[petsc-users] hdf5 and FILE_MODE_APPEND

[Matthew Knepley]

On Fri, Jan 20, 2012 at 3:22 PM, Mohamad M. Nasr-Azadani
<mmnasr at gmail.com>wrote:

> Thanks Matt,
> So, this cannot be done this way, i.e. generate an hdf5 file at one
> instance and write a field data, close it then add another field data at
> later instance to the same file?


Can't you just open up the file and write something with a different name?

   Matt


> On Fri, Jan 20, 2012 at 1:19 PM, Matthew Knepley <knepley at gmail.com>wrote:
>
>> On Fri, Jan 20, 2012 at 3:15 PM, Mohamad M. Nasr-Azadani <
>> mmnasr at gmail.com> wrote:
>>
>>> Hi guys,
>>>
>>> Does *PetscViewerHDF5Open()*work with *FILE_MODE_APPEND*?
>>>
>>
>> No, but HDF5 does not work like that.
>>
>>   Matt
>>
>>
>>> This is the error I get when I first open the file, write some data to
>>> it using VecView(), close it and then again reopen (with append mode) it to
>>> add data to the end of it.
>>>
>>> [0]PETSC ERROR: Operation done in wrong order!
>>> [0]PETSC ERROR: Must call PetscViewerFileSetMode() before
>>> PetscViewerFileSetName()!
>>>
>>> Thanks,
>>> Mohamad
>>>
>>>
>>
>>
>> --
>> 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
>>
>
>


-- 
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
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