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Andy Germain CEOS-WGISS-NS-13 Page 1 Washington, DC Sept. 2002 CEOS-WGISS-Network Subgroup Network Performance Task Team Andrew Germain CEOS WGISS NS-13.

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Presentation on theme: "Andy Germain CEOS-WGISS-NS-13 Page 1 Washington, DC Sept. 2002 CEOS-WGISS-Network Subgroup Network Performance Task Team Andrew Germain CEOS WGISS NS-13."— Presentation transcript:

1 Andy Germain CEOS-WGISS-NS-13 Page 1 Washington, DC Sept. 2002 CEOS-WGISS-Network Subgroup Network Performance Task Team Andrew Germain CEOS WGISS NS-13 Washington DC September 2002

2 Andy Germain CEOS-WGISS-NS-13 Page 2 Washington, DC Sept. 2002 Network Performance Testing Highlights Daily results online: –http://corn.eos.nasa.gov/performance/Net_Health/CEOS.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 Daily results online: –http://corn.eos.nasa.gov/performance/Net_Health/CEOS.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

3 Andy Germain CEOS-WGISS-NS-13 Page 3 Washington, DC Sept. 2002 Virtual CEOSnet - August 2002 CSIRO (Australia) DFN Miami DC NYC Abilene CA*NET4 CCRS CONAE (Argentina) Rostelecom STAR TAP STAR Light Chicago (Thailand) SURFnet JANET UCL NASDA IMNet KNMI GEANT ILAN Israel JRC GARR Milan DFN DLR ESRIN RBnet Moscow IRE-RAS MFN EUmetsat ANSP INPE (Brazil) NISN NaukaNET SInet UMD Oxford RAL MAFF CAO EDC MSFC/UAH CNES Sprintlint (Paris) MAE-E Wash DC vBNS+ AIT NY GSFC MAX GISTDA LA AARnet MIA AMPATH Retina (Argentina) C & W Tokyo XP APAN Trans PAC GITS Active Inactive Source Test Nodes: UUNet Teleglobe AT&T France Telecom Comsat Russia UNInet PNW Seattle

4 Andy Germain CEOS-WGISS-NS-13 Page 4 Washington, DC Sept. 2002 CEOS & GOIN Performance Test Sites Sink + Source CEOS Sink GSFC CCRS NASDA CSIRO ESRIN DLR RAL,UCL, Oxford INPE CONAE Retina EUMETSAT IRE-RAS CAO ISRAEL JRC GOIN Sink ISRO UNEP AIT, GISTDA NAMRIA UNEP UKM KNMI

5 Andy Germain CEOS-WGISS-NS-13 Page 5 Washington, DC Sept. 2002 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 @ 170 ms RTT  1.4 mbps per stream »Using 9 streams to achieve 13 mbps aggregate thruput 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 @ 170 ms RTT  1.4 mbps per stream »Using 9 streams to achieve 13 mbps aggregate thruput

6 Andy Germain CEOS-WGISS-NS-13 Page 6 Washington, DC Sept. 2002 Site Update: Australia CSIRO: Testing down since May '02 –Route via Abilene / PNW / AARnet since April '02 –BHM 1.9 mbps CSIRO: Testing down since May '02 –Route via Abilene / PNW / AARnet since April '02 –BHM 1.9 mbps

7 Andy Germain CEOS-WGISS-NS-13 Page 7 Washington, DC Sept. 2002 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 --> AMPATH (Mia) --> ANSP »Performance: 400-1500 kbps (median 1000) 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 --> AMPATH (Mia) --> ANSP »Performance: 400-1500 kbps (median 1000)

8 Andy Germain CEOS-WGISS-NS-13 Page 8 Washington, DC Sept. 2002 Site Updates - Canada CCRS (Ottawa): Stable performance –Route via Abilene, StarTap (Chicago), CA*Net4, 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 CCRS (Ottawa): Stable performance –Route via Abilene, StarTap (Chicago), CA*Net4, 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

9 Andy Germain CEOS-WGISS-NS-13 Page 9 Washington, DC Sept. 2002 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 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

10 Andy Germain CEOS-WGISS-NS-13 Page 10 Washington, DC Sept. 2002 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 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

11 Andy Germain CEOS-WGISS-NS-13 Page 11 Washington, DC Sept. 2002 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 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

12 Andy Germain CEOS-WGISS-NS-13 Page 12 Washington, DC Sept. 2002 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 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

13 Andy Germain CEOS-WGISS-NS-13 Page 13 Washington, DC Sept. 2002 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 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

14 Andy Germain CEOS-WGISS-NS-13 Page 14 Washington, DC Sept. 2002 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 KNMI: –Route from GSFC via Abilene to SurfNet in Chicago –Median Performance now 60 mbps! (range 43-67 mbps) »Using multiple TCP streams

15 Andy Germain CEOS-WGISS-NS-13 Page 15 Washington, DC Sept. 2002 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) 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)

16 Andy Germain CEOS-WGISS-NS-13 Page 16 Washington, DC Sept. 2002 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 –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

17 Andy Germain CEOS-WGISS-NS-13 Page 17 Washington, DC Sept. 2002 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: AT&T-GITS » »Testing from NASDA until Jan '02: 700-1500 kbps, BHM = 1100, restarted Sept. '02 – – 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: AT&T-GITS » »Testing from NASDA until Jan '02: 700-1500 kbps, BHM = 1100, restarted Sept. '02

18 Andy Germain CEOS-WGISS-NS-13 Page 18 Washington, DC Sept. 2002 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) 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)

19 Andy Germain CEOS-WGISS-NS-13 Page 19 Washington, DC Sept. 2002 Site Updates: UK

20 Andy Germain CEOS-WGISS-NS-13 Page 20 Washington, DC Sept. 2002 Network Results Summary Median Daily Thruput

21 Andy Germain CEOS-WGISS-NS-13 Page 21 Washington, DC Sept. 2002 Network Results Summary Median Daily Thruput

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