[Mesa-users] The problem of Laminar Flame Speeds in Degenerate Oxygen–Neon Mixtures

[Rob Farmer]

Hi,

> Program received signal SIGSEGV: Segmentation fault - invalid memory
reference.

This is a fundamental problem with MESA that happens when running very
large nuclear networks. The only solution is to run with a smaller nuclear
network.

Rob


On Tue, 19 Oct 2021 at 03:50, Liguo <liguo070923 at 163.com> wrote:

>
>
>
> Dear professors
> I taped  a word wrong in last email.Both in conductive_flame and
> c13_pocket,I wrote 'change_net=.true. new_net_name ='mesa_495.net' '.
>
> Sincerely！
> Liguo
> At 2021-10-18 17:22:19, "Rob Farmer" <robert.j.farmer37 at gmail.com> wrote:
> Hi
> Changing the net to have 3335 isotopes is unlikely to run, MESA will
> almost certainly crash given the huge number of isotopes in that net.
>
> Given you seem to have problems running the 495 net, I would suggest
> trying to get that working first before trying to go any bigger.
>
> Repeating Aaron's question, What does "can't run successfully" mean? Are
> there any error messages? Do the results not look like what you expect, if
> so what do they look like and what do you expect?
>
> Rob
>
> On Mon, 18 Oct 2021 at 09:41, Liguo via Mesa-users <
> mesa-users at lists.mesastar.org> wrote:
> Dear Timmes
> Thank you very much for your reply and the reference you provided me!
> If I change net in star job  to big net such as mesa_3335.net,whether
> should I add other sentences into inlist to run 'conductive_flame'
> successfully in star/test_suit?
>
> Sincerely!
> Liguo
>
>
>
>
>
>
> At 2021-10-18 11:29:43, "Francis Timmes" <fxt44 at mac.com> wrote: >hi
> liguo, > >i encourage looking at > >
> <https://docs.mesastar.org/en/latest/test_suite/conductive_flame.html#conductive-flame>
> https://docs.mesastar.org/en/latest/test_suite/conductive_flame.html#conductive-flame
> > >and the schwab et al 2020 article mentioned > >
> <https://ui.adsabs.harvard.edu/abs/2020ApJ...891....5S/abstract>
> https://ui.adsabs.harvard.edu/abs/2020ApJ...891....5S/abstract > >and the
> zenodo repository of the effort > >
> <https://doi.org/10.5281/zenodo.3537874>
> https://doi.org/10.5281/zenodo.3537874 > >fxt > > > > > > >> On Oct 17,
> 2021, at 5:58 PM, Aaron Dotter <aaron.dotter at gmail.com> wrote: >> >> Hi
> Liguo, >> >> You'll need to be (much) more specific in order for anyone to
> help you. When you try to run it with mesa_495.net, what happens? What
> does "can't run successfully" mean? >> >> Thanks, >> Aaron >> >> On Sun,
> Oct 17, 2021 at 8:23 PM Liguo via Mesa-users <
> mesa-users at lists.mesastar.org> wrote: >> Dear Francis Timmes >> I am
> using mesa-r15140.I want to reproduce your mesa work which is named
> conductive_flame in mesa/star/test_suit.But I have found that mesa can't
> run successfully when I use big net mesa_495.net. >> Could you please
> help me analyze the problem? >> Sincerely! >> Liguo >> >> >> >>
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