[Getdp] getdp + petsc + mumps

David Colignon David.Colignon at ulg.ac.be
Tue Sep 3 14:48:50 CEST 2013


On 03/09/13 11:23, Артем Хорошев wrote:

> 03.09.2013 11:09, David Colignon пишет:
>>
>> On 03/09/13 08:34, Артем Хорошев wrote:
>>
>>> Hi!
>>> I use GetDP(2.4.1)  with PETSc(3.2, from Ubuntu 13.04 repository) and MUMPS(4.10, also from
>>> repository). MUMPS user's guide says about the possibility of determining the folder for temporary
>>> files of Out-Of-Core factorization step by using the "/mumps par%OOC TMPDIR/" variable.
>>> I try to use "/-mat_mumps_ooc_tmpdir/" (take from /mumps.c/ source file) option in /.petscrc/, but
>>> it not work.
>>> For example:
>>> /-mat_mumps_ooc_tmpdir /home/username/ooc/tempdirectory/
>>> ,but the program use //tmp/ directory.
>>>
>>> Can the GetDP use this option? Or is there a different syntax?
>>
>>
>> Hi,
>>
>> getdp should transfer to petsc all the options that it doesn't understand. Can you add these debug
>> petsc options to your .petscrc file to see if they are taken into account ?
>>
>> -options_table -options_left -mat_view_info
>>
>> And/or put quotes around your ooc option, "-mat_mumps_ooc_tmpdir /home/username/ooc/tempdirectory/" ?
>>
>> Regards,
>>
>> Dave
>>
>>
> Thanks for answer!
> After adding the debug options I get next information:
> ------------
> E n d   P r o c e s s i n g
> #PETSc Option Table entries:
> -ksp_max_it 10000
> -ksp_monitor_cancel
> -ksp_monitor_short
> -ksp_rtol 1.e-12
> -ksp_type gmres
> -mat_mumps_icntl_14 25
> -mat_mumps_icntl_22 1
> -mat_mumps_icntl_24 1
> -mat_mumps_icntl_4 0
> -mat_mumps_icntl_7 4
> -mat_mumps_ooc_tmpdir /home/vskych/11/
> -mat_view_info
> -options_left
> -options_table
> -pc_type lu
> #End of PETSc Option Table entries

> There is one unused database option. It is:

> Option left: name:-mat_mumps_ooc_tmpdir value: /home/vskych/11/


It looks like petsc does not recognize or use this option... perhaps you need to trigger its use 
with another  -mat_mumps_icntl_* option ? Or it will only work with a newer petsc version than your 
3.2 ?

Regards,

Dave



> Info    : Stopped (Tue Sep  3 13:00:31 2013, CPU = 89.148s, Mem = 664Mb)
> --------------
> And ooc option quoting gave the same result.
>
>





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