On Wed, Sep 16, 2020 at 2:03 PM Geert Stappers <stapp...@stappers.nl> wrote: > > On Wed, Sep 16, 2020 at 01:19:27PM +0800, Hongyi Zhao wrote: > > On Wed, Sep 16, 2020 at 11:18 AM Dominick C. Pastore wrote: > ... > > > > > > This does indeed seem strange. Unfortunately, I'm not sure either. The > > > best I can suggest is to check the syslog for any clues, if you > > > haven't yet. > > > > If I’ve time later this afternoon, I will check it and feedback. > > Please do
I tried with the following steps but still can't find out any valuable information for the syslog: $ dig @127.0.0.1 www.baidu.com ANY $ grep www.baidu.com /var/log/syslog $ tail -100 /var/log/syslog Sep 16 16:29:28 ubuntu-01 kernel: [ 7365.343806] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:28 ubuntu-01 kernel: [ 7365.343811] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:29 ubuntu-01 kernel: [ 7365.962314] pcieport 0000:00:1c.0: AER: Multiple Corrected error received: 0000:00:1c.0 Sep 16 16:29:29 ubuntu-01 kernel: [ 7365.962330] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:29 ubuntu-01 kernel: [ 7365.962339] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:29 ubuntu-01 kernel: [ 7365.962346] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:29 ubuntu-01 kernel: [ 7365.977551] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:29 ubuntu-01 kernel: [ 7365.977567] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:29 ubuntu-01 kernel: [ 7365.977575] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:29 ubuntu-01 kernel: [ 7365.977580] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:29 ubuntu-01 kernel: [ 7366.177188] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:29 ubuntu-01 kernel: [ 7366.177203] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:29 ubuntu-01 kernel: [ 7366.177211] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:29 ubuntu-01 kernel: [ 7366.177216] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:30 ubuntu-01 kernel: [ 7366.828912] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:30 ubuntu-01 kernel: [ 7366.828933] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:30 ubuntu-01 kernel: [ 7366.828941] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:30 ubuntu-01 kernel: [ 7366.828946] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.678465] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.678480] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.678487] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.678492] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.699104] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.699114] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.699121] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.699127] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.710196] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.710211] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.710219] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.710224] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.866300] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.866315] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.866322] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:31 ubuntu-01 kernel: [ 7367.866326] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:31 ubuntu-01 kernel: [ 7368.243076] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:31 ubuntu-01 kernel: [ 7368.243092] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:31 ubuntu-01 kernel: [ 7368.243100] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:31 ubuntu-01 kernel: [ 7368.243105] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:33 ubuntu-01 kernel: [ 7370.434195] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:33 ubuntu-01 kernel: [ 7370.434210] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:33 ubuntu-01 kernel: [ 7370.434217] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:33 ubuntu-01 kernel: [ 7370.434222] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:34 ubuntu-01 kernel: [ 7370.646059] pcieport 0000:00:1c.0: AER: Multiple Corrected error received: 0000:00:1c.0 Sep 16 16:29:34 ubuntu-01 kernel: [ 7370.646073] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:34 ubuntu-01 kernel: [ 7370.646081] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:34 ubuntu-01 kernel: [ 7370.646086] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:35 ubuntu-01 kernel: [ 7371.701321] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:35 ubuntu-01 kernel: [ 7371.701336] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:35 ubuntu-01 kernel: [ 7371.701345] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:35 ubuntu-01 kernel: [ 7371.701350] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:37 ubuntu-01 kernel: [ 7373.716810] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:37 ubuntu-01 kernel: [ 7373.716826] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:37 ubuntu-01 kernel: [ 7373.716834] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:37 ubuntu-01 kernel: [ 