Hurricane Electric packet loss
sthaug at nethelp.no
sthaug at nethelp.no
Tue Jul 22 10:43:41 UTC 2014
> We$,1ry(Bve been customers of Hurricane Electric for a number of years now and always been happy with their service.
>
> In recent months packet loss on some of their major routes has become a very common (every few days) occurrence. Without knowledge of their network I am unsure what$,1ry(Bs the cause of it but we$,1ry(Bve seen it on the Tokyo - US routes as well as the London - US routes. It reminds me of the Cogent expansion which was carried out by unsustainable oversubscription which eventually resulted in unusable service for a number of years. Having seen some of the rates that HE has been selling for I can$,1ry(Bt help but wonder if they made the same mistake ...
>
> Here is an example of what$,1ry(Bs going on again atm.
> HOST: prolocation01.ring.nlnog.ne Loss% Snt Last Avg Best Wrst StDev
> 1.|-- 2a00:d00:ff:136::253 0.0% 11 0.3 0.3 0.3 0.4 0.0
> 2.|-- 2a00:d00:1:12::1 0.0% 10 0.7 0.8 0.7 1.1 0.1
> 3.|-- hurricane-electric.nikhef 0.0% 10 0.7 3.1 0.7 8.3 2.9
> 4.|-- 100ge9-1.core1.lon2.he.ne 0.0% 10 9.8 12.6 8.0 19.2 4.1
> 5.|-- 100ge1-1.core1.nyc4.he.ne 10.0% 10 74.7 74.6 73.7 80.8 2.3
> 6.|-- 10ge10-3.core1.lax1.he.ne 30.0% 10 133.4 138.0 133.4 145.1 4.8
> 7.|-- 10ge1-3.core1.lax2.he.net 20.0% 10 135.7 139.1 133.4 145.1 4.5
> 8.|-- 2001:504:13::3b 40.0% 10 143.2 143.1 142.1 144.4 0.8
> 9.|-- 2402:7800:100:1::55 50.0% 10 144.4 144.1 143.8 144.4 0.2
> 10.|-- 2402:7800:0:1::f6 60.0% 10 298.7 298.4 298.2 298.7 0.2
> 11.|-- ge-0-1-4.cor02.syd03.nsw. 10.0% 10 299.3 298.9 298.3 299.5 0.5
> 12.|-- 2402:7800:0:2::18a 20.0% 10 299.7 299.4 298.9 300.1 0.4
> 13.|-- 2001:dcd:12::10 30.0% 10 299.8 299.5 298.8 300.0 0.5
>
> Is anybody else observing this as well?
Why do you think this indicates a problem? Are you seeing *end to end*
packet loss?
And have you read this Nanog presentation?
https://www.nanog.org/meetings/nanog47/presentations/Sunday/RAS_Traceroute_N47_Sun.pdf
Steinar Haug, Nethelp consulting, sthaug at nethelp.no
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