• Juropa
• Debug

Debugging on JUROPA

• Compile and link program with debug option -g

• Allocate interactive partition with X11 forwarding:

  msub -I -X -l nodes=#:ppn=8

  possible number of nodes: 1 or 2
• Start debugger:

  totalview <jobscript>
  ddt <jobscript>

• When totalview is started :

  • In Window Startup Parameters -> Parallel

    • Parallel system: MPICH2

    • Tasks: choose number of CPUs

• After debugging deallocate interactive partition with:

  exit