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From Thomas Bennett <lmzxq....@gmail.com>
Subject Re: Datastore references for a duplicate products
Date Thu, 23 Apr 2015 12:08:01 GMT
Hey Chris,

Thanks for your reply :)

>Or does that totally break the OODT model? It probably does...
>
> Nope doesn’t break the model at all - the Product with structure
> ProductStructure.HIERARCHICAL works fine with this - data transfers
> work fine - metadata retrieval works fine (try ingesting a directory),
> and other things work fine too.
>
> However, I would seriously advise *against* using this model ^_^
> Mostly b/c no one really does it that way - and the code isn’t actively
> being developed and maintained. At one point I thought it would be a
> great thing to support and the last I heard of someone using this structure
> natively was OCO from 2007/2008 (a NASA mission).
>

Thanks Chris. That confirms what I was thinking. I think I'll just keep it
simple.

>Also - does anyone store data on tape library and index it with OODT. I'm
> >talking basic tar on a tape. This obviously breaks the file retrieval, if
> >used, but I'm thinking of how this could be included in the OODT framework
> >and maybe develop some methods.
>
> Well yep we do this - one way to do would be to add a
> TapeBasedDataTransferer,
> and/or utilities to handle waiting for data e.g., from Tape. You could also
> use the InPlaceDataTransferer, and then come up with a Versioner that
> easily
> supports having Tape-based URIs.
>

Great! Thats where I'm heading :). How did you guys handle the URI's for
tapes? I'm basically just using the the tape name - dataStoreReference =
tape://MK0001L6

Cheers,
Tom

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