[petsc-dev] reproducing crashes in the test harness

[Matthew Knepley]

On Tue, Mar 30, 2021 at 6:52 AM Pierre Jolivet <pierre at joliv.et> wrote:

>
>
> On 30 Mar 2021, at 12:37 PM, Matthew Knepley <knepley at gmail.com> wrote:
>
> On Tue, Mar 30, 2021 at 12:25 AM Barry Smith <bsmith at petsc.dev> wrote:
>
>>
>> # FAILED snes_tutorials-ex12_quad_hpddm_reuse_threshold
>> snes_tutorials-ex12_p4est_nc_singular_2d_hpddm snes_tutorials-ex56_hpddm
>> snes_tutorials-ex12_quad_hpddm_reuse_threshold_baij sys_tests-ex53_2
>> snes_tutorials-ex12_quad_hpddm_reuse_baij
>> snes_tutorials-ex12_quad_hpddm_reuse
>> snes_tutorials-ex12_p4est_singular_2d_hpddm
>> snes_tutorials-ex12_tri_parmetis_hpddm
>> snes_tutorials-ex12_quad_singular_hpddm sys_tests-ex26_1 sys_tests-ex26_2
>> snes_tutorials-ex12_tri_parmetis_hpddm_baij
>> snes_tutorials-ex12_tri_hpddm_reuse_baij snes_tutorials-ex12_tri_hpddm_reus
>>
>> Scott,
>>
>>   Any thoughts on how the test harness could tell the developer exactly
>> how to reproduce a problematic cases in the debugger without them digging
>> around in the code to check arguments etc.
>>
>>   So for example "Run: mpiexec -n N ./xxx args -start_in_debugger" to
>> reproduce this problem? Then one could just cut and paste and be debugging
>> away.
>>
>
> I always just EXTRA_ARGUMENTS="-start_in_debugger". However, if you really
> want to run standalone, V=1 will display the args I think
>
>
> I don’t think it does.
> It displays the path of the .sh script being invoked, but then you have to
> decipher that as well.
> Also, when there are failures on workers such as diff-test+param, you
> can’t copy/paste that directly in $PETSC_ARCH/tests/echofailures.sh, you
> have to filter out the diff- and +param part, which is not very practical I
> think.
>

True. I am also not able to reproduce just part of a param test. I need to
run all of them.

  THanks,

    Matt


> Thanks,
> Pierre
>
>   Thanks,
>
>     Matt
>
>
>>   Thanks
>>
>>   Barry
>>
>>
>
> --
> What most experimenters take for granted before they begin their
> experiments is infinitely more interesting than any results to which their
> experiments lead.
> -- Norbert Wiener
>
> https://www.cse.buffalo.edu/~knepley/
> <http://www.cse.buffalo.edu/~knepley/>
>
>
>

-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener

https://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>
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