Cogent latency / congestion

Dan Armstrong dan at beanfield.com
Mon Aug 20 19:54:01 UTC 2007


We're going crazy up here, I'm trying to nail down where exactly the 
problem is - We don't use Cogent anywhere, but we're having terrible 
problems with Bell and many sites in Europe...



Mike Tancsa wrote:

>
>
> Does anyone have any details about the Cogent outage that started this 
> morning (9am GMT-400) and is still continuing ?   If its a fibre cut 
> between Montville (NJ?) and Cleveland OH (http://status.cogentco.com/) 
> why is it so bad in Chicago and Albany locations ?  Is there really 
> that little excess capacity ?
>
> My connection out of Toronto is pretty bad via Albany
>
>  3  g8-22.mpd01.yyz02.atlas.cogentco.com (38.104.158.77)  7.470 ms  
> 6.754 ms  6.481 ms
>  4  v3493.mpd01.yyz01.atlas.cogentco.com (154.54.5.85)  6.981 ms  
> 6.730 ms  6.984 ms
>  5  g2-0-0-3490.core01.yyz01.atlas.cogentco.com (154.54.5.73)  6.482 
> ms  7.175 ms  5.974 ms
>  6  p4-0.core01.alb02.atlas.cogentco.com (66.28.4.217)  105.954 ms  
> 112.055 ms  111.426 ms
>  7  p6-0.core01.bos01.atlas.cogentco.com (154.54.7.42)  115.413 ms  
> 117.090 ms  113.816 ms
>
> and Bell's through Chicago is even worse
>
> 6  64.230.229.5 (64.230.229.5)  12.572 ms  36.983 ms  200.187 ms
>  7  64.230.242.97 (64.230.242.97)  4.685 ms  5.439 ms  3.645 ms
>  8  64.230.147.14 (64.230.147.14)  14.351 ms  15.344 ms  14.387 ms
>  9  206.108.103.142 (206.108.103.142)  14.374 ms  14.280 ms  14.255 ms
> 10  p13-0.core01.ord01.atlas.cogentco.com (154.54.11.29)  156.616 ms 
> *  142.150 ms
> 11  te3-1.mpd01.ord01.atlas.cogentco.com (154.54.1.206)  135.199 ms  
> 138.900 ms *
> 12  t2-4.mpd01.mci01.atlas.cogentco.com (154.54.2.233)  152.292 ms  
> 149.956 ms  148.095 ms
> 13  t4-2.mpd01.iah01.atlas.cogentco.com (154.54.5.221)  149.047 ms  
> 150.556 ms  151.232 ms
>
>         ---Mike
>
>
> --------------------------------------------------------------------
> Mike Tancsa,                                      tel +1 519 651 3400
> Sentex Communications,                            mike at sentex.net
> Providing Internet since 1994                    www.sentex.net
> Cambridge, Ontario Canada                         www.sentex.net/mike
>




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