[THREDDS #XKD-281536]: thredds aggregation

• To: cwolfteich@xxxxxxxxxxx
• Subject: [THREDDS #XKD-281536]: thredds aggregation
• From: "Unidata THREDDS Support" <support-thredds@xxxxxxxxxxxxxxxx>
• Date: Thu, 24 May 2007 15:39:15 -0600

Hi Carl,

The value of the service element's base attribute has to be "/thredds/dodsC/". 
Try that and see how it works.

I just grabbed the <netcdf>...</netcdf> part of your config file below and 
opened it up in the netCDF-java ToolsUI and it looked fine. So that part is 
fine.

Ethan

> I am trying to do a thredds aggregation of a large SST data set.  I have
> tried the small test script below but cannot get the aggregation to
> work, my goal being to have a single access link to be displayed for the
> multi-file collection.  The error message received is a "HTTP Status
> 404, requested resource not available", when I try to access the
> aggegated file.  I realize this is a virtual dataset it is trying to
> access but I thought the aggregation process should allow this to be
> generated and accessible with a link.  On our machine we have both a
> Hyrax (opendap) server which serves out the individual granule data and
> a THREDDS server to do  the aggregation.   Is there a problem in how I
> have scripted this aggregation, relative to these two servers that is
> causing a problem?   Any help in what I may be doing wrong here would be
> appreciated.
> thanks
> Carl Wolfteich
> URI-GSO
> 
> 
> 
> <?xml version="1.0" encoding="UTF-8"?>
> <catalog
> xmlns="http://www.unidata.ucar.edu/namespaces/thredds/InvCatalog/v1.0";
> xmlns:xlink="http://www.w3.org/1999/xlink";
> name="URI-THREDDS OPeNDAP Data Server" version="1.0.1">
> 
> <service name="opendap" serviceType="OPENDAP"
> base="http://satdat1.gso.uri.edu/thredds/"; />
> 
> <dataset name="nwAtlantic1KmDec" urlPath="nwAtlanticDec_1km"
> ID="nwAtlantic1KmDec">
> <serviceName>opendap</serviceName>
> 
> <netcdf xmlns="http://www.unidata.ucar.edu/namespaces/netcdf/ncml-2.2";>
> <variable name="time" type="String" shape="time" >
> <attribute name="units" value="seconds since 1970-01-01
> 00:00:00"/>
> <attribute name="_CoordinateAxisType" value="Time" />
> </variable>
> 
> <aggregation dimName="time" type="joinNew">
> <variableAgg name="dsp_band_1" />
> <netcdf
> location="http://satdat1.gso.uri.edu/opendap/Pathfinder/Northwest_Atlantic/1km/declouded/1985/1/k85003180718.hdf";
> coordValue="473623638" />
> <netcdf
> location="http://satdat1.gso.uri.edu/opendap/Pathfinder/Northwest_Atlantic/1km/declouded/1985/1/k85004063159.hdf";
> coordValue="473668319" />
> <netcdf
> location="http://satdat1.gso.uri.edu/opendap/Pathfinder/Northwest_Atlantic/1km/declouded/1985/1/k85005174650.hdf";
> coordValue="473795210" />
> </aggregation>
> </netcdf>
> </dataset>
> </catalog>
> 
> 
> 


Ticket Details
==================
Ticket ID: XKD-281536
Department: Support THREDDS
Priority: Normal
Status: Open