[caiu] Intermitência Google via PTT
Douglas Fischer
fischerdouglas em gmail.com
Quarta Junho 25 11:11:54 BRT 2014
Por gentileza,
cuidado com os forks desnecessários nas threads.
2014-06-25 11:09 GMT-03:00 Thiago Martins Bueno <tbueno em dualtec.com.br>:
> Eduardo e Israel,
>
> Obrigado pela resposta, não tinha visto o histórico da lista, é que mesmo
> o Google limitando pings conforme informado nessa resposta deles, nunca
> tivemos perda de pacote para esses destinos.
> Ocorreu uma breve indisponibilidade no nosso acesso agora a pouco e vimos
> essa perda logo em seguida.
>
> O acesso normalizou e a perda de pacotes continua, realmente a informação
> procede.
>
> Obrigado,
> Thiago Bueno
>
>
>
> Ia falar o mesmo Eduardo.
>
>
>
> Mas segue a resposta do google.
>
>
>
> > I understand from your problem report that you are seeing some packet
> loss to Google servers when you are running ping. Aside from the results
> shown by ping, are you or your users experiencing slower access to Google
> services? Are you unable to access Google services at times? Are you seeing
> any other type of abnormal behaviour when attempting to access Google
> services?
>
> >
>
> > Google performs ICMP rate limiting on the network devices, as well as on
> the servers. Therefore, ping tests are not an accurate manner of detecting
> network degradation. Please use TCP and UDP probes to test connectivity to
> Google servers, not ICMP.
>
> >
>
> > I have tested connectivity to your IP xxxxxx and I was unable to detect
> any TCP packet loss, while some ICMP packet loss was seen. This shows there
> is no network issue between xxxxx and one of the Google servers, in spite
> of seeing packet loss when running ping.
>
>
>
> []s
>
> ISRAEL
>
>
>
>
>
>
>
> Em 25/06/2014, à(s) 10:49, Eduardo Schoedler <listas at esds.com.br<
> https://eng.registro.br/mailman/listinfo/caiu>> escreveu:
>
>
>
> > Leia o histórico da lista, esse assunto foi amplamente discutido.
>
> >
>
> > 2014-06-25 10:46 GMT-03:00 Thiago Martins Bueno <tbueno at
> dualtec.com.br<https://eng.registro.br/mailman/listinfo/caiu>>:
>
> >> Bom dia.
>
> >>
>
> >> Estamos perdendo muitos pacotes para redes do Google via PTT, alguém
> mais?
>
> >>
>
> >> <teste 1>
>
> >> Reply from 173.194.42.215: bytes=32 time=56ms TTL=58
>
> >> Request timed out.
>
> >> Request timed out.
>
> >> Reply from 173.194.42.215: bytes=32 time=57ms TTL=58
>
> >> Request timed out.
>
> >> Reply from 173.194.42.215: bytes=32 time=61ms TTL=58
>
> >> Request timed out.
>
> >> Request timed out.
>
> >> Request timed out.
>
> >> Request timed out.
>
> >> Request timed out.
>
> >> Request timed out.
>
> >> Reply from 173.194.42.215: bytes=32 time=59ms TTL=58
>
> >> Request timed out.
>
> >> Reply from 173.194.42.215: bytes=32 time=59ms TTL=58
>
> >> Request timed out.
>
> >> Reply from 173.194.42.215: bytes=32 time=56ms TTL=58
>
> >>
>
> >> Ping statistics for 173.194.42.215:
>
> >> Packets: Sent = 147, Received = 80, Lost = 67 (45% loss),
>
> >> Approximate round trip times in milli-seconds:
>
> >> Minimum = 54ms, Maximum = 126ms, Average = 59ms
>
> >>
>
> >> <teste 2>
>
> >> Request timed out.
>
> >> Reply from 8.8.8.8: bytes=32 time=4ms TTL=60
>
> >> Request timed out.
>
> >> Request timed out.
>
> >> Reply from 8.8.8.8: bytes=32 time=3ms TTL=60
>
> >> Reply from 8.8.8.8: bytes=32 time=2ms TTL=60
>
> >> Reply from 8.8.8.8: bytes=32 time=5ms TTL=60
>
> >> Request timed out.
>
> >> Request timed out.
>
> >> Request timed out.
>
> >> Reply from 8.8.8.8: bytes=32 time=2ms TTL=60
>
> >> Reply from 8.8.8.8: bytes=32 time=7ms TTL=60
>
> >> Request timed out.
>
> >> Reply from 8.8.8.8: bytes=32 time=3ms TTL=60
>
> >> Request timed out.
>
> >> Reply from 8.8.8.8: bytes=32 time=4ms TTL=60
>
> >> Reply from 8.8.8.8: bytes=32 time=2ms TTL=60
>
> >>
>
> >> Ping statistics for 8.8.8.8:
>
> >> Packets: Sent = 262, Received = 152, Lost = 110 (41% loss),
>
> >> Approximate round trip times in milli-seconds:
>
> >> Minimum = 1ms, Maximum = 27ms, Average = 4ms
>
> >>
>
> >>
>
> >> <trace>
>
> >> tracert -d 8.8.8.8
>
> >>
>
> >> Tracing route to 8.8.8.8 over a maximum of 30 hops
>
> >>
>
> >> 1 5 ms 1 ms 1 ms 10.104.110.254
>
> >> 2 <1 ms 6 ms 6 ms 200.169.96.3
>
> >> 3 2 ms * * 187.16.218.58
>
> >> 4 * * * Request timed out.
>
> >> 5 8 ms * * 8.8.8.8
>
> >> 6 6 ms 9 ms * 8.8.8.8
>
> >> 7 7 ms * * 8.8.8.8
>
> >> 8 5 ms 1 ms * 8.8.8.8
>
> >> 9 * * 5 ms 8.8.8.8
>
> >>
>
> >> Trace complete.
>
> >>
>
> >> Abs,
>
> >>
>
> >> Thiago Bueno
>
> >>
>
> >> _______________________________________________
>
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>
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>
> >> https://eng.registro.br/mailman/listinfo/caiu
>
> >>
>
> >>
>
> >> --> PARA SAIR DA LISTA SIGA AS INSTRUÇÕES em:
>
> >>
>
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>
> >
>
> >
>
> >
>
> > --
>
> > Eduardo Schoedler
>
> > _______________________________________________
>
> > caiu mailing list
>
> > caiu at eng.registro.br<https://eng.registro.br/mailman/listinfo/caiu>
>
> > https://eng.registro.br/mailman/listinfo/caiu
>
> >
>
> >
>
> > --> PARA SAIR DA LISTA SIGA AS INSTRUÇÕES em:
>
> >
>
> > https://eng.registro.br/mailman/options/caiu
>
>
>
> ________________________________
>
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--
Douglas Fernando Fischer
Engº de Controle e Automação
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