[outages] Comcast issues in the Bay Area for the last 24 hours

John Neiberger jneiberger at gmail.com
Wed May 11 13:12:25 EDT 2016


Sounds like it's something local to your neighborhood. Is this Metro E or
DOCSIS?

John

On Wed, May 11, 2016 at 10:44 AM, Robbie Trencheny <me at robbiet.us> wrote:

> This outage is still on going. Comcast is continually pushing back the
> ETOR. I was also informed that Pandora.com HQ is affected by the same issue
> (they are located across the street from me). Just seeing random packet
> loss. Will try to get a traceroute today.
>
>
> On Monday, May 9, 2016, Michael Sinatra <michael+outages at burnttofu.net>
> wrote:
>
>> I am still seeing significant loss between my work (ESnet in Berkeley)
>> and my home (Comcast Business Class in Uptown Oakland):
>>
>> [noc5] ~% ping manasquan.burnttofu.net
>> PING manasquan.burnttofu.net (98.210.60.123): 56 data bytes
>> 64 bytes from 98.210.60.123: icmp_seq=0 ttl=247 time=15.060 ms
>> 64 bytes from 98.210.60.123: icmp_seq=1 ttl=247 time=12.531 ms
>> 64 bytes from 98.210.60.123: icmp_seq=2 ttl=247 time=13.307 ms
>> 64 bytes from 98.210.60.123: icmp_seq=3 ttl=247 time=12.680 ms
>> 64 bytes from 98.210.60.123: icmp_seq=8 ttl=247 time=12.489 ms
>> 64 bytes from 98.210.60.123: icmp_seq=9 ttl=247 time=12.865 ms
>> 64 bytes from 98.210.60.123: icmp_seq=10 ttl=247 time=22.611 ms
>> 64 bytes from 98.210.60.123: icmp_seq=11 ttl=247 time=22.628 ms
>> 64 bytes from 98.210.60.123: icmp_seq=12 ttl=247 time=14.488 ms
>> 64 bytes from 98.210.60.123: icmp_seq=13 ttl=247 time=22.506 ms
>> 64 bytes from 98.210.60.123: icmp_seq=14 ttl=247 time=12.523 ms
>> 64 bytes from 98.210.60.123: icmp_seq=16 ttl=247 time=22.536 ms
>> 64 bytes from 98.210.60.123: icmp_seq=17 ttl=247 time=23.900 ms
>> 64 bytes from 98.210.60.123: icmp_seq=18 ttl=247 time=12.726 ms
>> 64 bytes from 98.210.60.123: icmp_seq=19 ttl=247 time=13.563 ms
>> 64 bytes from 98.210.60.123: icmp_seq=20 ttl=247 time=22.434 ms
>> ^C
>> --- manasquan.burnttofu.net ping statistics ---
>> 21 packets transmitted, 16 packets received, 23.8% packet loss
>> round-trip min/avg/max/stddev = 12.489/16.803/23.900/4.681 ms
>>
>> ESnet has a number of perfSONAR hosts (e.g. sunn-owamp.es.net) from/to
>> which you can do ping and traceroute if that helps.
>>
>> Similarly, I am seeing loss from UC San Francisco to my home network:
>>
>> [tulare:~] ms% ping manasquan.burnttofu.net
>> PING manasquan.burnttofu.net (98.210.60.123): 56 data bytes
>>
>> --- manasquan.burnttofu.net ping statistics ---
>> 26 packets transmitted, 23 packets received, 11.5% packet loss
>> round-trip min/avg/max/stddev = 16.218/22.903/50.951/7.144 ms
>>
>> I am not seeing any loss between UCSF and a VPS I have in Los Angeles.
>>
>> Traceroutes from UCSF to home:
>>
>> traceroute to manasquan.burnttofu.net (98.210.60.123), 64 hops max, 52
>> byte packets
>>  1  10.131.240.1 (10.131.240.1)  3.862 ms  4.669 ms  6.025 ms
>>  2  10.255.255.0 (10.255.255.0)  3.680 ms  3.583 ms  4.700 ms
>>  3  3002-s251-r01.ucsf.edu (169.230.252.9)  3.489 ms  3.166 ms  5.008 ms
>>  4  oak-agg4--ucsf--10ge.cenic.net (137.164.3.113)  5.633 ms  4.747 ms
>> 9.053 ms
>>  5  dc-svl-agg4--oak-agg4-100ge.cenic.net (137.164.46.145)  5.550 ms
