Hi,
Am 2012-06-27 20:44, schrieb paul w: > Hi, > I'm trying to track down what is wrong with my server, it can't get a > score above around 9 before getting knocked down again. This is on the > ipv4 address (38.109.218.175*)*, but the ipv6 address is fine and gets > a score of 20 (same server). > you can see the stats here http://www.pool.ntp.org/user/paul.ntp (its > the US server). >From my server at ntp1.rueckgr.at (91.143.83.62, located in Germany) I observe episodes of severe packet loss on the very last hop to your server. For a few minutes, there is no packet loss. Afterwards a large number of packets gets lost, again for a few minutes. This is what MTR shows: My traceroute [v0.75] beta (0.0.0.0) Thu Jun 28 12:58:12 2012 Keys: Help Display mode Restart statistics Order of fields quit Packets Pings Host Loss% Snt Last Avg Best Wrst StDev 1. gw-85-31-184.jena1.routers.as35366.net 0.0% 933 0.4 11.6 0.3 250.1 39.3 2. 100ge15-1.ams02-1.nl.as5580.net 0.0% 933 34.0 34.2 30.1 46.2 4.6 3. tge3-1.lon01-1.uk.as5580.net 4.5% 933 38.4 40.0 35.6 63.4 5.6 4. tge2-3.nyc01-1.us.as5580.net 92.3% 933 118.4 116.1 111.3 140.5 5.5 5. tge2-4.chi01-1.us.as5580.net 0.0% 933 127.5 131.9 127.0 147.8 5.9 6. tge1-1.den01-1.us.as5580.net 0.0% 933 148.8 150.0 148.4 162.0 2.9 7. fdcservers-30058-gw-1.den01-1.us.as5580.net 26.8% 933 151.2 164.3 148.7 438.0 38.7 8. router-cogent.loosefoot.com 0.1% 933 148.2 148.1 148.1 149.2 0.1 9. ntp1.websters-computers.com 27.0% 932 150.5 150.3 150.1 158.3 0.6 I think this is the same the monitoring system keeps complaining about. Regards, Paul
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