Parallel programming with MPI (2)

• Orian Louant (Université de Liège)

Room: Salle S08 <table border="0" cellpadding="10px"> <tbody> <tr> <td colspan="2"> <p>MPI is a standard for passing messages between processes running on distinct computers. It offers high-level primitives for efficient communication.&nbsp;</p> </td> </tr> <tr> <td rowspan="2"> <p><strong>Contents:</strong></p> <ul> <li>Parallel programming paradigms</li> <li>Shared-memory vs message passing</li> <li>Compiling an MPI program</li> <li>Collective communication</li> <li>Reduction operations</li> <li>Communication modes</li> </ul> </td> <td> <p><strong>Prerequisite:</strong></p> <ul> <li>Being able to use SSH with private keys&nbsp;</li> <li>Being familiar with a text editor&nbsp;</li> <li>Mastering the Linux command line and the GNU utilities (mkdir, cp, scp, etc.)</li> <li>Passive knowledge of C or Fortran</li> </ul> </td> </tr> <tr> <td> <p><strong>Type</strong>: Hands-on<br /> <strong>Target audience</strong>: Rookie programmer<br /> <strong>Must:&nbsp;</strong>This session is a must-have for anyone writing or even simply using MPI programs</p> </td> </tr> </tbody> </table>

Parallel programming with OpenMP

• Orian Louant (Université de Liège)

Room: Salle S08 <table border="0" cellpadding="10px"> <tbody> <tr> <td colspan="2"> <p>OpenMP is an easy alternative to pthreads for multithread computing. OpenMP extensions now exist in most C and Fortran compilers and allow flagging loops and other construct for efficient multithreading with little supplementary programming effort.&nbsp;</p> </td> </tr> <tr> <td rowspan="2"> <p><strong>Contents:</strong></p> <ul> <li>Parallel programming paradigms</li> <li>OpenMP Execution model</li> <li>Compiling an OpenMP program</li> <li>Data races</li> <li>Parallel loops</li> <li>Barriers and synchronisation</li> </ul> </td> <td> <p><strong>Prerequisite:</strong></p> <ul> <li>Being able to use SSH with private keys&nbsp;</li> <li>Being familiar with a text editor&nbsp;</li> <li>Mastering the Linux command line and the GNU utilities (mkdir, cp, scp, etc.)</li> <li>Passive knowledge of C or Fortran</li> </ul> </td> </tr> <tr> <td> <p><br /> <strong>Type</strong>: Hands-on<br /> <strong>Target audience</strong>: Rookie programmer<br /> <strong>Must:&nbsp;</strong>This session is a must-have for anyone writing programs in C/C++ or Fortran</p> </td> </tr> </tbody> </table>

Advanced SLURM job submission

• Damien François (UCLouvain/CISM)

Room: Salle S08 <p>This session follows the first Slurm session and teaches participants how to enhance submission scripts using concepts learned in the Workflows, Parallel computing, Bash scripting, and MPI sessions.</p> <p>&nbsp;</p> <table border="0" cellpadding="10px"> <tbody> <tr> <td rowspan="2"> <p><strong>Contents:</strong></p> <ul> <li>Scripting submissions&nbsp;</li> <li>Arrays and Job packing&nbsp;</li> <li>Heterogeneous jobs&nbsp;</li> <li>Process placement&nbsp;</li> </ul> </td> <td> <p><strong>Prerequisite:</strong></p> <ul> <li>Being able to use SSH with private keys&nbsp;</li> <li>Being familiar with a text editor&nbsp;</li> <li>Mastering the Linux command line and Bash scripting </li> <li>Working knowledge of Slurm </li> </ul> </td> </tr> <tr> <td> <p><strong>Type:</strong>&nbsp;Hands-on<br /> <strong>Target audience</strong>: Everyone<br /> <strong>Must:&nbsp;</strong>This session is useful.</p> </td> </tr> </tbody> </table>