Table 3 Details of the computational costs
From: An updated Gappy-POD to capture non-parameterized geometrical variation in fluid dynamics problems
Operation | Wall clock time |
|---|---|
HF YALES2 solver (512 cores) | 5 days |
HF over the RFD \(\Omega _R\) (128 cores) | 3.5 h |
Classical Gappy-POD on \(\Omega _R\) (512 cores) | 3 min |
Distributed POD \(\Psi \) with the predicted fields \(U^{predicted}(t,G^{New})\) (512 cores) | 3 min |
Galerkin projection of the Navier–Stokes equations upon \(\Psi \) (512 cores) | 3 min |
Resolution of the reduced equations (1 core) | 3.7 s |
Speed up factor | 100 |