An Insiders Guide: Janus Optimization and Troubleshooting

The whole presentation:

• The web version & powerpoint version of the presentaion
• The postscript version

  The fortran and C sample IO programs:

• The tar ball of the fortran and C IO sample programs.

  The whole presentation broken into parts, mostly text:

• Debug tips: Attaching to running jobs and watchpoints.
• Optimizing IO on janus.
• Math libs (and other special libs) available on janus.
• NQS - using qsub warnlimit to do an orderly shutdown.
• OpenMP - an introduction.
• Using profiling on janus.
• Sigportals - debugging message passing errors.