CEOS-WGISS-Network Subgroup Network Performance Task Team

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CEOS-WGISS-Network SubgroupNetwork Performance
Task Team
Andrew Germain CEOS WGISS NS-13 Washington
DC September 2002
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Network Performance Testing Highlights

• Daily results online
• http//corn.eos.nasa.gov/performance/Net_Health/CE
  OS.list.html
• Testing Changes
• CSIRO test node down since Mid May
• Restarted testing to Israel (again)
• Active Sources
• GSFC
• AIT, GISTDA
• NASDA Testing temporarily stopped 17 January '02
• Restarted Sept. '02
• Looking for a replacement European host
• Norway still down
• Carrier volatility
• KPNqwest
• GBLX
• Teleglobe
• WCI

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Virtual CEOSnet - August 2002
KNMI
Russia
CAO
EDC
Moscow
MAFF
IRE-RAS
CCRS
Chicago
Tokyo XP
STAR TAP STAR Light
Trans PAC
IMNet
APAN
Israel
NYC
NASDA
GEANT
GARR
ESRIN
Milan
SInet
NY
DFN
DLR
DFN
AIT
(Thailand)
RAL
UUNet
MSFC/UAH
GISTDA
LA
Oxford
MAX
UCL
Abilene
GSFC
UMD
MAE-E
Wash DC
ATT
JRC
DC
CSIRO (Australia)
Sprintlint (Paris)
MIA
MFN
Miami
Test Nodes
France Telecom
INPE (Brazil)
Active
ANSP

Inactive
EUmetsat
CONAE (Argentina)
CNES
Retina (Argentina)
Source
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CEOS GOIN Performance Test Sites
UNEP
RAL,UCL, Oxford
EUMETSAT
IRE-RAS
CAO
CCRS
DLR
KNMI
JRC
ESRIN
UNEP
GSFC
NASDA
ISRAEL
AIT, GISTDA
NAMRIA
ISRO
UNEP
UNEP
UNEP
UKM
INPE
CONAE Retina
CSIRO
CEOS Sink
GOIN Sink
Sink Source
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Site Update Argentina

• CONAE
• Route via Comsat from Miami
• BH range improved to 900-1700 kbps (was 500-1600
  kbps)
• Retina Research Network
• Also testing via Abilene / AMPATH to Retina test
  node
• Thruput is limited by window size at destination
• 32 KB windows _at_ 170 ms RTT ? 1.4 mbps per stream
• Using 9 streams to achieve 13 mbps aggregate
  thruput

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Site Update Australia

• CSIRO Testing down since May '02
• Route via Abilene / PNW / AARnet since April '02
• BHM 1.9 mbps

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Site Updates - Brazil

• INPE (Sao Paolo) Upgrade to AMPATH
• NASA dedicated 64kbps circuit (IDN) discontinued
  Jan '01
• IDN node down since 2 July 01
• HSB Route via Abilene --gt AMPATH (Mia) --gt ANSP
• Performance 400-1500 kbps (median 1000)

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Site Updates - Canada

• CCRS (Ottawa) Stable performance
• Route via Abilene, StarTap (Chicago), CANet4,
  Onet
• Peaks over 6 mbps -- BH Median 5.7 mbps
• Also testing to Univ. Toronto via similar route
• recent median 24 mbps!
• Testing from NASDA restarted Sept. '02

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Site Update - Germany

• Germany
• DLR (Oberpfaffenhofen) Test host unresponsive
  since July '99
• Route via Geant, DFN
• Eumetsat (Darmstadt)
• New route June '02 MFN to Darmstadt (previously
  KPNQwest)
• Performance improved
• BHMedian 2.4 mbps, typical range 0.6 to 3.3
  mbps
• Previously BHMedian 500 kbps, typical range
  0.1 to 1.7 mbps

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Site Updates - Israel

• Tel Aviv University
• Testing resumed March '02
• Performance 0.5-3.0 mbps since June
• (was 0.2 - 1.7 mbps in '01)
• Route via Abilene peering with Geant in NY
• Formerly used ILAN from Chicago

