[Users] Carpet options to switch off mesh refinement

[Ian Hinder]

On 2 Nov 2017, at 11:20, dumsani <g14n8326 at campus.ru.ac.za> wrote:

> 
> 
> On 02/11/2017 10:46, Ian Hinder wrote:
>> On 2 Nov 2017, at 01:41, dumsani <g14n8326 at campus.ru.ac.za> wrote:
>> 
>>> I think I have figured it out eventually. Thanks, Ian.
>> Good to hear!  Would it be useful to summarise the cause of the problem to the mailing list, in case it helps others?
>> 
> 
> The following 3 options were enough, as you suggested.
> Carpet::max_refinement_levels           = 1
> Carpet::refinement_factor                   = 1
> CarpetRegrid2::num_centres              = 0
> 
> After setting these properly, it turned out the crash wasn't due to Carpet. It was now due to inappropriate memory allocation by the scheduler in my initial data code.

Hi,

The refinement_factor shouldn't need to be set.  You can achieve a unigrid setup either by setting num_centres to 0, or by setting the number of levels in each centre to 1.

-- 
Ian Hinder
http://members.aei.mpg.de/ianhin

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