Parallel Field Solution

• Gyrokinetic Poisson equation

• Quasi-poloidal : FFT
  
  
  • In place

  • No communication

• Radial : finite difference periodic tridiagonal
  • Parallel solver of Mattor, Williams, Hewett, Dimits

  • Branch to serial algorithm when is one

  • Parallel algorithm operations
    Serial algorithm operations
    • Asymptotic parallel efficiency 88%

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