Re: endrun(888) problem

From: <arlindo.trindade_at_gmail.com>
Date: Wed, 7 May 2014 16:31:41 +0100

Hi Ali,

Thanks for your email.

I've changed the values that are passed to each endrun as you suggested and
the code breaks at line 371 in the forcetree.c file. But still I can't find
out what causes this error.

Do you have any ideas?

Best regards,
Arlindo



2014-05-07 16:03 GMT+01:00 Ali Snedden <asnedden_at_nd.edu>:

> Hello Arlindo,
>
> It would be nice to know which line it actually breaks at. You could use
> a debugger like Gdb or just change the values passed to each line that has
> endrun(888).
>
> It is worth your time to learn how to use a debugger. From my personal
> experience, using a debugger has probably cut my development time between
> 30-50% compared with just using print statements.
>
> To use Gdb for a parallel program. First compile Gadget with the '-g'
> compiler option. Then enter the following into your command line.
>
> mpirun -np 2 xterm -geometry 100x62 -sb -sl 10000 -e gdb ./Gadget2
>
> I added a bunch of extra options to customize the x11 window. Then in
> each of your two x11 windows enter the command line arguments (i.e. pass
> your parameter file).
>
> start lcdm.param
>
> Then you can set breakpoints and do other neat things by following these
> helpful websites.
>
> http://betterexplained.com/articles/debugging-with-gdb/
> http://www.unknownroad.com/rtfm/gdbtut/gdbtoc.html
>
>
> Best Regards
> ~Ali
>
>
> On Wed, May 7, 2014 at 10:42 AM, Arlindo Trindade _at_ gmail <
> arlindo.trindade_at_gmail.com> wrote:
>
>>
>> Hi all,
>>
>> I'm trying to running some N-body simulation tests with Gadget 2 on a
>> cluster. The simulation is very very small, the number of particles is
>> N=2*16^3 ( dark matter + gas) and the boxsize is L=3.125 Mpc. However I get
>> a endrun 888 error. The same thing happens if I increase the size of the
>> simulation ( both L and N). I've identified the files where the function
>> endrun is called with the code 888 ( timestep.c lines 482 and 530,
>> forcetree.c line 371) but I still can't understand what the problem is and
>> thus I can't solve this problem.
>>
>> Does anyone has a suggestion?
>>
>> Cheers,
>> Arlindo
>>
>>
>>
>>
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>
>
>
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-- 
Arlindo Trindade
Received on 2014-05-07 17:32:02

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