Re: [thredds] THREDDS aggregation?

John - I think the WMS issue is a known one for us and will be resolved when we 
update the TDS to the latest version... but John Relph and Upendra are the ones 
who can confirm that.  

Thanks,
Ken

On Sep 7, 2011, at 3:28 PM, John Maurer wrote:

> Sorry, I should have read on: I see that Upendra already pointed out the 
> Godiva/WMS problem. It's possible you haven't yet enabled WMS in your 
> threddsConfig.xml (it's disabled by default)? Here's a copy of the relevant 
> section from mine:
> 
>   <WMS>
>     <allow>true</allow>
>     <allowRemote>true</allowRemote>
>     <maxImageWidth>2048</maxImageWidth>
>     <maxImageHeight>2048</maxImageHeight>
>   </WMS>
> 
> If that's not the problem, hopefully the logs have something enlightening to 
> say, or you may need to ask for help on thredds@xxxxxxxxxxxxxxxxx Hope it's 
> an easy fix. Lemme know how it goes...
> Cheers,
> John
> 
> On Wed, Sep 7, 2011 at 4:16 AM, <Upendra.Dadi@xxxxxxxx> wrote:
> John,
>  The Godiva link on our THREDDS server is giving an error. We will have to 
> fix that.
> Did you have to do any THREDDS configuration changes to make the Govida work 
> on the Oceanwatch website?
> 
> Upendra
> 
> ----- Original Message -----
> From: "Kenneth S. Casey" <Kenneth.Casey@xxxxxxxx>
> Date: Wednesday, September 7, 2011 8:40 am
> Subject: Re: THREDDS aggregation?
> 
> > John,
> >
> > We have temporal aggregations for ALL of our GHRSST Level 4
> > products, including OSTIA.  We haven't really publicized them since
> > they are still somewhat developmental.  They should work fine (I
> > hope, though I know we need to upgrade to latest TDS version), but
> > we have not automated the process to update them with the data that
> > arrives here daily so that has to be done manually still.
> >
> > There are a couple things you can experiment with.... this first
> > catalog shows annual aggregations:
> >
> > http://data.nodc.noaa.gov/thredds/catalog/testdata/ghrsst_ncml/catalog.html
> >
> > And this one shows the full time series in one aggregated file:
> >
> > http://data.nodc.noaa.gov/thredds/catalog/testdata/ghrsst_ncml/fullAgg/catalog.html
> >
> > Performance will be an important issue, since these files are large
> > (global, about 5 km resolution) and the underlying data are bzip2
> > compressed.  We've discussed ways of managing uncompressed, or
> > perhaps tiled versions of these archived data sets that are
> > strictly used to feed the TDS, Hyrax, and Live Access Server at
> > NODC, but have not implemented them.  Speaking of the LAS,  you can
> > also access these aggregations from our LAS at:
> >
> > http://data.nodc.noaa.gov/las/
> >
> > Select GHRSST Aggregations / L4 / UKMO-L4HRfnd-GLOB-OSTIA, for
> > example.
> > Again, performance will be an issue and depending on your request
> > you may hit timeout limits and so on.  We'd love to hear any
> > feedback you have on these issues.
> >
> > Hope this helps, and if you have questions make sure include
> > Upendra and John R. in the response.
> >
> > Ken
> >
> >
> > On Sep 7, 2011, at 8:01 AM, Andy Allegra wrote:
> >
> > > -------- Original Message --------
> > > Subject:    THREDDS aggregation?
> > > Date:       Tue, 06 Sep 2011 14:58:17 -1000
> > > From:       John Maurer <jmaurer@xxxxxxxxxx>
> > > To: NODC.Services@xxxxxxxx
> > >
> > >
> > > Dear NODC,
> > > I administer THREDDS Data Server (TDS) at the Pacific Islands
> > Ocean Observing System (PacIOOS), a NOAA IOOS Regional Association
> > housed at the University of Hawaii. As with other satellite-related
> > datasets distributed by NOAA OceanWatch (which Lucas Moxey provides
> > via their TDS), I was hoping to provide a link from our PacIOOS TDS
> > to yours for the global blended SST product OSTIA at:
> > >
> > >
> > http://data.nodc.noaa.gov/thredds/catalog/ghrsst/L4/GLOB/UKMO/OSTIA/catalog.html>
> > > However, I noticed you do not provide temporal aggregation and
> > was wondering if you could enable that feature in your TDS for
> > OSTIA? As it currently stands, the access is only file-by-file.
> > Providing temporal aggregation would allow a user to wade through
> > the entire archive with a single OPeNDAP URL. This also has the
> > added benefit of providing visualization of the time series via a
> > single Godiva2 site as well. If you would require any assistance in
> > setting up the aggregation, I'd be happy to assist.
> > >
> > > The end goal would be to provide data access and visualization
> > through our Google-based portal. Here is an example that pulls
> > AVHRR SST from NOAA OceanWatch (they are cited as the source in
> > multiple locations):
> > >
> > > http://www.soest.hawaii.edu/hioos/map/index.html?b=-84.738387,-
> > 180.000000,84.770528,180.000000&t=h&o=bath:2:75:0,sat:2:f:d2>
> > > The above example is pulling AVHRR SST via WMS from a temporal
> > aggregation on the NOAA OceanWatch TDS at:
> > >
> > > http://oceanwatch.pifsc.noaa.gov/thredds/catalog.html?dataset=3d-pf
> > >
> > > whose Godiva2 visualization is at (notice how you can select any
> > date/time in the time series, thanks to aggregation):
> > >
> > >
> > http://oceanwatch.pifsc.noaa.gov/thredds/godiva2/godiva2.html?server=http://oceanwatch.pifsc.noaa.gov/thredds/wms/pfgac/3day>
> > > Best Regards,
> > > John Maurer
> > > Data System Administrator
> > > Pacific Islands Ocean Observing System (PacIOOS)
> > > University of Hawaii at Manoa
> > > (808) 372-0386
> > >
> >
> >
> > [NOTE: The opinions expressed in this email are those of the author
> > alone and do not necessarily reflect official NOAA, Department of
> > Commerce, or US government policy.]
> >
> > Kenneth S. Casey, Ph.D.
> > Technical Director
> > NOAA National Oceanographic Data Center
> > 1315 East-West Highway
> > Silver Spring MD 20910
> > 301-713-3272 ext 133
> > http://www.nodc.noaa.gov/
> >
> >
> >
> >
> >
> >
> 


[NOTE: The opinions expressed in this email are those of the author alone and 
do not necessarily reflect official NOAA, Department of Commerce, or US 
government policy.]

Kenneth S. Casey, Ph.D.
Technical Director
NOAA National Oceanographic Data Center
1315 East-West Highway
Silver Spring MD 20910
301-713-3272 ext 133
http://www.nodc.noaa.gov/