[petsc-users] Error configuring PETSc with SUNDIALS (to solve stiff PDE)

[namu patel]

Attached is my configuration log file.

Thanks,
Namu

On Sun, Nov 29, 2015 at 11:48 AM, Matthew Knepley <knepley at gmail.com> wrote:

> You must send configure.log
>
>   Thanks,
>
>     Matt
>
> On Sun, Nov 29, 2015 at 11:42 AM, namu patel <namu.patel7 at gmail.com>
> wrote:
>
>> Hello All,
>>
>> I was trying to configure PETSc with SUNDIALS so that I may use PVODE to
>> solve a stiff hyperbolic PDE of the form
>>
>> A(x) u_tt = K [B(x) u_x - F(x, u, u_x, t)]_x ,  t > 0,  0 < x < L ,
>> u_x(0, t) = u_x(L, t) = 0 ,
>> u(x, 0) = u_t(x, 0) = 0 ,
>>
>> where K >> 1. I was reading around to see what may be a good numerical
>> implementation for such a problem and it can be tricky here because the
>> stiffness is both in the linear part and the nonlinear forcing term.
>>
>> I want to try PVODE availble in the SUNDIALS package. When I try to
>> configure PETSc with SUNDIALS, I get the message:
>>
>> Downloaded sundials could not be used. Please check install in
>> /Users/namupatel/Softwares/PETSc/3.6.2/linux-dbg
>>
>>
>> *******************************************************************************
>>
>>   File "./config/configure.py", line 363, in petsc_configure
>>
>>     framework.configure(out = sys.stdout)
>>
>>   File
>> "/Users/namupatel/Softwares/PETSc/3.6.2/config/BuildSystem/config/framework.py",
>> line 1081, in configure
>>
>>     self.processChildren()
>>
>>   File
>> "/Users/namupatel/Softwares/PETSc/3.6.2/config/BuildSystem/config/framework.py",
>> line 1070, in processChildren
>>
>>     self.serialEvaluation(self.childGraph)
>>
>>   File
>> "/Users/namupatel/Softwares/PETSc/3.6.2/config/BuildSystem/config/framework.py",
>> line 1051, in serialEvaluation
>>
>>     child.configure()
>>
>>   File
>> "/Users/namupatel/Softwares/PETSc/3.6.2/config/BuildSystem/config/package.py",
>> line 677, in configure
>>
>>     self.executeTest(self.configureLibrary)
>>
>>   File
>> "/Users/namupatel/Softwares/PETSc/3.6.2/config/BuildSystem/config/base.py",
>> line 126, in executeTest
>>
>>     ret = test(*args,**kargs)
>>
>>   File
>> "/Users/namupatel/Softwares/PETSc/3.6.2/config/BuildSystem/config/package.py",
>> line 592, in configureLibrary
>>
>>     for location, directory, lib, incl in self.generateGuesses():
>>
>>   File
>> "/Users/namupatel/Softwares/PETSc/3.6.2/config/BuildSystem/config/package.py",
>> line 332, in generateGuesses
>>
>>     raise RuntimeError('Downloaded '+self.package+' could not be used.
>> Please check install in '+d+'\n')
>>
>> Two questions:
>>
>> 1. How can I resolve the above error?
>>
>> 2. Are there any recommendations to solving the stiff PDE stated above so
>> that I can experiment to see what may be an efficient implementation?
>>
>> Thank you,
>>
>> Namu
>>
>>
>>
>
>
> --
> What most experimenters take for granted before they begin their
> experiments is infinitely more interesting than any results to which their
> experiments lead.
> -- Norbert Wiener
>
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