Re: [idvusers] [idv-developers] Changes to thredds.ucar.edu

Don - maybe you're just living through your own Groundhog Day :-)

-Jeff



On Tue, Apr 1, 2014 at 5:44 AM, Don Murray <don.murray@xxxxxxxx> wrote:

> Sean-
>
> This is still not working for the GFS 80km - the bundle I use daily.
> thredds.ucar.edu gives no data, thredds-dev.ucar.edu is stuck at 12Z 3/31
> and only the precipitation field has more than one time.
>
> Perhaps Unidata should move back to TDS 4.3 until the issues with 4.5 are
> resolved.
>
>
> Don
>
>
> On 3/31/14 11:45 AM, Sean Arms wrote:
>
>> Hi Don,
>>
>> I've checked a few other collections, and from what I can tell, it's an
>> issue with our grib1 collections of GFS CONUS files (80km and 95km) -
>> other grib1 collections seem to be ok. I'm currently rebuilding the
>> index files to see if that will fix this particular issue. If not, I'll
>> pass this info along to John.
>>
>> Thanks,
>>
>> Sean
>>
>> On 3/31/14, 11:05 AM, Don Murray wrote:
>>
>>> Hi Sean-
>>>
>>> Me again. ;-)
>>>
>>> It also seems that if I select a specific "file" for the GFS 80 km (e.g.
>>> GFS CONUS 80km 20140331 1200.grib1), I only get one time (the model run
>>> time) and if I try to read that one time, I get an error that the IDV
>>> couldn't get the data.  I'm trying this on thredds-dev.
>>>
>>> Also, now my bundles don't work on thredds-dev using the server
>>> remapping file you sent. :-(  However, if remove that and point to
>>> thredds.ucar.edu, my 80km GFS bundle only shows one time for all fields
>>> except the precipitation.  I tried to change the data to the 6z run, but
>>> got the error above.
>>>
>>> There seems to be a big incompatibility with the IDV and TDS 4.5.
>>>
>>> Don
>>>
>>>
>>>
>>> On 3/28/14 3:36 PM, Sean Arms wrote:
>>>
>>>> Greetings!
>>>>
>>>> The TDS server thredds.ucar.edu has been updated to version 4.5. Part
>>>> of
>>>> the move is related to security concerns raised over the past month, and
>>>> part is due to the unreliability of GRIB collections to update properly
>>>> in the old version (4.3.21). There are also several improvements and
>>>> bugfixes in 4.5.
>>>>
>>>> For the IDV, this update will mostly improve access to GRIB data served
>>>> from Unidata (no more "permission denied" issues, no more stale files,
>>>> etc.).
>>>>
>>>> Bundles
>>>> =======
>>>>
>>>> Bundles that use thredds.ucar.edu should not be impacted, as the urls
>>>> to
>>>> the latest and best time series files/collections are the same. None of
>>>> the variable names should have changed, unless it is due to an updated
>>>> GRIB-1/2 table.
>>>>
>>>> Browsing thredds.ucar.edu
>>>> =========================
>>>>
>>>> You may notice a few differences in the way data are displayed. Some of
>>>> them are temporary (such as datasets being listed from oldest to newest
>>>> - this will be reversed asap), while others not. For example, there is a
>>>> new dataset listed under GRIB collections called "Full Collection
>>>> (Reference / Forecast Time) Dataset". This dataset contains two time
>>>> coordinates, and allows for slicing and dicing similar to the "constant
>>>> forecast offset" and "constant forecast hour" from the older, deprecated
>>>> FMRCs. Currently, the IDV cannot take advantage of these collections,
>>>> but we hope to enable them in the near future.
>>>>
>>>> If you have any questions, or run into any bugs, please contact
>>>> support-idv@xxxxxxxxxxxxxxxx or support-thredds.unidata.ucar.edu.
>>>>
>>>> Cheers!
>>>>
>>>> Sean
>>>>
>>>>
>>>
> --
> Don Murray
> NOAA/ESRL/PSD and CIRES
> 303-497-3596
> http://www.esrl.noaa.gov/psd/people/don.murray/
>
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