perfsonar development work

[Joe Metzger <>]

Maxim,
I am not sure I agree with the statement that "metadata is supposed  
to be very static".
In the dynamic virtual circuit environment, metadata for circuit  
utilization is dynamic.

But I do think starting to think about this is a good idea!

--Joe


On May 14, 2008, at 10:25 AM, Maxim Grigoriev wrote:

> Hello,
> There is  a need to provide information about the state of metadata  
> stored
> at MA. The metadata is supposed to be very static but some services  
> has very
> substantial md contents.  There is only one informational call -  
> Echo which
> can be utilized in more wider sense. It gives you information about
> availability of the service but if it would give you the timestamp  
> of the
> last time when metadata were updated/changed then any client would  
> be much
> more effective in  sending MDK request once, caching it and reusing  
> already
> cached therefore minimizing message exchange.
> Cheers,
>           Maxim