puneet336 |
April 6, 2019 06:07 |
i tried with 4 processes,
after 4 minutes, simulation crashed as -
Code:
time mpirun --oversubscribe -np 4 icoFoam 2>&1|tee logs_run4
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Version: 6
\\/ M anipulation |
\*---------------------------------------------------------------------------*/
Build : 6
Exec : icoFoam
Date : Apr 06 2019
Time : 04:56:19
Host : "cn003"
PID : 191573
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Version: 6
\\/ M anipulation |
\*---------------------------------------------------------------------------*/
Build : 6
Exec : icoFoam
Date : Apr 06 2019
Time : 04:56:19
Host : "cn003"
PID : 191574
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Version: 6
\\/ M anipulation |
\*---------------------------------------------------------------------------*/
Build : 6
Exec : icoFoam
Date : Apr 06 2019
Time : 04:56:19
Host : "cn003"
PID : 191575
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Version: 6
\\/ M anipulation |
\*---------------------------------------------------------------------------*/
Build : 6
Exec : icoFoam
Date : Apr 06 2019
Time : 04:56:19
Host : "cn003"
PID : 191576
I/O : uncollated
Case : /home/user/MySoftwares/UTILS/OpenFOAM/user-6/run/cavity
nProcs : 1
sigFpe : Enabling floating point exception trapping (FOAM_SIGFPE).
fileModificationChecking : Monitoring run-time modified files using timeStampMaster (fileModificationSkew 10)
allowSystemOperations : Allowing user-supplied system call operations
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Create time
I/O : uncollated
Case : /home/user/MySoftwares/UTILS/OpenFOAM/user-6/run/cavity
nProcs : 1
sigFpe : Enabling floating point exception trapping (FOAM_SIGFPE).
fileModificationChecking : Monitoring run-time modified files using timeStampMaster (fileModificationSkew 10)
allowSystemOperations : Allowing user-supplied system call operations
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Create time
I/O : uncollated
Case : /home/user/MySoftwares/UTILS/OpenFOAM/user-6/run/cavity
nProcs : 1
sigFpe : Enabling floating point exception trapping (FOAM_SIGFPE).
fileModificationChecking : Monitoring run-time modified files using timeStampMaster (fileModificationSkew 10)
allowSystemOperations : Allowing user-supplied system call operations
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Create time
Create mesh for time = 0
Create mesh for time = 0
Create mesh for time = 0
I/O : uncollated
Case : /home/user/MySoftwares/UTILS/OpenFOAM/user-6/run/cavity
nProcs : 1
sigFpe : Enabling floating point exception trapping (FOAM_SIGFPE).
fileModificationChecking : Monitoring run-time modified files using timeStampMaster (fileModificationSkew 10)
allowSystemOperations : Allowing user-supplied system call operations
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Create time
Create mesh for time = 0
Reading transportProperties
Reading field p
Reading field U
Reading/calculating face flux field phi
Reading transportProperties
Reading field p
Reading field U
Reading/calculating face flux field phi
Starting time loop
Time = 0.005
Courant Number mean: 0 max: 0
Reading transportProperties
Reading field p
Reading field U
Reading/calculating face flux field phi
Starting time loop
Time = 0.005
Courant Number mean: 0 max: 0
Reading transportProperties
Reading field p
Reading field U
Starting time loop
Time = 0.005
Reading/calculating face flux field phi
Courant Number mean: 0 max: 0
Starting time loop
Time = 0.005
Courant Number mean: 0 max: 0
smoothSolver: Solving for Ux, Initial residual = 1, Final residual = 0.00678545, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0, Final residual = 0, No Iterations 0
smoothSolver: Solving for Ux, Initial residual = 1, Final residual = 0.00678545, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0, Final residual = 0, No Iterations 0
smoothSolver: Solving for Ux, Initial residual = 1, Final residual = 0.00678545, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0, Final residual = 0, No Iterations 0
