Re: Number of iterations for ASM and BJACOBI preconditioners

["Matthew Knepley" <knepley@xxxxxxxxx>]

On 7/3/07, Tim Kröger <tim@xxxxxxxxxxxxxxxxxxx> wrote:
> Dear all,
>
> For the ASM and BJACOBI preconditioners, I wonder how I can adjust the
> number of iterations to be used.  I don't find an appropriate option
> (nor a tolerance option).

For the default setup, you would use -sub_ksp_max_it <its> since both
PCs set the options prefix of their local solvers to "sub_".

 Matt

> Best Regards,
>
> Tim
>
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