7373.716839] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:37 ubuntu-01 kernel: [ 7373.836756] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:37 ubuntu-01 kernel: [ 7373.836767] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:37 ubuntu-01 kernel: [ 7373.836775] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:37 ubuntu-01 kernel: [ 7373.836780] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:39 ubuntu-01 kernel: [ 7375.845508] pcieport 0000:00:1c.0: AER: Multiple Corrected error received: 0000:00:1c.0 Sep 16 16:29:39 ubuntu-01 kernel: [ 7375.845566] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:39 ubuntu-01 kernel: [ 7375.845574] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:39 ubuntu-01 kernel: [ 7375.845579] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:40 ubuntu-01 kernel: [ 7376.792111] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:40 ubuntu-01 kernel: [ 7376.792121] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:40 ubuntu-01 kernel: [ 7376.792128] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:40 ubuntu-01 kernel: [ 7376.792133] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:40 ubuntu-01 kernel: [ 7377.011045] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:40 ubuntu-01 kernel: [ 7377.011056] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:40 ubuntu-01 kernel: [ 7377.011065] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:40 ubuntu-01 kernel: [ 7377.011071] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:40 ubuntu-01 kernel: [ 7377.415907] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:40 ubuntu-01 kernel: [ 7377.415923] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:40 ubuntu-01 kernel: [ 7377.415931] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:40 ubuntu-01 kernel: [ 7377.415936] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:41 ubuntu-01 kernel: [ 7378.010192] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:41 ubuntu-01 kernel: [ 7378.010208] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:41 ubuntu-01 kernel: [ 7378.010215] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:41 ubuntu-01 kernel: [ 7378.010221] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:41 ubuntu-01 kernel: [ 7378.470410] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:41 ubuntu-01 kernel: [ 7378.470426] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:41 ubuntu-01 kernel: [ 7378.470434] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:41 ubuntu-01 kernel: [ 7378.470439] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:41 ubuntu-01 kernel: [ 7378.470456] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:41 ubuntu-01 kernel: [ 7378.470503] pcieport 0000:00:1c.0: AER: can't find device of ID00e0 Sep 16 16:29:43 ubuntu-01 kernel: [ 7380.273057] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:43 ubuntu-01 kernel: [ 7380.273067] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:43 ubuntu-01 kernel: [ 7380.273075] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:43 ubuntu-01 kernel: [ 7380.273081] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:43 ubuntu-01 kernel: [ 7380.438025] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:43 ubuntu-01 kernel: [ 7380.438041] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:43 ubuntu-01 kernel: [ 7380.438048] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:43 ubuntu-01 kernel: [ 7380.438054] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:45 ubuntu-01 kernel: [ 7382.078526] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:45 ubuntu-01 kernel: [ 7382.078542] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:45 ubuntu-01 kernel: [ 7382.078552] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:45 ubuntu-01 kernel: [ 7382.078558] pcieport 0000:00:1c.0: AER: [12] Timeout Sep 16 16:29:46 ubuntu-01 kernel: [ 7382.759819] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0 Sep 16 16:29:46 ubuntu-01 kernel: [ 7382.759835] pcieport 0000:00:1c.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID) Sep 16 16:29:46 ubuntu-01 kernel: [ 7382.759843] pcieport 0000:00:1c.0: AER: device [8086:a115] error status/mask=00001000/00002000 Sep 16 16:29:46 ubuntu-01 kernel: [ 7382.759849] pcieport 0000:00:1c.0: AER: [12] Timeout > > > ... > > > I was a little surprised this one worked since the previous one > > > didn't, but I suspect systemd-resolved is falling back to the > > > FallbackDNS servers (which are hardcoded in if not set explicitly). > > > What's the FallbackDNS servers and how can I find/list them? > > Good question. The "hardcoded" suggest it is in source code. > > > Regards > Geert Stappers > -- > Silence is hard to parse > > _______________________________________________ > Dnsmasq-discuss mailing list > Dnsmasq-discuss@lists.thekelleys.org.uk > http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss -- Hongyi Zhao <hongyi.z...@gmail.com> _______________________________________________ Dnsmasq-discuss mailing list Dnsmasq-discuss@lists.thekelleys.org.uk http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss