[petsc-users] -mat_superlu_lwork

[Hong Zhang]

Gianluca:

Do you mean 64-bit support for superlu?
I do not understand your request, thus forward your request to superlu
developer.

Hong

Dear all,
>
> I am trying to use superlu as solver for a large, sparse matrix, and I
> would like to use -mat_superlu_lwork to speed up the computation. The
> problem I encounter is that my lwork size I would need is greated than
> the maximum value for an object of type long int and is not correctly
> read by the code.
>
> Is there a workaround to that? Does using another solver (mumps
> maybe?) solve this problem and, if so, which option should I use?
>
> Thanks in advance
>
> Gianluca
>
> --
> "[Je pense que] l'homme est un monde qui vaut des fois les mondes et
> que les plus ardentes ambitions sont celles qui ont eu l'orgueil de
> l'Anonymat" -- Non omnibus, sed mihi et tibi
> Amedeo Modigliani
>
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