foam-extend4.1并行分块无法使用scotch

[杜浚平]

在Ubuntu20.04按照教程安装完foam-extend-4.1后尝试并行计算时出现问题：

/*---------------------------------------------------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | foam-extend: Open Source CFD                    |
|  \\    /   O peration     | Version:     4.1                                |
|   \\  /    A nd           | Web:         http://www.foam-extend.org         |
|    \\/     M anipulation  | For copyright notice see file Copyright         |
\*---------------------------------------------------------------------------*/
Build  : 4.1-70b064d0f326
Exec   : decomposePar
Date   : Dec 14 2024
Time   : 16:52:09
Host   : "ad"
PID    : 216409
CtrlDict : "/home/ad/foam/ad-4.1/run/qianyuan/case1/line2/20241209/try/21.6/system/controlDict"
Case   : /home/ad/foam/ad-4.1/run/qianyuan/case1/line2/20241209/try/21.6
nProcs : 1
sigFpe : Enabling floating point exception trapping (FOAM_SIGFPE).
allowSystemOperations : Disallowing user-supplied system call operations

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Create time

--> FOAM Warning :
    From function void* Foam::dlOpen(const Foam::fileName&, bool)
    in file POSIX.C at line 1204
    dlopen error : /home/ad/foam/ad-4.1/lib/linux64GccDPInt32Opt/libvorticityTurbulence.so: undefined symbol: _ZNK4Foam14incompressible9RASModels10kOmegaSSTV10divDevReffEv
--> FOAM Warning :
    From function bool Foam::dlLibraryTable::open(const Foam::fileName&, bool)
    in file db/dynamicLibrary/dlLibraryTable/dlLibraryTable.C at line 97
    could not load "libvorticityTurbulence.so"
Time = 63000
Create mesh for region region0

Calculating distribution of cells
--> FOAM Warning :
    From function void* Foam::dlOpen(const Foam::fileName&, bool)
    in file POSIX.C at line 1204
    dlopen error : libscotchDecomp.so: cannot open shared object file: No such file or directory
--> FOAM Warning :
    From function bool Foam::dlLibraryTable::open(const Foam::fileName&, bool)
    in file db/dynamicLibrary/dlLibraryTable/dlLibraryTable.C at line 97
    could not load "libscotchDecomp.so"
--> FOAM Warning :
    From function decompositionMethod::loadExternalLibraries()
    in file decompositionMethod/decompositionMethod.C at line 520
    Loading of decomposition library libscotchDecomp.so unsuccesful. Some decomposition methods may not be  available
--> FOAM Warning :
    From function void* Foam::dlOpen(const Foam::fileName&, bool)
    in file POSIX.C at line 1204
    dlopen error : libmetisDecomp.so: cannot open shared object file: No such file or directory
--> FOAM Warning :
    From function bool Foam::dlLibraryTable::open(const Foam::fileName&, bool)
    in file db/dynamicLibrary/dlLibraryTable/dlLibraryTable.C at line 97
    could not load "libmetisDecomp.so"
--> FOAM Warning :
    From function decompositionMethod::loadExternalLibraries()
    in file decompositionMethod/decompositionMethod.C at line 520
    Loading of decomposition library libmetisDecomp.so unsuccesful. Some decomposition methods may not be  available
--> FOAM Warning :
    From function void* Foam::dlOpen(const Foam::fileName&, bool)
    in file POSIX.C at line 1204
    dlopen error : libparMetisDecomp.so: cannot open shared object file: No such file or directory
--> FOAM Warning :
    From function bool Foam::dlLibraryTable::open(const Foam::fileName&, bool)
    in file db/dynamicLibrary/dlLibraryTable/dlLibraryTable.C at line 97
    could not load "libparMetisDecomp.so"
--> FOAM Warning :
    From function decompositionMethod::loadExternalLibraries()
    in file decompositionMethod/decompositionMethod.C at line 520
    Loading of decomposition library libparMetisDecomp.so unsuccesful. Some decomposition methods may not be  available
Selecting decompositionMethod scotch


--> FOAM FATAL ERROR:
Unknown decompositionMethod scotch

Valid decompositionMethods are :

4
(
hierarchical
manual
patchConstrained
simple
)


    From function decompositionMethod::New(const dictionary& decompositionDict, const polyMesh& mesh)
    in file decompositionMethod/decompositionMethod.C at line 496.

