n256-3040p-32t
version=V3.1
Release date=March 28, 2019
Machine Summary=
Machine Summary::Distributed Processes=3040
Machine Summary::Threads per processes=32
Global Problem Dimensions=
Global Problem Dimensions::Global nx=4096
Global Problem Dimensions::Global ny=2560
Global Problem Dimensions::Global nz=4864
Processor Dimensions=
Processor Dimensions::npx=16
Processor Dimensions::npy=10
Processor Dimensions::npz=19
Local Domain Dimensions=
Local Domain Dimensions::nx=256
Local Domain Dimensions::ny=256
Local Domain Dimensions::nz=256
########## Problem Summary  ##########=
Setup Information=
Setup Information::Setup Time=0.55478
Linear System Information=
Linear System Information::Number of Equations=51002736640
Linear System Information::Number of Nonzero Terms=1376302537720
Multigrid Information=
Multigrid Information::Number of coarse grid levels=3
Multigrid Information::Coarse Grids=
Multigrid Information::Coarse Grids::Grid Level=1
Multigrid Information::Coarse Grids::Number of Equations=6375342080
Multigrid Information::Coarse Grids::Number of Nonzero Terms=171941432824
Multigrid Information::Coarse Grids::Number of Presmoother Steps=1
Multigrid Information::Coarse Grids::Number of Postsmoother Steps=1
Multigrid Information::Coarse Grids::Grid Level=2
Multigrid Information::Coarse Grids::Number of Equations=796917760
Multigrid Information::Coarse Grids::Number of Nonzero Terms=21468595960
Multigrid Information::Coarse Grids::Number of Presmoother Steps=1
Multigrid Information::Coarse Grids::Number of Postsmoother Steps=1
Multigrid Information::Coarse Grids::Grid Level=3
Multigrid Information::Coarse Grids::Number of Equations=99614720
Multigrid Information::Coarse Grids::Number of Nonzero Terms=2677560184
Multigrid Information::Coarse Grids::Number of Presmoother Steps=1
Multigrid Information::Coarse Grids::Number of Postsmoother Steps=1
########## Memory Use Summary  ##########=
Memory Use Information=
Memory Use Information::Total memory used for data (Gbytes)=36463.9
Memory Use Information::Memory used for OptimizeProblem data (Gbytes)=0
Memory Use Information::Bytes per equation (Total memory / Number of Equations)=714.94
Memory Use Information::Memory used for linear system and CG (Gbytes)=32090.3
Memory Use Information::Coarse Grids=
Memory Use Information::Coarse Grids::Grid Level=1
Memory Use Information::Coarse Grids::Memory used=3833.99
Memory Use Information::Coarse Grids::Grid Level=2
Memory Use Information::Coarse Grids::Memory used=479.555
Memory Use Information::Coarse Grids::Grid Level=3
Memory Use Information::Coarse Grids::Memory used=60.0226
########## V&V Testing Summary  ##########=
Spectral Convergence Tests=
Spectral Convergence Tests::Result=PASSED
Spectral Convergence Tests::Unpreconditioned=
Spectral Convergence Tests::Unpreconditioned::Maximum iteration count=11
Spectral Convergence Tests::Unpreconditioned::Expected iteration count=12
Spectral Convergence Tests::Preconditioned=
Spectral Convergence Tests::Preconditioned::Maximum iteration count=2
Spectral Convergence Tests::Preconditioned::Expected iteration count=2
Departure from Symmetry |x'Ay-y'Ax|/(2*||x||*||A||*||y||)/epsilon=
Departure from Symmetry |x'Ay-y'Ax|/(2*||x||*||A||*||y||)/epsilon::Result=PASSED
Departure from Symmetry |x'Ay-y'Ax|/(2*||x||*||A||*||y||)/epsilon::Departure for SpMV=0
Departure from Symmetry |x'Ay-y'Ax|/(2*||x||*||A||*||y||)/epsilon::Departure for MG=2.33285e-14
########## Iterations Summary  ##########=
Iteration Count Information=
Iteration Count Information::Result=PASSED
Iteration Count Information::Reference CG iterations per set=50
Iteration Count Information::Optimized CG iterations per set=51
Iteration Count Information::Total number of reference iterations=8300
Iteration Count Information::Total number of optimized iterations=8466
########## Reproducibility Summary  ##########=
Reproducibility Information=
Reproducibility Information::Result=PASSED
Reproducibility Information::Scaled residual mean=0.00484775
Reproducibility Information::Scaled residual variance=0
########## Performance Summary (times in sec) ##########=
Benchmark Time Summary=
Benchmark Time Summary::Optimization phase=0.741626
Benchmark Time Summary::DDOT=13.4028
Benchmark Time Summary::WAXPBY=43.1642
Benchmark Time Summary::SpMV=333.142
Benchmark Time Summary::MG=1448.68
Benchmark Time Summary::ALL_reduce=56.0058
Benchmark Time Summary::Total=1894.41
Floating Point Operations Summary=
Floating Point Operations Summary::Raw DDOT=2.60767e+15
Floating Point Operations Summary::Raw WAXPBY=2.60767e+15
Floating Point Operations Summary::Raw SpMV=2.37605e+16
Floating Point Operations Summary::Raw MG=1.32983e+17
Floating Point Operations Summary::Total=1.61958e+17
Floating Point Operations Summary::Total with convergence overhead=1.58783e+17
GB/s Summary=
GB/s Summary::Raw Read B/W=526564
GB/s Summary::Raw Write B/W=121688
GB/s Summary::Raw Total B/W=648252
GB/s Summary::Total with convergence and optimization phase overhead=628402
GFLOP/s Summary=
GFLOP/s Summary::Raw DDOT=194561
GFLOP/s Summary::Raw WAXPBY=60412.7
GFLOP/s Summary::Raw SpMV=71322.4
GFLOP/s Summary::Raw MG=91795.4
GFLOP/s Summary::Raw Total=85492.6
GFLOP/s Summary::Total with convergence overhead=83816.3
GFLOP/s Summary::Total with convergence and optimization phase overhead=82874.9
User Optimization Overheads=
User Optimization Overheads::Problem setup time (sec)=0.55478
User Optimization Overheads::Optimization phase time (sec)=0.741626
User Optimization Overheads::Optimization phase time vs reference SpMV+MG time=0.311113
DDOT Timing Variations=
DDOT Timing Variations::Min DDOT MPI_Allreduce time=37.8789
DDOT Timing Variations::Max DDOT MPI_Allreduce time=60.2631
DDOT Timing Variations::Avg DDOT MPI_Allreduce time=49.6029
 Final Summary =
 Final Summary ::HPCG result is VALID with a GFLOP/s rating of=82874.9
 Final Summary ::    HPCG 2.4 Rating (for historical value) is=83275.1
 Final Summary ::Reference version of ComputeDotProduct used=Performance results are most likely suboptimal
 Final Summary ::Please upload results from the YAML file contents to=http://hpcg-benchmark.org