Google is aware this has recurred over the last 3 days and we are digging into it.
If you happen to have crisper start-stop times than ~09:20-09:50 EST for any of the last three days, that might well help us narrow it down. Thanks to those who have come via n...@google.com (our master ticket: b/176930179). Phil Sykes (day job: Google Networking SRE) On Wed, Jan 6, 2021 at 2:55 PM mike tancsa via Outages <outages@outages.org> wrote: > Seems to be sporadic. When trying to resolve via ns2.google.com which I > see as > > % host ns2.google.com. > ns2.google.com has address 216.239.34.10 > > and I see via me-gtt-google ( 3257 15169) > > % traceroute -n -q1 -I 216.239.38.10 > traceroute to 216.239.38.10 (216.239.38.10), 64 hops max, 48 byte packets > 1 67.43.128.6 8.145 ms > 2 205.211.164.33 7.990 ms > 3 67.43.129.247 42.967 ms > 4 69.174.3.205 31.794 ms > 5 74.125.147.196 30.198 ms > 6 74.125.244.146 41.023 ms > 7 172.253.64.254 59.708 ms > 8 72.14.232.70 41.107 ms > 9 * > 10 108.170.225.193 61.710 ms > 11 * > 12 * > 13 * > > I am getting timeouts or very slow responses > > % date;host www.gmail.com 216.239.38.10;date > Wed Jan 6 09:44:17 EST 2021 > ;; connection timed out; no servers could be reached > Wed Jan 6 09:44:27 EST 2021 > % > > I dont think its packet loss / a transport issue > > % ping -q -i.1 -c 10 216.239.34.10 > PING 216.239.34.10 (216.239.34.10): 56 data bytes > > --- 216.239.34.10 ping statistics --- > 10 packets transmitted, 10 packets received, 0.0% packet loss > round-trip min/avg/max/stddev = 33.021/60.500/93.991/16.585 ms > > However, routing is asymmetric as its coming back via Torix in Toronto, > Canada. > > But I dont see any packet loss on the pings. > > ---Mike > > On 1/6/2021 9:35 AM, mike tancsa via Outages wrote: > > It seems to be resolved (excuse the pun), but I was getting DNS timeouts > > on various google domains just now. downforme, > > https://downdetector.ca/status/gmail/ etc all noted it too so it didnt > > seem specific to my ASN. By the time I got a pcap going, it seemed to > > be back to normal > > > > ---Mike > > > > > > _______________________________________________ > > Outages mailing list > > Outages@outages.org > > https://puck.nether.net/mailman/listinfo/outages > > > > _______________________________________________ > Outages mailing list > Outages@outages.org > https://puck.nether.net/mailman/listinfo/outages >
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