FOAM exiting

请问各位大佬有没有遇见过类似问题，我该如何解决？

[杜浚平]

貌似是因为自定义了湍流模型后，挂库出现了问题？

[杜浚平]

对fe41自身算力damBreak使用simple进行分块，也会出现同样的warning：

/*---------------------------------------------------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | foam-extend: Open Source CFD                    |
|  \\    /   O peration     | Version:     4.1                                |
|   \\  /    A nd           | Web:         http://www.foam-extend.org         |
|    \\/     M anipulation  | For copyright notice see file Copyright         |
\*---------------------------------------------------------------------------*/
Build  : 4.1-70b064d0f326
Exec   : decomposePar
Date   : Dec 14 2024
Time   : 20:51:03
Host   : "ad"
PID    : 222209
CtrlDict : "/home/ad/foam/ad-4.1/run/damBreak/system/controlDict"
Case   : /home/ad/foam/ad-4.1/run/damBreak
nProcs : 1
sigFpe : Enabling floating point exception trapping (FOAM_SIGFPE).
allowSystemOperations : Disallowing user-supplied system call operations

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Create time

Time = 0
Create mesh for region region0

Calculating distribution of cells
--> FOAM Warning :
    From function void* Foam::dlOpen(const Foam::fileName&, bool)
    in file POSIX.C at line 1204
    dlopen error : libscotchDecomp.so: cannot open shared object file: No such file or directory
--> FOAM Warning :
    From function bool Foam::dlLibraryTable::open(const Foam::fileName&, bool)
    in file db/dynamicLibrary/dlLibraryTable/dlLibraryTable.C at line 97
    could not load "libscotchDecomp.so"
--> FOAM Warning :
    From function decompositionMethod::loadExternalLibraries()
    in file decompositionMethod/decompositionMethod.C at line 520
    Loading of decomposition library libscotchDecomp.so unsuccesful. Some decomposition methods may not be  available
--> FOAM Warning :
    From function void* Foam::dlOpen(const Foam::fileName&, bool)
    in file POSIX.C at line 1204
    dlopen error : libmetisDecomp.so: cannot open shared object file: No such file or directory
--> FOAM Warning :
    From function bool Foam::dlLibraryTable::open(const Foam::fileName&, bool)
    in file db/dynamicLibrary/dlLibraryTable/dlLibraryTable.C at line 97
    could not load "libmetisDecomp.so"
--> FOAM Warning :
    From function decompositionMethod::loadExternalLibraries()
    in file decompositionMethod/decompositionMethod.C at line 520
    Loading of decomposition library libmetisDecomp.so unsuccesful. Some decomposition methods may not be  available
--> FOAM Warning :
    From function void* Foam::dlOpen(const Foam::fileName&, bool)
    in file POSIX.C at line 1204
    dlopen error : libparMetisDecomp.so: cannot open shared object file: No such file or directory
--> FOAM Warning :
    From function bool Foam::dlLibraryTable::open(const Foam::fileName&, bool)
    in file db/dynamicLibrary/dlLibraryTable/dlLibraryTable.C at line 97
    could not load "libparMetisDecomp.so"
--> FOAM Warning :
    From function decompositionMethod::loadExternalLibraries()
    in file decompositionMethod/decompositionMethod.C at line 520
    Loading of decomposition library libparMetisDecomp.so unsuccesful. Some decomposition methods may not be  available
Selecting decompositionMethod simple

Finished decomposition in 0 s

Constructing processor meshes

Processor 0
    Number of cells = 575
    Number of faces shared with processor 1 = 26
    Number of faces shared with processor 2 = 24
    Number of processor patches = 2
    Number of processor faces = 50
    Number of boundary faces = 1198

Processor 1
    Number of cells = 559
    Number of faces shared with processor 0 = 26
    Number of faces shared with processor 3 = 23
    Number of processor patches = 2
    Number of processor faces = 49
    Number of boundary faces = 1183

Processor 2
    Number of cells = 559
    Number of faces shared with processor 0 = 24
    Number of faces shared with processor 3 = 25
    Number of processor patches = 2
    Number of processor faces = 49
    Number of boundary faces = 1165

Processor 3
    Number of cells = 575
    Number of faces shared with processor 2 = 25
    Number of faces shared with processor 1 = 23
    Number of processor patches = 2
    Number of processor faces = 48
    Number of boundary faces = 1198

Number of processor faces = 98
Max number of processor patches = 2
Max number of faces between processors = 50

Processor 0: field transfer
Processor 1: field transfer
Processor 2: field transfer
Processor 3: field transfer

End.

[李东岳]

scotch没装上 重装scotch