Hi all,
We are looking at moving our THREDDS Data Server to Amazon EC2 instances with
the data hosted on S3. I'm just wondering if anyone has tried using TDS with
data hosted on S3?
I had a quick back-and-forth with Sean at Unidata (see below) about this.
Regards,
David
> > Unfortunately, I do not know of anyone who has done this, although we have
> > had at lease one other person ask. From what I understand, there is a way
> > to mount an S3 storage as a virtual file system, in which case I would
> > *think* that the TDS would work as it normally does (depending on the kind
> > of data you have).
> We have considered mounting the S3 storage as a filesystem and running it
> like that. However, our feeling was that the tools were not really production
> ready and that we're really misrepresenting S3 by pretending it is a file
> system. So this is why we're investigating if anyone has used TDS with the S3
> API directly.
> > What kind of data do you have? Will your TDS also be in the cloud? Do you
> > plan on serving the data inside of amazon to other EC2 instances, or do you
> > plan on crossing the cloud/commodity web boundary with the data, in which
> > case that could get very expensive quite quickly?
> We have about 2 terabytes of marine and climate data that we are currently
> serving from our existing infrastructure. The plan is to move the
> infrastructure to Amazon Web Services so TDS would be hosted on EC2 machines
> and the data on S3. We're hoping this setup should work okay, but we might
> still have a hurdle or two to come. :)
> We have someone here who once wrote a plugin/adapter for TDS to work with an
> obscure filesystem that our data used to be stored on. So we have a little
> experience in what might be involved in what might be involved for doing the
> same with S3. We just wanted to make sure that if anyone had done some work
> already that we made use of that.
> > We very, very recently (as in a day ago) got some Amazon resources to play
> > around on, but we won't have a chance to kick those tires until after our
> > training workshops at the end of the month.
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