Running with these driver parameters:
solver ID = 1
Laplacian_27pt:
(Nx, Ny, Nz) = (400, 3200, 400)
(Px, Py, Pz) = (1, 8, 1)
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Generate Matrix:
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Spatial Operator:
wall clock time = 4.161923 seconds
wall MFLOPS = 0.000000
cpu clock time = 95.980458 seconds
cpu MFLOPS = 0.000000
RHS vector has unit components
Initial guess is 0
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IJ Vector Setup:
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RHS and Initial Guess:
wall clock time = 0.458409 seconds
wall MFLOPS = 0.000000
cpu clock time = 5.924425 seconds
cpu MFLOPS = 0.000000
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Problem 1: AMG Setup Time:
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PCG Setup:
wall clock time = 19.537359 seconds
wall MFLOPS = 0.000000
cpu clock time = 345.691983 seconds
cpu MFLOPS = 0.000000
FOM_Setup: nnz_AP / Setup Phase Time: 7.705750e+08
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Problem 1: AMG-PCG Solve Time:
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PCG Solve:
wall clock time = 61.567127 seconds
wall MFLOPS = 0.000000
cpu clock time = 1463.773519 seconds
cpu MFLOPS = 0.000000
Iterations = 23
Final Relative Residual Norm = 9.722267e-09
FOM_Solve: nnz_AP * Iterations / Solve Phase Time: 5.624186e+09
Figure of Merit (FOM_1): 4.410784e+09