smoothSolver: Solving for Ux, Initial residual = 1, Final residual = 0.00678545, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0, Final residual = 0, No Iterations 0
DICPCG: Solving for p, Initial residual = 1, Final residual = 0.687191, No Iterations 1000
time step continuity errors : sum local = 0.0023281, global = 3.56267e-19, cumulative = 3.56267e-19
DICPCG: Solving for p, Initial residual = 1, Final residual = 0.687191, No Iterations 1000
time step continuity errors : sum local = 0.0023281, global = 3.56267e-19, cumulative = 3.56267e-19
DICPCG: Solving for p, Initial residual = 1, Final residual = 0.687191, No Iterations 1000
time step continuity errors : sum local = 0.0023281, global = 3.56267e-19, cumulative = 3.56267e-19
DICPCG: Solving for p, Initial residual = 1, Final residual = 0.687191, No Iterations 1000
time step continuity errors : sum local = 0.0023281, global = 3.56267e-19, cumulative = 3.56267e-19
DICPCG: Solving for p, Initial residual = 0.945219, Final residual = 0.0716426, No Iterations 1000
time step continuity errors : sum local = 0.000511614, global = -3.8407e-19, cumulative = -2.78036e-20
ExecutionTime = 83.57 s ClockTime = 83 s
Time = 0.01
Courant Number mean: 3.28089 max: 47.7257
DICPCG: Solving for p, Initial residual = 0.945219, Final residual = 0.0716426, No Iterations 1000
time step continuity errors : sum local = 0.000511614, global = -3.8407e-19, cumulative = -2.78036e-20
ExecutionTime = 83.76 s ClockTime = 84 s
Time = 0.01
Courant Number mean: 3.28089 max: 47.7257
DICPCG: Solving for p, Initial residual = 0.945219, Final residual = 0.0716426, No Iterations 1000
time step continuity errors : sum local = 0.000511614, global = -3.8407e-19, cumulative = -2.78036e-20
ExecutionTime = 84.37 s ClockTime = 84 s
Time = 0.01
Courant Number mean: 3.28089 max: 47.7257
DICPCG: Solving for p, Initial residual = 0.945219, Final residual = 0.0716426, No Iterations 1000
time step continuity errors : sum local = 0.000511614, global = -3.8407e-19, cumulative = -2.78036e-20
ExecutionTime = 84.64 s ClockTime = 84 s
Time = 0.01
Courant Number mean: 3.28089 max: 47.7257
smoothSolver: Solving for Ux, Initial residual = 0.275226, Final residual = 0.131304, No Iterations 1000
smoothSolver: Solving for Ux, Initial residual = 0.275226, Final residual = 0.131304, No Iterations 1000
smoothSolver: Solving for Ux, Initial residual = 0.275226, Final residual = 0.131304, No Iterations 1000
smoothSolver: Solving for Ux, Initial residual = 0.275226, Final residual = 0.131304, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0.97424, Final residual = 0.62469, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0.97424, Final residual = 0.62469, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0.97424, Final residual = 0.62469, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0.97424, Final residual = 0.62469, No Iterations 1000
DICPCG: Solving for p, Initial residual = 0.998548, Final residual = 0.794578, No Iterations 1000
time step continuity errors : sum local = 0.718303, global = 2.56095e-17, cumulative = 2.55817e-17
DICPCG: Solving for p, Initial residual = 0.998548, Final residual = 0.794578, No Iterations 1000
time step continuity errors : sum local = 0.718303, global = 2.56095e-17, cumulative = 2.55817e-17
DICPCG: Solving for p, Initial residual = 0.998548, Final residual = 0.794578, No Iterations 1000
time step continuity errors : sum local = 0.718303, global = 2.56095e-17, cumulative = 2.55817e-17
DICPCG: Solving for p, Initial residual = 0.998548, Final residual = 0.794578, No Iterations 1000
time step continuity errors : sum local = 0.718303, global = 2.56095e-17, cumulative = 2.55817e-17
DICPCG: Solving for p, Initial residual = 0.779639, Final residual = 0.374333, No Iterations 1000
time step continuity errors : sum local = 0.663485, global = 1.46907e-17, cumulative = 4.02724e-17
ExecutionTime = 188.34 s ClockTime = 188 s
Time = 0.015
Courant Number mean: 20.1784 max: 835.394
DICPCG: Solving for p, Initial residual = 0.779639, Final residual = 0.374333, No Iterations 1000
time step continuity errors : sum local = 0.663485, global = 1.46907e-17, cumulative = 4.02724e-17
ExecutionTime = 188.69 s ClockTime = 189 s
