Skip to content

Commit

Permalink
Browse files Browse the repository at this point in the history
  • Loading branch information
github-actions[bot] committed Apr 30, 2024
1 parent 2712808 commit 1849c72
Showing 1 changed file with 1 addition and 1 deletion.
Original file line number Diff line number Diff line change
Expand Up @@ -867,7 +867,7 @@ <h2 class="memtitle"><span class="permalink"><a href="#a0e957dd0dcf0cbb74b078ce3
</div><div class="memdoc">

<p>Loads the particles from the checkpoint file defined in the configuration file. </p>
<p>If the checkpoint has been recorded using multiple processes, the rank of the current process needs to be passed. The provided rank also needs to respect the domain decomposition. E. g. if the a regular grid decomposition is used, * don't pass the MPI_COMM_WORLD rank, as it might differ from the grid rank derived in the decomposition scheme. The wrong rank might result in a very bad network topology and therefore increase communication cost. </p><dl class="params"><dt>Parameters</dt><dd>
<p>If the checkpoint has been recorded using multiple processes, the rank of the current process needs to be passed. The provided rank also needs to respect the domain decomposition. E. g. if the regular grid decomposition is used, don't pass the MPI_COMM_WORLD rank, as it might differ from the grid rank derived in the decomposition scheme. The wrong rank might result in a very bad network topology and therefore increase communication costs. </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">rank</td><td>The MPI rank of the current process. </td></tr>
<tr><td class="paramname">communicatorSize</td><td>The size of the MPI communicator used for the simulation. </td></tr>
Expand Down

0 comments on commit 1849c72

Please sign in to comment.