[Users] CarpetRegrid2 Warnings

[Gwyneth Allwright]

Thank you Erik! That's good news.

What happens if Carpet doesn't manage to enforce the properties after ten
rounds? Does the simulation abort, or is a different kind of warning
produced?

Gwyneth


On Tue, Feb 21, 2017 at 12:04 AM, Erik Schnetter <schnetter at cct.lsu.edu>
wrote:

> Gwyneth
>
> A refinement hierarchy needs to fulfil certain properties. These are
> enforced in a round-robin manner until a fixed point is reached. Carpet
> attempts to do so ten times, then gives up assuming there is an internal
> inconsistency. The message that a second round is necessary is harmless.
> This should not be a warning -- this should instead be an informational
> message only.
>
> -erik
>
>
> On Mon, Feb 20, 2017 at 3:36 PM, Gwyneth Allwright <allgwy001 at myuct.ac.za>
> wrote:
>
>> Hi All,
>>
>> My BBH simulation produces warnings that look like this:
>>
>> WARNING level 1 from host srvslshpc605.uct.ac.za process 8
>>   while executing schedule bin (none), routine (no thorn)::(no routine)
>>   in thorn CarpetRegrid2, file /opt/exp_soft/EinsteinToolkit/
>> Cactus/configs/ET/build/CarpetRegrid2/regrid.cc:389:
>>   -> Could not enforce grid structure properties in this round, starting
>> another round
>>
>> Could anyone tell me what this means and how to fix it?
>>
>> Thanks,
>>
>> Gwyneth
>>
>>
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>>
>>
>
>
> --
> Erik Schnetter <schnetter at cct.lsu.edu>
> http://www.perimeterinstitute.ca/personal/eschnetter/
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