From 4b0dfc722487bbda63540ae8f362ab09557b65ca Mon Sep 17 00:00:00 2001 From: Martin Kronbichler Date: Wed, 2 Sep 2009 10:38:01 +0000 Subject: [PATCH] New results. git-svn-id: https://svn.dealii.org/trunk@19364 0785d39b-7218-0410-832d-ea1e28bc413d --- deal.II/examples/step-37/doc/results.dox | 29 ++++++++++++------------ 1 file changed, 15 insertions(+), 14 deletions(-) diff --git a/deal.II/examples/step-37/doc/results.dox b/deal.II/examples/step-37/doc/results.dox index 01670dfeb4..34b10f53c9 100644 --- a/deal.II/examples/step-37/doc/results.dox +++ b/deal.II/examples/step-37/doc/results.dox @@ -9,44 +9,45 @@ output: @code Cycle 0 Number of degrees of freedom: 337 -System matrix memory consumption: 0.02781 MBytes. -Multigrid objects memory consumption: 0.04799 MBytes. +System matrix memory consumption: 0.02232 MBytes. +Multigrid objects memory consumption: 0.04438 MBytes. Convergence in 8 CG iterations. Cycle 1 Number of degrees of freedom: 1313 -System matrix memory consumption: 0.103 MBytes. -Multigrid objects memory consumption: 0.171 MBytes. +System matrix memory consumption: 0.08101 MBytes. +Multigrid objects memory consumption: 0.1564 MBytes. Convergence in 9 CG iterations. Cycle 2 Number of degrees of freedom: 5185 -System matrix memory consumption: 0.4019 MBytes. -Multigrid objects memory consumption: 0.6524 MBytes. +System matrix memory consumption: 0.3141 MBytes. +Multigrid objects memory consumption: 0.5939 MBytes. Convergence in 9 CG iterations. Cycle 3 Number of degrees of freedom: 20609 -System matrix memory consumption: 1.594 MBytes. -Multigrid objects memory consumption: 2.562 MBytes. +System matrix memory consumption: 1.243 MBytes. +Multigrid objects memory consumption: 2.328 MBytes. Convergence in 9 CG iterations. Cycle 4 Number of degrees of freedom: 82177 -System matrix memory consumption: 6.357 MBytes. -Multigrid objects memory consumption: 10.18 MBytes. +System matrix memory consumption: 4.951 MBytes. +Multigrid objects memory consumption: 9.238 MBytes. Convergence in 9 CG iterations. Cycle 5 Number of degrees of freedom: 328193 -System matrix memory consumption: 25.39 MBytes. -Multigrid objects memory consumption: 40.58 MBytes. +System matrix memory consumption: 19.77 MBytes. +Multigrid objects memory consumption: 36.83 MBytes. Convergence in 9 CG iterations. @endcode As in step-16, we see that the number of CG iterations stays constant with increasing number of degrees of freedom. Not much changes if we run the program in three dimensions: + @code Cycle 0 Number of degrees of freedom: 517 @@ -79,6 +80,6 @@ Multigrid objects memory consumption: 391.5 MBytes. Convergence in 11 CG iterations. @endcode -There is a slight increase in the number of CG iterations, but also for the +We observe a slight increase in the number of CG iterations, but also for the largest size with almost two million unknowns, the iteration count is still -very modest. \ No newline at end of file +very modest. -- 2.39.5