[petsc-users] Out-of-memory, reading ASCII files using single processor

[Jed Brown]

jifeng zhao <jifengzhao2015 at u.northwestern.edu> writes:

> Hi Jed,
>
> Actually the out-of-memory happened when converting ASCII files to petsc
> format using a serial PETSc program.
>
> It seems a single processor doesn't have enough memory to preallocate
> enough space to store the matrices. Is there any way around it...?

How did you create the matrices in the first place?  What ASCII format
are you using?
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