From 77c9e7c87ec40df86aa2c09b6bcf529304effc10 Mon Sep 17 00:00:00 2001 From: Timo Heister Date: Sun, 27 Oct 2024 12:34:14 -0400 Subject: [PATCH] update README for spherical nsinker benchmark --- benchmarks/nsinker_spherical_shell/README.md | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/benchmarks/nsinker_spherical_shell/README.md b/benchmarks/nsinker_spherical_shell/README.md index 4e1a6460d2d..105ff157eb0 100644 --- a/benchmarks/nsinker_spherical_shell/README.md +++ b/benchmarks/nsinker_spherical_shell/README.md @@ -5,10 +5,10 @@ The Spherical Shell NSinker benchmark contains the "Spherical Shell NSinker" benchmark, which is loosely based on the NSinker benchmark defined in -Weighted BFBT Preconditioner for Stokes Flow Problems with Highly -Heterogeneous Viscosity -Johann Rudi, Georg Stadler, Omar Ghattas -https://doi.org/10.1137/16M108450X +> Weighted BFBT Preconditioner for Stokes Flow Problems with Highly Heterogeneous Viscosity, +> Johann Rudi, Georg Stadler, Omar Ghattas, +> SIAM Journal of Scientific Computing, Vol 39, Issue 5, 2017. +> https://doi.org/10.1137/16M108450X but adapted to a spherical shell geometry. See the "nsinker" benchmark in this repository for the version in a unit box. The motivation for @@ -16,6 +16,13 @@ creating this benchmark was the desire to test linear solver performance with a spherical geometry, which is often used in practice and that turns out to be more challenging. +This benchmark is defined and used in + +> Efficient distributed matrix-free multigrid methods on locally refined meshes for FEM computations, +> Peter Munch, Timo Heister, Laura Prieto Saavedra, Martin Kronbichler, +> ACM Transactions on Parallel Computing, 2023, 10, 1-38. +> https://doi.org/10.1145/3580314 + We consider a spherical shell with inner radius 0.54 and outer radius 1.0 with N spherical, high-viscosity, high-density sinking spheres at random (but predetermined in the code) locations in the