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Site Updates Italy

• ESRIN - Frascati Performance stable
• BHM from GSFC stable at 700 kbps Typical daily
  range 300-1700 kbps
• Route stable via MAX, Abilene to NY, Geant, GARR
• From Norway (until March '02) 350 kbps -1.1 mbps
  
• via UNInet, Nordunet, Geant, GARR
• Testing from NASDA (until Jan '02) 190-730 kbps
  restarted Sept. '02

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Site Updates Italy (2)

• JRC - Ispra Testing restarted Feb '01
• BH Median about 500 kbps, Typical Range 150-800
  kbps
• (range was 400- 1400 in '00)
• Route UUNet all the way from DC to Milan.
• From NASDA (until Jan '02) steady 350 kbps

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Site Updates Japan

• NASDA EOC - Hatoyama
• NASA-NASDA removed private E1 and installed
  private 3 mbps ATM service in Feb '00 -- for
  mission support only. (Replaced Aug '02)
• NASDA to NASA stable typically 1.6 mbps (window
  limited)
• NASA to NASDA Performance also stable
• typically 2.3 mbps using multiple TCP streams to
  overcome window limitation
• NASDA CEOS source and sink at EOC down since 17
  Jan '02
• Restored 1 Sept. '02
• Tokyo-XP
• From GSFC
• via Chicago / TransPac / APAN
• several performance levels
• 12-29 mbps, 9-15 mbps
• Slow TCP rampup
• from GISTDA
• 0.5-1.4 mbps steady

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Site Update - Netherlands

• KNMI
• Route from GSFC via Abilene to SurfNet in Chicago
• Median Performance now 60 mbps! (range 43-67
  mbps)
• Using multiple TCP streams

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Site Updates - Russia

• IRE-RAS - Moscow Last Tested Oct - Dec 00
• Route is via Internet -- Rostelecom in NY
• Performance was BHM 75 kbps, Daily range 13 -
  30 kbps
• CAO - Moscow SAGE III Project
• Dual Routes since Nov '01
• NASA dedicated circuit very steady 140kbps
• via NY to Rostelecom/RBnet -- 1.1 mbps typ
  (600-1400)

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Site Updates Thailand

• AIT from GSFC New route 23 July 2002 -
  Performance improved
• Now 185-1355 kbps, BHM 1100 via
  Abilene-LA-UNINET
• Previously 50- 650 kbps, BHM 400
• via Abilene-PNW-TransPac-APAN-AI3
• Testing from NASDA restarted Sept. '02
• UNINET via Abilene peering in LA
• Datasink restored 27 August '02
• 200 kbps - 2.2 mbps, BHM 400 kbps -- serious
  daily congestion

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Site Updates Thailand (2)

• GISTDA Multiple Routes
• July '01 34-1900 kbps, BHM 80
• Aug-Sept '01 270-4300 kbps, BHM 1400
• Oct '01 - Mar '02 13-400 kbps, BHM 44
• via Commodity Route UUNet-Teleglobe-Inet
• 3-18 Apr '02 360-1470 kbps, BHM 620 (via APAN)
• 19 Apr 18 Aug '02 11-350 kbps, BHM 40
• via Commodity Route ATT-GITS
• Testing from NASDA until Jan '02 700-1500 kbps,
  BHM 1100, restarted Sept. '02

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Site Updates UK

• From GSFC via Abilene to JAnet in NY
• JAnet core (London) Stable at 18 mbps
• Was stable at 28 mbps from 6 Nov '01 to 13 June
  '02
• Was 10 mbps until 19 Aug '01
• NY peering reconfigured again
• UCL 4.7-6.2 mbps steady (previously 2.8-4.9
  mbps)
• Oxford 4.8 mbps typ (3.6-5.2) -- also steady!
• RAL performance dropped to in June '02
• Now 8 mbps typical (2-14 mbps)
• Was 14 mbps typical (7-20)

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Site Updates UK
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Network Results Summary
Median Daily Thruput
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Network Results Summary
Median Daily Thruput