[MOBY] Re: [MOBY-dev] Service quality and availability data

Mark Wilkinson markw at illuminae.com
Wed Apr 9 17:31:06 UTC 2003


True enough... though this is not the "recommended" way to access a
service.  At a minimum the client should re-retrieve the WSDL each time
to ensure that the interface is what it is expecting...

...but of course, we know this wont happen :-)

M

On Wed, 2003-04-09 at 11:15, Phillip Lord wrote:
> >>>>> "Mark" == Mark Wilkinson <markw at illuminae.com> writes:
> 
>   Mark> On Wed, 2003-04-09 at 09:03, Phillip Lord wrote:
> 
>   >> The problem with quality of service data is that it will be
>   >> different for different people. So storing it in moby central may
>   >> not make sense. If you have NCBI, and a 486, generally, the 486,
>   >> er, sorry NCBI is going to be quicker.
> 
>   Mark> Yeah, I'm not tempted to have "quality" of service anywhere
>   Mark> near the registry, but having a thin layer over top of the
>   Mark> registry to see how often one service is selected versus
>   Mark> another of the same time might be a useful piece of
>   Mark> information (in the same line as evaluating a manuscript by
>   Mark> its citation index, or evaluating a web page's usefulness by
>   Mark> the number of links to it).
> 
> 
> This might be interesting. 
> 
> The difficulty is that moby central does not need contacting each time
> a service is used, only the first time that it is found. If I may make
> an easy to break analogy, its like web site hit statistics. As soon as
> you have a proxy it all goes wrong, because the browser does not need
> the original web server to display the page any more. 
> 
> Cheers
> 
> Phil
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