[Mesa-users] The problem of running make_pre_ccsn_llp

[Rob Farmer]

Please keep replies on the mesa-users list.

> I only changed the initial mass

That's a significant change to a model. What mass was it and what mass did
you change it to?

Have you tried making plots to see when and where problems are occurring?

Rob


On Fri, 23 Apr 2021 at 04:03, 游凱安 <timyu930218 at gmail.com> wrote:

> Dear Rob,
>
> In this case, I only changed the initial mass in inlist_mass_z
> _wind_rotation, the others inlist factor are identical.
>
> I have used mesa-r15140 to run before, it seems that it worked.
>
> So what kind of factor in mesa of new version do I need to change so that
> it can run successfully?
>
> thanks for yor patience!
>
> ~Kai-An
>
>
> Rob Farmer <robert.j.farmer37 at gmail.com> 於 2021年4月9日 週五 下午4:50寫道：
>
>> Hi,
>>
>> >retry:get_T_tau -- L<==0
>> >retry:logT>hydro_mtx_max_allowed_logT
>>
>> Its telling you mesa is having problems with both the surface
>> (retry:get_T_tau -- L<==0) and the core
>> (retry:logT>hydro_mtx_max_allowed_logT) and is not unexpected for massive
>> stars evolving to core collapse.
>>
>> >max model steps(10000)
>>
>> You can change the maximum number of steps mesa takes by changing the
>> max_model_number. Note that the number of steps (10000)  is there to help
>> us when testing MESA and to stop MESA from running forever. If you have
>> changed the inlists then MESA may need more steps.
>>
>> Plots also help (try a kippenhan plot) to see if the evolution is
>> proceeding or if MESA is having numerical problems. Also showing your
>> inlists helps so we can see what you have changed.
>>
>> Rob
>>
>>
>>
>>
>> On Fri, 9 Apr 2021 at 04:01, 游凱安 via Mesa-users <
>> mesa-users at lists.mesastar.org> wrote:
>>
>>> Dear professors,
>>>
>>> I have trouble running  make_pre_ccsn_llp.
>>>
>>> I have tried to set up the various initial mass to develop.
>>>
>>> It seems that it works, but when I set up to 40M,
>>>
>>> MESA would fail the running because it reached the max model steps(10000)
>>>
>>> I found that MESA would kept retrying the steps because of two messages
>>> below:
>>>
>>> retry:get_T_tau -- L<==0
>>>
>>> retry:logT>hydro_mtx_max_allowed_logT
>>>
>>> Can you elaborate on the message?
>>>
>>> and please give me some suggest to fix the problem.
>>>
>>> Thanks for your help and patience!
>>>
>>> Best regard
>>> ~Kai-an
>>>
>>>
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>> mesa-users at lists.mesastar.org
>>> https://lists.mesastar.org/mailman/listinfo/mesa-users
>>>
>>>
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