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HEPNETandHEPComputing
RandallSobieUniversityofVictoria
RandallSobieUniversityofVictoria 1
HEPNET/Canada
• HEPnet/Canadaisresponsiblefornationalandinternationalnetworkconnectivityforthesubatomicphysicscommunity– Establishedin1990– FundedwithanNSERCMRSawarduntilMarch2020
• HEPnet organization:– Directors:Ogg 1990-1994;Karlen 1994-2004;andSobie 2004-present– TechnicalManager:Gable(2006-2015)andSeuster (2016-present)– IPPAdvisoryCommittee:Tafirout,Warburton,Virtue
• Activities– ConnectingCanadiansitestotheHEPnetworks– Networkmonitoringandtroubleshooting– CollaboratingwithCanadianandinternationalnetworkorganizations– InternationalrepresentationoftheCanadiancommunity(e.g.WLCG,ICFA)– NetworkR&Dprojects
RandallSobieUniversityofVictoria 2
Canada’sresearchnetwork
RandallSobieUniversityofVictoria 3
National 100Gbackbone(with100Gbackup)
Internationalpeering(Seattle,Chicago,NYC,Montreal)
Provincialorganizationsprovidelinkstothe
universitiesandlaboratories
DedicatedHEPnetworks
Transatlanticnetwork– ANA300
RandallSobieUniversityofVictoria 4
Montreal-AmsterdamlinkusedfortheLHCOPNtraffic
LHCONEtrafficmaymovesoon
Transpacificnetwork
RandallSobieUniversityofVictoria 5
INTERNATIONALNETWORKS
At Indiana University5
NextSteps – Guam?
5
Current Transpacific 100G links
Futuretranspacificnetwork
RandallSobieUniversityofVictoria 6
INTERNATIONALNETWORKS
At Indiana University8
NextSteps – Guam?
8
Near future Transpacific 100G links
RandallSobieUniversityofVictoria 7
DedicatednetworkforLHCTier-0toTier-1traffic
LHCONE(WLCGprivateroutednetwork)
RandallSobieIPP/Victoria 8
10-100GvirtualprivatenetworklinkingtheT0,T1sandT2s
PrivatenetworkforLHCandHEP
OtherapprovedHEPexperimentsincludeBelleII
NotshownisthenewconnectiontoGEANTinMontreal
NeedtoaddWaterlootoLHCONE
RandallSobieUniversityofVictoria 9
ESnet USA
MAN LAN (New York)
BNL-T1
Internet2 USA
Harvard
CANARIE Canada UVic
SimFraU
TRIUMF-T1
UToronto
McGill
PNWG (Seattle)
ASGC Taiwan
ASGC-T1
KREONET2 Korea
KNU
DFN Germany
DESY
RWTH DE-KIT-T1
GARR Italy
CNAF-T1
RedIRIS Spain
RENATER France IN2P3
(10 sites) WIX
(Washington) CC-IN2P3-T1
CEA (IRFU)
SLAC
GLakes NE SoW
Geneva
FNAL-T1
UFlorida PurU
UWisc
NetherLight (Amsterdam)
CENIC USA
ASGC2
Wup.U
Pacificwave (Los
Angeles)
Vanderbilt
MIT
AGLT2 UM AGLT2
MSU Indiana GigaPoP
UNL
GSI
GLORIAD (global) KIAE/
Kurchatov T1
ICEPP U Tokyo
NCU NTU
SINET Japan
PNU KCMS
KISTI –T1
NKN India
CERN
TIFR
CSTNet/CERNet2 China
IHEP-ATLAS
IHEP-CMS
GÉANT
UCSD
JANET UK
KEK T1
PNNL-T1
TEIN (proposed) INFN
(7 sites)
PIC-T1
LHCONE VRF domain UChi
Chicago Communication links: 1, 10, 20/30/40, and 100Gb/s
Regional R&E communication nexus or link/VLAN provider
LHCONE VRF aggregator network Sites that manage their own LHCONE routing
See http://lhcone.net for details.
UNL
5 April 2015 – WEJohnston, ESnet, [email protected]
PNU
Belle II Tier 1/2
CUDI Mexico UNAM yellow outline
indicates LHC+Belle II site } KEK
IC
LHC Tier 1/2/3 ALTAS and CMS
LHC ALICE or LHCb
KIT
INFN Napoli
INFN Pisa
ARNES Solvenia
SiGNET
LHCONE: A global infrastructure for the High Energy Physics (LHC and Belle II) data management
CESNET Czech
praguelcg2
NORDUnet Nordic
NDGF-T1 NDGF-T1b
NDGF-T1c
RoEduNet Romania
NIHAM NIPNE x3
ISS ITIM UAIC
CERN
India Korea
CERN
PacWave (Sunnyvale)
CIC OmniPoP (Chicago)
Starlight (Chicago)
MREN (Chicago)
RNP Brazil
CBPF
SAMPA (USP)
HEPGrid (UERJ)
GÉANT Europe
Caltech UChi (MWT2)
UIUC (MWT2)
IU (MWT2)
NL-T1
SURFsara Nikhef
Netherlands
CERN (CERNLight)
Geneva
CERN-T1
KISTI Korea
TIFR India
AMPATH (Miami)
10RandallSobieUniversityofVictoria
Canadian traffic to Internet2
TRIUMF
CanadiantraffictoGEANT(1of3links)
RandallSobieUniversityofVictoria 11
ESNet viaSeattle(includestraffictoAsia)
CanadiantraffictoKEK
Networkmonitoring
RandallSobieUniversityofVictoria 12
HEPNEToperatesasetof”perfSonar”networkmonitoringsystems
Theinformationisfedbacktoacentralmonitoringsystem.
Usedfornetworkstatusbutalsobeinginvestigatedforjobscheduling
HEPNEThasordered3newsystemsinApril2017
Changinglandscapeofcomputing
• ATLASTier-1centre inprocessofmovingfromTRIUMFtoSFU– CFIproposaldecisiondueinJune– Basicnetworkinfrastructureinplace(LHCONEandLHCOPN)– https://indico.cern.ch/event/578986/contributions/2579134/attachments/1456907/2248613/TRIUMF_T1_GDB.pdf
• ATLASTier-2centres atSFUandWaterloo– ATLAScloudproduction(CERN,ComputeCanada,commercial,privateclouds)
• BelleIIcomputingalmostentirelycloudbased– Usenewtechnologies– cloudandobjectstorage– NeedforTier-1(cloud)resourcesin2020(separateCFIapplicationforT1?)
• IPPWhiteComputerhighlightedwiderangeofcomputingrequirements– http://www.ipp.ca/pdfs/SAP-WhitePaper-Submitted.pdf
RandallSobieUniversityofVictoria 13
RandallSobieUniversityofVictoria 14
2
Possible change of computing model
Picture: Simone Campana, Ian Bird - WLCG
“Consolidate storage in few locations to decrease costs”CFICyberinfrastructureProject– distributeddataandcloudforHEP
High-speednetworksopeningnewoptionsforcomputingLHCONEmeetingatBNLinApril2017
Summary
• Activeperiodwithmanychangesandnewprojects
• Otheractivities– Establishedpeeringwithcommercialcloudproviders(e.g.AmazonEC2,MicrosoftAzure)– IPV6networkaddressspace– Refreshofnetworkmonitoring(perfSonar)hardware– NetworkR&Defforts– cloudnetworktunnels– Terabit/secondnetworksin5years?
• Networksareenablingnewwaysofusingourresources– Futurewillseecontinueddecouplingofcomputeandstorage– Intelligentuseofnetworkinfrastructure
RandallSobieUniversityofVictoria 15