Ale,
On Jul 25, 2012, at 8:03 AM, Alessandro Di Girolamo wrote:
> Ok Julia,
>
>
> Rob, for the topology, what we would need:
> final goal:
> - we will ask WLCG to have the xroot service become a real service in OSG and GOCDB. Then we ask sites to declare their xroot servers. In this way the xroot service will become like an SRM, or a GRIDFTP.
Just to clarify, when we speak of xrootd servers at the site I believe in this context we mean site-level redirectors, not xrootd data servers.
> step-by-step:
> - since I know that "politics" on this is slow, and then sites don't publish correctly, we will need in the meanwhile a first list of xroot servers.
> - you send me a list with some basic structure, e.g. SiteName (please check AGIS for this http://atlas-agis-dev.cern.ch/agis/site/table_view/), and root:endpoint:port/path
> - we include them in AGIS, and we publish them so that people can see them
> - we create a way to declare them in AGIS for the future.
> - when the step of having the xroot service in GOCDB/OIM is done and sites have published the services then AGIS collects them from there and automatically associate them to the right site.
>
> Ok?
All sounds good to me.
- Rob
>
>
>
> --- --- --- --- --- --- --- --- --- --- ---
> Alessandro Di Girolamo
> CERN IT-ES-VOS
> +41764870532 (16-0532)
> http://www.cern.ch/Diggi
> --- --- --- --- --- --- --- --- --- --- ---
>
> On Jul 25, 2012, at 2:50 PM, Julia Andreeva wrote:
>
>>
>> Great, thanks a lot, Alessandro.
>> Looking forward.
>> Cheers
>> Julia
>>
>>
>> On Wed, 25 Jul 2012, Alessandro Di Girolamo wrote:
>>
>>> Ciao Julia,
>>> I think I have to take care about that, Rob gave me already enough info.
>>>
>>> we have already fixed the MWT2 site, I've to check what we publish into the xml
>>>
>>> Thanks
>>>
>>> --- --- --- --- --- --- --- --- --- --- ---
>>> Alessandro Di Girolamo
>>> CERN IT-ES-VOS
>>> +41764870532 (16-0532)
>>> http://www.cern.ch/Diggi
>>> --- --- --- --- --- --- --- --- --- --- ---
>>>
>>> On Jul 25, 2012, at 2:27 PM, Rob Gardner wrote:
>>>
>>>> Julia,
>>>>
>>>> I'll attempt to answer one part of your question.
>>>>
>>>> On Jul 25, 2012, at 4:46 AM, Julia Andreeva wrote:
>>>>
>>>>> Dear all,
>>>>>
>>>>> Integrating the xrootd transfers into the WLCG Transfer Dashboard
>>>>> we need to resolve topology.
>>>>>
>>>>> We are trying to resolve domain of the servers and clients to a particular site.
>>>>> As an information source , we are currently using the CMS and ATLAS VO topology descriptors, the same ones which are used for SAM.
>>>>>
>>>>> However there are several cases we are currently not able to resolve.
>>>>> Please, see the list below.
>>>>>
>>>>> Any help and recommendations are very much welcome.
>>>>>
>>>>> Thanks a lot
>>>>>
>>>>> Cheers
>>>>>
>>>>> Julia
>>>>>
>>>>> For ATLAS for the domains below we found more than one site, so the question is, which site should be mapped to this domain for the time being
>>>>>
>>>>>
>>>>
>>>> MWT2 is a three-site Tier 2 federation (served by a single set of endpoints) with physical locations separated by 3-5 msec RTT, and therefore important to distinguish for federated access.
>>>>
>>>>
>>>>> - {"site_name": "MWT2, MWT2_UC", "domain": "mwt2.org", "vo":"atlas"}
>>>>> - {"site_name": "MWT2, MWT2_UC", "domain": "uchicago.edu", "vo":"atlas"}
>>>>
>>>>
>>>> I am not sure how you'd like to deal with this sub-structure in your monitoring. For the time being you could simply lump them together under MWT2.
>>>>
>>>> - Rob
>>>>
>>>>
>>>>
>>>>> - {"site_name": "Firefly, Nebraska, Nebraska-Lincoln", "domain": "unl.edu", "vo":"atlas"}
>>>>>
>>>>> We could not find perfect match for the following domains, but there is the best guess in some cases
>>>>>
>>>>> {"site_name": "", "domain": "lal.stratuslab.eu"}
>>>>> I guess this one was used for the CMS cloud tests, should we map it to GRIF-LAL?
>>>>>
>>>>> {"site_name": "", "domain": "icecube.wisc.edu"}
>>>>> {"site_name": "", "domain": "che.wisc.edu"}
>>>>> {"site_name": "", "domain": "chtc.wisc.edu"}
>>>>> {"site_name": "", "domain": "lmcg.wisc.edu"}
>>>>> Can we map all those to GLOW?
>>>>>
>>>>> {"site_name": "", "domain": "fltech-grid3.fit.edu"}
>>>>> ?
>>>>> {"site_name": "", "domain": "ph.ed.ac.uk"}
>>>>> ?
>>>>> {"site_name": "", "domain": "red.hcc"}
>>>>> {"site_name": "", "domain": "red.hcc.unl.edu"}
>>>>> Can we map both to to Nebraska?
>>>>>
>>>>> {"site_name": "", "domain": "xlate.ufl.edu"}
>>>>> Can we map it to Uflorida-HPC?
>>>>>
>>>>> {"site_name": "", "domain": "ct.infn.it"}
>>>>> ?
>>>>> {"site_name": "", "domain": "naf.desy.de"}
>>>>> Can we map it to DESY-HH?
>>>>>
>>>>> {"site_name": "", "domain": "physics.ucsd.edu"}
>>>>> Can we map it to UCSDT2?
>>>>>
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