[MITgcm-support] Re: mdsio slice routines

Suneet Dwivedi suneetdwivedi at gmail.com
Fri May 23 13:49:28 EDT 2008


Hi Matt,
Thanks for your reply. My do not 'work' means that the
assimilation/optimization run fails when I try to allow
southern/western open boundary control. So the model runs absolutely
fine (as before) but optimization (optim.x) fails with south/west OB
control.
Cheers,
Suneet

On Fri, May 23, 2008 at 12:16 PM, Matthew Mazloff <mmazloff at mit.edu> wrote:
> Hi Suneet,
>
> Northern and southern boundaries should both use same I/O routines.....and
> eastern and western should both use same I/O routines.  If the northern
> boundary works but the southern doesnt than than there must be a discrepancy
> between call routines....that should not be the case....I had a quick look
> for this discrepancy but couldnt find it....not sure whats going on.  What
> do you mean the routines do not 'work' for the south and west boundaries?
>
> -Matt
>
>
>
> On May 22, 2008, at 5:18 PM, Suneet Dwivedi wrote:
>
>> Hi Matt,
>> Thanks for your reply. But, what is the difference between northern
>> and southern boundary and similarly between eastern and western
>> boundary?
>> As per your advice, I modified MDSREADFIELDYZ and MDSWRITEFIELDYZ. Now
>> the routines work for eastern boundary in addition to the northern
>> boundary but still not for south and west.
>> Waiting for your response,
>> Cheers,
>> Suneet
>>
>> On Thu, May 22, 2008 at 3:04 PM, Matthew Mazloff <mmazloff at mit.edu> wrote:
>>>
>>> Hi Suneet,
>>>
>>> The northern (southern) boundary is xz.  I think you just need to apply
>>> these changes to the eastern (western) boundary = yz.  so for example
>>> just
>>> change (appropriately) MDSREADFIELDYZ to look like MDSREADFIELDXZ.
>>>
>>> -Matt
>>>
>>>
>>> On May 22, 2008, at 2:39 PM, Suneet Dwivedi wrote:
>>>
>>>> Hi Patrick and Matt,
>>>> I wish to modify mdsio slice routines (mdsio_gl_slice.F,
>>>> mdsio_slice.F, mdsio_slice_loc.F, mdsio_readvector.F,
>>>> mdsio_writevector.F) sent to me by Matt so as to make them work for
>>>> other boundaries in addition to the northern boundary. Matt told me
>>>> that these routines are written only for the northern boundary. I am
>>>> not sure which variables in the routines denote the northern boundary.
>>>> This information is necessary for me to extend the routines for any
>>>> other boundary. May I request you to please tell me the same.
>>>> Cheers,
>>>> Suneet
>>>
>>>
>
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