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lbaops:expres-singaporetests

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Connectivity tests via Singapore \\


Default Oz-Europe route is via Singapore and 4×155 Mbps links (aggregated). This has the lowest RTT which is what most users want.

Testing Methology\\


iperf in TCP and UDP mode. In TCP mode trying various different window sizes. Most tests were short, 30-120 sec

Hosts\\


Host Location
epvsi1-ext Sydney
pkvsi1-ext Parkes
cavsi1-ext Narrabri
mpvsi1-ext Mopra
Huygens Netherlands


UDP Tests\\


Sydney → Netherlands (9/1/2007)

Nominal Rate Achieved Average Packet Loss
10 Mbps 9.9 Mbps 1[=%=]
50 Mbps 50 Mbps 0[=%=]
100 Mbps 100 Mbps 0.02[=%=]
120 Mbps 120 Mbps 0.25[=%=]
130 Mbps 126 Mbps 3.5[=%=]
200 Mbps 136 Mbps 33[=%=]


Sydney → Netherlands (10/1/2007)

Nominal Rate Achieved Average Packet Loss
100 Mbps 100 Mbps 0.03[=%=]
120 Mbps 118 Mbps 1.4[=%=]


Observatories → Netherlands (10/1/2007)

Site Nominal Rate Achieved Average Packet Loss
Parkes 100 Mbps 100 Mbps 0.000[=%=]
Parkes 120 Mbps 118 Mbps 1.6[=%=]
Narrabri 100 Mbps 100 Mbps 0.37[=%=]
Narrabri 120 Mbps 117 Mbps 2.5[=%=]
Mopra 100 Mbps 100 Mbps 0.39[=%=]
Mopra 120 Mbps 116 Mbps 3.5[=%=]


Simultaneous Tests (Multiple UDP streams from observatories, 11/1/2007)

Running three iperf sessions simultaneously (120sec each)

Sites Nominal Rate Achieved Average Packet Loss
Parkes+Mopra 100 Mbps 100/100 Mbps 0.17/0.17[=%=]
Parkes+Narrabri 100 Mbps 100/100 Mbps 0.3/0.3[=%=]
Sydney,Sydney,Sydney 100 Mbps 49/48/46 Mbps 51/51/54[=%=]
Mopra+Narrabri+Parkes 100 Mbps 47/47/47 Mbps 53/53/53[=%=]
lbaops/expres-singaporetests.1168484825.txt.gz · Last modified: 2015/12/18 16:38 (external edit)