Re: Thredds uses

Tennessee James Leeuwenburg wrote:

> > Hi Tennessee:
> >
> > The Agg server can aggregate local netcdf files or remote DODS 
> > datasets. So if you have a netcdf files served through a dods server, 
> > the AS can aggregate them. Using local netcdf files are preferable 
> > when possible because its a lot faster
>
>
> Not what I meant - I have remote netCDF files served by a CGI script 
> which is not a DODS server, which handles queries embedded in the 
> URLs. It may be easier if you consider that they are simply available 
> as files via HTTP from a remote directory.

yes, as long as the HTTP server supports "getRange" header, nectdf files 
can be read remotely.
performance can vary a lot depending on access pattern. we havent had 
time to tune that, but setting a large (100K ?) buffer size in 
HTTPRandomAccessFile will help. get netcdf-java 2.1 source if you want 
to see.

http://my.unidata.ucar.edu/content/software/netcdf-java/index.html

> > http://motherlode.ucar.edu:8080/thredds/validateForm.html
> >
> > I dont currently have a source distribution, i will try to make one 
> > in the next few weeks.
>
>
> Groovy.
>
> > It can be hard to get the config files right. Send us a copy of yours 
> > and we can have a look. Send to address@hidden and cc me.
>
>
> Will do. Thank you.