[petsc-users] error in mpiaij with unkown soruce

Jed Brown jed at jedbrown.org
Tue Jul 1 03:43:35 CDT 2014


Thorsten Kersting <Thorsten.Kersting at itp1.uni-stuttgart.de> writes:

> Hello everyone!
>
> I want so solve eigenvalues of a matrix, which has a complicated 
> structure, with SLEPC. I get the following error while setting up the 
> EPS Problem. But I dont understand the error, and how to fix it. Does 
> anyone have an idea? Or do you need more information (and which 
> information exactly)?

Is the error reproducible and if so, does it happen at the same place?

Is it possible that you are setting many off-process values?  You might
need to assemble sooner with MAT_FLUSH_ASSEMBLY so that the stash does
not grow too large for whatever resource limits may have been placed on
your job.
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