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<span>Visualisation: Thomas Ulrich, LMU.</span></div></header><section class="hero is-medium"><div class="hero-body has-text-centered"><p class=title><img src=/img/logo_sans_darkred.svg></p><h3 class=subtitle>An open-source software for the simulation of seismic wave phenomena and earthquake dynamics</h3><a href=https://seissol.readthedocs.io/><button class="button is-link">Read the docs</button>
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<a href=https://github.com/SeisSol/SeisSol><button class="button is-link">Get the code</button></a></div></section><section class="hero is-dark"><div class=hero-body><div class="columns is-vcentered"><div class=column><img src=/img/ridgecrest_SC23showcase.jpg><p class=block>Snapshot of a SeisSol simulation of the 2019 Ridgecrest Earthquake (extracted from <a href="https://www.youtube.com/watch?v=JvMuQN4FuvU" style=color:#f9e4b8>https://www.youtube.com/watch?v=JvMuQN4FuvU</a>).</p></div><div class="column has-text-centered is-5"><h1 class=is-size-3>SC23: Conversing Faults: The 2019 Ridgecrest Earthquake</h1><h3 class=subtitle>Scientific Visualization & Data Analytics Showcase at SC23
</h3><p>Led by the Texas Advanced Computing Center, results of the Ridgecrest simulations were presented as an SC23 Scientific Visualization & Data Analytics Showcase at SC23: The International Conference for High Performance Computing, Networking, Storage, and Analysis.</p><p>&nbsp;</p><p>More info in our <a href=ridgecrest-study style=color:#f9e4b8>blog post</a>; see the full video on <a href="https://www.youtube.com/watch?v=JvMuQN4FuvU" style=color:#f9e4b8>YouTube</a>.</p></div></div></div></section><section class="hero is-medium is-warning"><div class=hero-body><div class="columns is-vcentered"><div class=column><img src=/img/palu_rupture.jpg><p class=block>Dynamic rupture simulation of the 2018 Palu, Sulawesi earthquake and tsunami (<a href=https://dl.acm.org/doi/10.1145/3458817.3476173 style=color:#f9e4b8>Krenz et al., 2021</a>);
the respective SC21 paper also motivated the scenario for the <a href=/post/seissol-scc22/ style=color:#f9e4b8>Mystery Application</a> for the SC22 <a href=https://www.studentclustercompetition.us/ style=color:#f9e4b8>Student Cluster Competition</a>).</p></div><div class="column has-text-centered is-4"><h1 class=is-size-3>Earthquake simulation ...</h1><h3 class="subtitle has-text-white">SeisSol enables dynamic rupture modelling on realistic geometries</h3><p>SeisSol is a high-performance computational seismology software to simulate complex earthquake scenarios. It supports various rheologies (elastic, anisotropic-elastic, acoustic, viscoelastic, poroelastic), boundary conditions and dynamic rupture laws. SeisSol uses high-order discontinuous Galerkin discretisation with an Arbitrary DERivative (ADER) local time stepping on unstructured adaptive tetrahedral meshes.</p></div></div></div></section><section class="hero is-medium"><div class=hero-body><div class="columns is-vcentered"><div class="column has-text-centered is-4"><h1 class=is-size-3>... meets Supercomputing!</h1><h3 class=subtitle>Proven scalability and high-performance on many HPC systems</h3><p>SeisSol follows an MPI+X parallelisation, supporting OpenMP and CUDA (SYCL upcoming) for heterogeneous compute nodes, and exhibits excellent performance and scalability on a suitable range of supercomputing platforms.</p></div><div class=column><img src=/img/strong_scaling_flops.png><p class=block>Per-node performance on SuperMUC (M), Shaheen II (S), and Cori (C).</p></div><div class=column><img src=/img/strong_scaling_time.png><p class=block>High parallel efficiency and fast time-to solution using local time-stepping (LTS).</p></div></div></div></section><section class="hero is-dark"><div class=hero-body><div class="columns is-vcentered"><div class=column><img src=/img/cheesequake.jpg><p class=block>Meet the cheesequake challenge (<a href=https://www.youtube.com/embed/OkeIxUYAd4A style=color:#f9e4b8>video on YouTube</a>)</p></div><div class="column has-text-centered is-5"><h1 class=is-size-3>We <i class="fa fa-heart"></i> tets</h1><h3 class=subtitle>Automatic mesh generation to simulate waves in highly complex geometries.</h3><p>SeisSol offers example workflows based on the <a href=https://gmsh.info/ style=color:#f9e4b8>Gmsh</a> and <a href=http://www.simmetrix.com/ style=color:#f9e4b8>Simmetrix</a> mesh generation packages.
