Exercise session 15: Lustre I/O

The files for the exercises can be found in Exercises/HPE/day3/VH1-io. Untar the file and you'll find a full I/O experiment with striping.

Alternatively, look again at the MPI exercises with Apprentice If you did not do this before, set PAT_RT_SUMMARY=0. You get trace data per rank when you do this (huge file). Set only 2 cycles in the input file (indat). Use app2 on the .ap2 file to see new displays (see help).

Materials

Archived materials on LUMI:

• Exercise assignments in /appl/local/training/2p3day-20250303/files/LUMI-2p3day-20250303-Exercises_HPE.pdf

• Exercises as bizp2-compressed tar file in /appl/local/training/2p3day-20250303/files/LUMI-2p3day-20250303-Exercises_HPE.tar.bz2

• Exercises as uncompressed tar file in /appl/local/training/2p3day-20250303/files/LUMI-2p3day-20250303-Exercises_HPE.tar

Q&A

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