perfSONAR User Q&A and Other Discussion

[Loukik Kudarimoti <>]

Simon Leinen wrote:
> [Is there a more suitable place for such inquiries?]
>
> I just tried to show the perfsonarUI client to a fellow PERT member
> here, but we noticed that the GEANT2 RRD (link utilization) MA doesn't
> seem to be up.  This is corroborated by the Smokeping graphs:
>   
Sorry about that. I was on holidays and couldn't restart tomcat. The 
service is now up.

Vedrin, Can you please add 

 to the GEANT2 maintainer's list?

Thanks,
Loukik.
> http://netmon.acad.bg/smokeping?target=svc.prfs.RRDS.GEANT
>
> My colleague also had a few interesting remarks about the perfsonarUI
> interface.  His first question was
>
> * Why isn't this application available on a Web page?
>   (running on the server side in a servlet or something)
>
> A few other observations:
>
> * It is still somewhat too hard to get a running perfsonarUI client,
>   even if one already has a suitable Java runtime environment: The
>   MA.conf file in the perfsonarUI package distribution (.zip) has to
>   be replaced by a newer MA.conf which can be found on the JRA1 Wiki
>   *if* you look very hard.  In addition, although the caption (anchor)
>   of that file says "MA.conf", the URL ends in "MAs.conf", so you have
>   to rename it for installation (please don't tell me that this is
>   done on purpose "for safety" :-).
>
>   Note that this would be much easier if the application was
>   implemented as a Web page - the MA.conf and Hades.conf files could
>   then be centrally managed.
>
> * Data retrieval takes a very long time, especially if you don't
>   deactivate irrelevant or non-functional MA servers beforehand.
>   (Wouldn't it be nice if this were done automatically? And does
>   anyone else find "Endpoints" counter-intuitive as a name for the
>   interface that allows me to select/unselect measurement servers?)
>
> Regards,
>