</h3><p>Led by the Texas Advanced Computing Center, results of the Ridgecrest simulations were presented as an SC23 Scientific Visualization & Data Analytics Showcase at SC23: The International Conference for High Performance Computing, Networking, Storage, and Analysis.</p><p>&nbsp;</p><p>More info in our <a href=ridgecrest-study style=color:#f9e4b8>blog post</a>; see the full video on <a href="https://www.youtube.com/watch?v=JvMuQN4FuvU" style=color:#f9e4b8>YouTube</a>.</p></div></div></div></section><section class="hero is-medium is-warning"><div class=hero-body><div class="columns is-vcentered"><div class=column><img src=/img/palu_rupture.jpg><p class=block>Dynamic rupture simulation of the 2018 Palu (Sulawesi) earthquake and tsunami (<a href=https://dl.acm.org/doi/10.1145/3458817.3476173 style=color:#f9e4b8>Krenz et al., 2021</a>);
the respective SC21 paper also motivated the scenario for the <a href=/post/seissol-scc22/ style=color:#f9e4b8>Mystery Application</a> for the SC22 <a href=https://www.studentclustercompetition.us/ style=color:#f9e4b8>Student Cluster Competition</a>).</p></div><div class="column has-text-centered is-4"><h1 class=is-size-3>Earthquake simulation ...</h1><h3 class="subtitle has-text-white">SeisSol enables dynamic rupture modelling on realistic geometries</h3><p>SeisSol is a high-performance computational seismology software to simulate complex earthquake scenarios. It supports various rheologies (isotropic elastic, anisotropic elastic, acoustic, viscoelastic, poroelastic), boundary conditions and dynamic rupture laws. SeisSol uses high-order discontinuous Galerkin discretisation with an Arbitrary DERivative (ADER) local time stepping scheme on unstructured adaptive tetrahedral meshes.</p></div></div></div></section><section class="hero is-medium"><div class=hero-body><div class="columns is-vcentered"><div class="column has-text-centered is-4"><h1 class=is-size-3>... meets Supercomputing!</h1><h3 class=subtitle>Proven scalability and high-performance on many HPC systems</h3><p>SeisSol follows an MPI+X parallelization model, using OpenMP threading or CUDA/HIP+SYCL, and exhibits excellent performance and scalability on a suitable range of supercomputing platforms.</p></div><div class=column><img src=/img/strong_scaling_flops.png><p class=block>Per-node performance on SuperMUC (M), Shaheen II (S), and Cori (C).</p></div><div class=column><img src=/img/strong_scaling_time.png><p class=block>High parallel efficiency and fast time-to solution using local time-stepping (LTS).</p></div></div></div></section><section class="hero is-dark"><div class=hero-body><div class="columns is-vcentered"><div class=column><img src=/img/cheesequake.jpg><p class=block>Meet the cheesequake challenge (<a href=https://www.youtube.com/embed/OkeIxUYAd4A style=color:#f9e4b8>video on YouTube</a>)</p></div><div class="column has-text-centered is-5"><h1 class=is-size-3>We <i class="fa fa-heart"></i> tets</h1><h3 class=subtitle>Automatic mesh generation to simulate waves in highly complex geometries.</h3><p>SeisSol offers example workflows based on the <a href=https://gmsh.info/ style=color:#f9e4b8>Gmsh</a> and <a href=http://www.simmetrix.com/ style=color:#f9e4b8>Simmetrix</a> mesh generation packages.
See the <a href=https://seissol.readthedocs.io/en/latest/simmodelerCAD-workflow.html style=color:#f9e4b8>SeisSol Tutorials</a> and <a href=https://seissol.readthedocs.io/en/latest/cookbook_overview.html style=color:#f9e4b8>Cookbook</a> for examples.</p></div></div></div></section><section class="hero is-medium"><div class=hero-body><div class="columns is-vcentered"><div class="column has-text-centered"><h1 class="subtitle is-size-4">Need help?</h1><p><a href=https://github.com/SeisSol/SeisSol/issues/new/choose>Post an issue
<i class="fa fa-external-link"></i></a></p><p><a href=#>Join our slack channel
<i class="fa fa-external-link"></i></a></p></div><div class="column has-text-centered"><p class=block><img src=/img/GitHub-Mark-64px.png></p><h1 class="subtitle is-size-4">SeisSol is open source</h1></div><div class="column has-text-centered"><h1 class="subtitle is-size-4">Want to contribute?</h1><p><a href=https://github.com/SeisSol/SeisSol/blob/master/CONTRIBUTING.md>Create fork and pull requests
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