ENH: cvMesh blob tutorial: update settings

tutorials/mesh/cvMesh/blob/system/cvMeshDict

@@ -153,9 +153,15 @@ motionControl
             cellSizeFunction    uniformDistance;
             uniformDistanceCoeffs
             {
-                cellSize        0.02;
+                cellSize        0.04;
                 distance        0.1;
             }
+            linearDistanceCoeffs
+            {
+                surfaceCellSize         0.02;
+                distanceCellSize        $defaultCellSize;
+                distance                0.1;
+            }
         }
     }
 

tutorials/mesh/cvMesh/blob/system/decomposeParDict

@@ -15,7 +15,7 @@ FoamFile
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-numberOfSubdomains 64;
+numberOfSubdomains 8;
 
 method          scotch;
 // method          ptscotch;