quan%fying wacren performance gains with perfsonar
TRANSCRIPT
Quan%fyingWACRENperformancegainswithperfSONAR
AIS2017—NairobiOmoOaiya—[email protected]
WACREN—CTO30May2017
Plan
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• perfSONAR• Exis%ngdeploymentsinAfrica
– KENET– SANRENandtheSKAproject– SmallNodeswithGÉANTintheWACRENregion
• MeasuringtheWACRENnetwork– Inthecore– Ontheaccesslinks– Performanceimprovement
perfSONAR• perfSONARisatoolto
– Setsnetworkperformanceexpecta%ons– Findnetworkproblems,focusonsoYfailures
• Mul%-domains,R&Ecommunity– 2000measurementpointsaroundtheworldonmanydifferentnetworks
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perfSONAR• perfSONARismadeof
– Measurementtools(latency,throughput,paths,…)– Ascheduler(repeat,nonconflic%ngtests,...)– Webinterfacetoconfiguretests– Measurementsarchiving– Resultsplobng,dashboard,aler%ng
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Exis%ngdeploymentsinAfrica• KENET(Kenya)
– Monitoringperformanceoftheirownnetwork– Anduplink– About10nodesintheirnetwork
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Exis%ngdeploymentsinAfrica• SANREN(SouthAfrica)
– Monitoringperformanceoftheirnetworkanduplink– About10nodes– Publicdashboard
• theSKAproject– Longfatnetwork,intercon%nental(Europe-Australia)
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Exis%ngdeploymentsinAfrica• GÉANTSmallNodesproject
– DemoperfSONARonlowcostdevices(~200€)– 3nodesinWestAfrica(Ghana,Nigeria,Senegal)– MainlymeasureperformancetoEurope(GÉANT)– Butalsobetweenthese3countries(whennodesonline)
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Senegal–Ghana• Longlatency(goingthroughEurope)• Highpacketloss
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Inter-NRENmeasurements• WhatdoesthistellusaboutWest-Africanconnec%vity?
– Allgoingthroughuplink(Europe)– RealneedforaRegionalREN
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MeasuringtheWACRENnetwork• Corenodes
– Powerfulmeasurementpoints(10gbpsNIC)– Centralstorageanddashboard
• NRENaccessnetworks– MPinaccessPoP– LowcostdevicesinNREN
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MeasuringtheWACRENnetwork• ComparingcommercialuplinkandRegionalR&ENetworkperformance
– BetweenAfricanNRENs– IntheRENcommunity– Withtheworldatlarge
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Quan%fyingWACRENperformancegainswithperfSONAR
AIS2017—NairobiOmoOaiya—[email protected]
WACREN—CTO30May2017