217+
-   Number of degrees of freedom: 16095
-      5425+5378+5292+
-DEAL:mpi::Starting value 1.03054
-DEAL:mpi::Convergence step 11 value 0
-   Solved in 11 iterations.
-
diff --git a/tests/mpi/step-40/ncpu_4/cmp/generic b/tests/mpi/step-40/ncpu_4/cmp/generic
index c210d8c297..7f462e74be 100644
--- a/tests/mpi/step-40/ncpu_4/cmp/generic
+++ b/tests/mpi/step-40/ncpu_4/cmp/generic
@@ -9,20 +9,11 @@ DEAL:mpi::Convergence step 10 value 0
    Solved in 10 iterations.
 
 Cycle 1:
-   Number of active cells:       1960
-      490+490+490+490+
-   Number of degrees of freedom: 8421
-      2152+2107+2105+2057+
-DEAL:mpi::Starting value 0.835969
-DEAL:mpi::Convergence step 10 value 0
-   Solved in 10 iterations.
-
-Cycle 2:
-   Number of active cells:       3658
-      916+913+913+916+
-   Number of degrees of freedom: 16109
-      4079+4025+4032+3973+
-DEAL:mpi::Starting value 1.04003
+   Number of active cells:       4096
+      1024+1024+1024+1024+
+   Number of degrees of freedom: 16641
+      4225+4160+4160+4096+
+DEAL:mpi::Starting value 1.39777
 DEAL:mpi::Convergence step 10 value 0
    Solved in 10 iterations.