>> 8.902 ms  8.859 ms
>>  6  xe-0-1-0.0.rtr.paix.net.internet2.edu (64.57.21.4)  6.259 ms
>>     xe-1-1-0.0.rtr.paix.net.internet2.edu (64.57.21.6)  5.475 ms
>>     xe-0-1-0.0.rtr.paix.net.internet2.edu (64.57.21.4)  5.857 ms
>>  7  te-0-3-0-0-pe02.529bryant.ca.ibone.comcast.net (66.208.233.121)
>> 6.002 ms  6.885 ms  6.002 ms
>>  8  * * *
>>  9  be-7922-ar01.santaclara.ca.sfba.comcast.net (68.86.90.94)  14.099
>> ms  6.931 ms  9.776 ms
>> 10  hu-0-5-0-1-sur03.oakland.ca.sfba.comcast.net (68.85.57.62)  8.405
>> ms  8.775 ms
>>     hu-0-5-0-0-sur03.oakland.ca.sfba.comcast.net (68.85.57.58)  10.548 ms
>> 11  te-6-1-acr05.oakland.ca.sfba.comcast.net (68.85.217.178)  8.970 ms
>> 8.436 ms
>>     te-6-0-acr05.oakland.ca.sfba.comcast.net (68.85.190.70)  8.556 ms
>> 12  c-98-210-60-123.hsd1.ca.comcast.net (98.210.60.123)  26.135 ms
>> 43.082 ms  32.402 ms
>>
>> Note, hop 8, when it does respond, looks like this:
>>
>>  8  68.86.86.29 (68.86.86.29)  7.791 ms
>>     68.86.86.145 (68.86.86.145)  7.724 ms
>>     68.86.86.69 (68.86.86.69)  8.259 ms
>>
>> michael
>>
>> On 5/9/16 2:02 PM, John Neiberger via Outages wrote:
>>
>>> Gotcha. Well, if it happens again, let me know. I'd be glad to take a
>>> look. I haven't heard of any widespread issues in that area. I was
>>> hoping we could narrow it down a bit.
>>>
>>> Thanks,
>>> John
>>>
>>> On Mon, May 9, 2016 at 2:52 PM, Robbie Trencheny <me at robbiet.us
>>> <mailto:me at robbiet.us>> wrote:
>>>
>>>     John,
>>>
>>>     Just looking at my PFSense reports. No traceroutes at the moment as
>>>     the problem seems to have cleared up for now. I was seeing packet
>>>     loss as high as 15% about 35 minutes ago according to PFSense.
>>>
>>>
>>>     On Monday, May 9, 2016, John Neiberger <jneiberger at gmail.com
>>>     <mailto:jneiberger at gmail.com>> wrote:
>>>
>>>         How are you verifying the packet loss? Do you have traceroutes?
>>>
>>>         Thanks,
>>>         John​
>>>
>>>         On Mon, May 9, 2016 at 2:42 PM, Robbie Trencheny via Outages
>>>         <outages at outages.org> wrote:
>>>
>>>             There has been a Comcast outage/degradation of services in
>>>             the Bay Area starting at 1403 PDT 05/08/2016. The current
>>>             estimated restoration time is 1707 PDT. I couldn't get any
>>>             details from Comcast about the issues. I've been seeing high
>>>             packet loss. They did tell me that I will receive a bill
>>> credit.
>>>
>>>             Robbie Trencheny (@robbie <http://twitter.com/robbie>)
>>>
>>>             _______________________________________________
>>>             Outages mailing list
>>>             Outages at outages.org
>>>             https://puck.nether.net/mailman/listinfo/outages
>>>
>>>
>>>
>>>
>>>     --
>>>     Robbie Trencheny (@robbie <http://twitter.com/robbie>)
>>>     925-884-3728 <tel:925-884-3728>
>>>     robbie.io <http://robbie.io>
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>> Outages mailing list
>>> Outages at outages.org
>>> https://puck.nether.net/mailman/listinfo/outages
>>>
>>>
>>
>
> --
> Robbie Trencheny (@robbie <http://twitter.com/robbie>)
> 925-884-3728
> robbie.io
>
>
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