u2.08.03 Manual for using linear solvers

• 1. But
• 2. The various linear solvers available
• 3. A few tips for use
• 4. Recommendations on external products
• 5. Links with parallelism
  • 5.1. Generalities
  • 5.2. Independent calculations
  • 5.3. Parallelization of linear systems
  • 5.4. Distribution of modal calculations
• 6. Performance indicators of a calculation
• 7. Additional keyword information
  • 7.1. Singularity detection and keywords NPREC/STOP_SINGULIER/RESI_RELA
  • 7.2. Solver MUMPS (METHODE =” MUMPS “)