bandwidth test for high capacity users

Madison Kelly linux-5ZoueyuiTZhBDgjK7y7TUQ at public.gmane.org
Mon Jun 29 18:50:33 UTC 2009


Jamon Camisso wrote:
> Lennart Sorensen wrote:
>> Well I only managed to get 3 to 3.6MB/s and that's from a machine with
>> access to a 1Gbps cogent connection and a 1Gbps orion link.
>>
> 
> Distance doesn't seem to matter, 2 servers, 12 hops each, both 100mbit. 
> One gets 6.72M/s:
> 
> jamon at phaedrus:~$ time -p wget 
> "http://files.syncleus.com/pub/dANN/binary/java_dann-1.0-bin.tar.gz" -O 
> - > /dev/null
> --14:12:46-- 
> http://files.syncleus.com/pub/dANN/binary/java_dann-1.0-bin.tar.gz
>            => `-'
> Resolving files.syncleus.com... 208.92.233.103
> Connecting to files.syncleus.com|208.92.233.103|:80... connected.
> HTTP request sent, awaiting response... 200 OK
> Length: 21,082,543 (20M) [application/x-gzip]
> 
> 100%[====================================>] 21,082,543     6.73M/s
> 
> 14:12:49 (6.73 MB/s) - `-' saved [21082543/21082543]
> 
> real 3.08
> user 0.02
> sys 0.02
> 
> The other, ~1.7M/s. Checked from a few other servers, anything going 
> through Allstream to Bell/Sevenl is under 2.0M/s, whereas the 6.74M/s 
> was routed through Teleglobe and then on to Bell/Sevenl.
> 
> Jamon

Doesn't look like it's Bell in this case... Here's my traceroute:


$ traceroute files.syncleus.com
traceroute to files.syncleus.com (208.92.233.103), 30 hops max, 60 byte 
packets
  1  10.255.255.254 (10.255.255.254)  0.247 ms  0.242 ms  0.236 ms
  2  gate.iplink.net (192.139.81.95)  0.435 ms  0.453 ms  0.447 ms
  3  gi0-2.na01.b010946-1.yyz01.atlas.cogentco.com (38.104.157.93) 
1.311 ms  1.556 ms  1.800 ms
  4  gi10-2.3866.core01.yyz01.atlas.cogentco.com (38.20.34.149)  1.345 
ms  1.342 ms *
  5  vl3490.mpd01.yyz01.atlas.cogentco.com (154.54.5.74)  1.156 ms 
1.231 ms  1.295 ms
  6  te2-2.mpd01.yyz02.atlas.cogentco.com (154.54.5.86)  1.204 ms  1.201 
ms  1.169 ms
  7  216.191.190.9 (216.191.190.9)  1.160 ms  1.347 ms  1.332 ms
  8  199.212.168.222 (199.212.168.222)  2.033 ms  2.037 ms  2.058 ms
  9  66.46.7.34 (66.46.7.34)  3.233 ms  3.230 ms  3.223 ms
10  216.191.220.98 (216.191.220.98)  2.334 ms  2.329 ms  2.323 ms
11  client-208-92-235-238.sevenl.net (208.92.235.238)  3.727 ms  4.629 
ms  3.524 ms
12  client-208-92-235-245.sevenl.net (208.92.235.245)  4.835 ms  6.453 
ms  3.901 ms
13  rachael.syncleus.com (208.92.233.103)  3.629 ms  3.644 ms  3.636 ms

Madi
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