Time = 0.015
Courant Number mean: 20.1784 max: 835.394
DICPCG: Solving for p, Initial residual = 0.779639, Final residual = 0.374333, No Iterations 1000
time step continuity errors : sum local = 0.663485, global = 1.46907e-17, cumulative = 4.02724e-17
ExecutionTime = 191.54 s ClockTime = 192 s
Time = 0.015
Courant Number mean: 20.1784 max: 835.394
DICPCG: Solving for p, Initial residual = 0.779639, Final residual = 0.374333, No Iterations 1000
time step continuity errors : sum local = 0.663485, global = 1.46907e-17, cumulative = 4.02724e-17
ExecutionTime = 191.82 s ClockTime = 192 s
Time = 0.015
Courant Number mean: 20.1784 max: 835.394
smoothSolver: Solving for Ux, Initial residual = 0.983178, Final residual = 0.674171, No Iterations 1000
smoothSolver: Solving for Ux, Initial residual = 0.983178, Final residual = 0.674171, No Iterations 1000
smoothSolver: Solving for Ux, Initial residual = 0.983178, Final residual = 0.674171, No Iterations 1000
smoothSolver: Solving for Ux, Initial residual = 0.983178, Final residual = 0.674171, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0.980638, Final residual = 0.584039, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0.980638, Final residual = 0.584039, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0.980638, Final residual = 0.584039, No Iterations 1000
smoothSolver: Solving for Uy, Initial residual = 0.980638, Final residual = 0.584039, No Iterations 1000
DICPCG: Solving for p, Initial residual = 0.998725, Final residual = 0.453711, No Iterations 1000
time step continuity errors : sum local = 207.333, global = -7.3029e-14, cumulative = -7.29887e-14
DICPCG: Solving for p, Initial residual = 0.998725, Final residual = 0.453711, No Iterations 1000
time step continuity errors : sum local = 207.333, global = -7.3029e-14, cumulative = -7.29887e-14
DICPCG: Solving for p, Initial residual = 0.998725, Final residual = 0.453711, No Iterations 1000
time step continuity errors : sum local = 207.333, global = -7.3029e-14, cumulative = -7.29887e-14
DICPCG: Solving for p, Initial residual = 0.998725, Final residual = 0.453711, No Iterations 1000
time step continuity errors : sum local = 207.333, global = -7.3029e-14, cumulative = -7.29887e-14
DICPCG: Solving for p, Initial residual = 0.873432, Final residual = 0.000718764, No Iterations 1000
time step continuity errors : sum local = 0.469363, global = -9.89589e-16, cumulative = -7.39783e-14
ExecutionTime = 292.86 s ClockTime = 293 s
Time = 0.02
Courant Number mean: 5377.55 max: 79240
#0 Foam::error::printStack(Foam::Ostream&) at ??:?
#1 Foam::sigFpe::sigHandler(int) at ??:?
#2 ? in "/lib64/libc.so.6"
#3 Foam::symGaussSeidelSmoother::smooth(Foam::word const&, Foam::Field<double>&, Foam::lduMatrix const&, Foam::Field<double> const&, Foam::FieldField<Foam::Field, double> const&, Foam::UPtrList<Foam::lduInterfaceField const> const&, unsigned char, int) at ??:?
#4 Foam::symGaussSeidelSmoother::smooth(Foam::Field<double>&, Foam::Field<double> const&, unsigned char, int) constDICPCG: Solving for p, Initial residual = 0.873432, Final residual = 0.000718764, No Iterations 1000
at ??:?
#5 Foam::smoothSolver::solve(Foam::Field<double>&, Foam::Field<double> const&, unsigned char) const at ??:?
#6 ?time step continuity errors : sum local = 0.469363, global = -9.89589e-16, cumulative = -7.39783e-14
at ??:?
#7 ? at ??:?
#8 ExecutionTime = 293.25 s ClockTime = 294 s
Time = 0.02
? at ??:?
#9 Courant Number mean: 5377.55 max: 79240
? at ??:?
#10 __libc_start_main in "/lib64/libc.so.6"
#11 ? at ??:?
-------------------------------------------------------
Primary job terminated normally, but 1 process returned
a non-zero exit code. Per user-direction, the job has been aborted.
-------------------------------------------------------
--------------------------------------------------------------------------
mpirun noticed that process rank 2 with PID 191575 on node cn003 exited on signal 8 (Floating point exception).
--------------------------------------------------------------------------
real 4m54.460s
user 4m52.835s
sys 0m0.625s
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