Lanny Marcus schrieb:
> On Mon, Mar 16, 2009 at 12:17 PM, Lanny Marcus <lmmailinglists@xxxxxxxxx> wrote:
>
>> The web site for CentOS is not responding. I can ping it OK, but the
>> web site is not responding to http requests from my browser. If the
>> webmaster should happen to read this...
>>
>
> As I posted late yesterday afternoon, the problem went away a few days
> ago, but then began again, yesterday. I can ping the server and
> traceroute to it, but no http for me from centos.org again. Tru, if
> you read this, I hope you will reopen the Trouble Ticket at Layered
> Tech, again. If they believe the problem is not theirs, hopefully they
> will open a Trouble Ticket with Level3. Traceroute I just made is
> below. Thank you! Lanny
>
> [lanny@dell2400 ~]$ traceroute centos.org
> traceroute to centos.org (72.232.194.162), 30 hops max, 40 byte packets
> 1 ipcop233 (192.168.10.1) 0.525 ms 0.518 ms 0.530 ms
> 2 192.168.1.1 (192.168.1.1) 2.100 ms 2.958 ms 2.927 ms
> 3 dsl-emcali-190.1.240.1.emcali.net.co (190.1.240.1) 23.220 ms
> 25.265 ms 27.106 ms
> 4 172.16.1.3 (172.16.1.3) 29.382 ms 31.392 ms 33.774 ms
> 5 190.90.2.25 (190.90.2.25) 68.564 ms 68.975 ms 69.220 ms
> 6 so-4-2-3-nmi-core01.nwnnetwork.net (63.245.40.157) 105.957 ms * *
> 7 * ge-1-1-0-nmi-core02.columbus-networks.com (63.245.5.0) 78.319
> ms 76.043 ms
> 8 xe-8-0-0.edge2.Miami1.Level3.net (4.59.84.5) 89.541 ms 92.189 ms
> 94.493 ms
> 9 ae-31-51.ebr1.Miami1.Level3.net (4.69.138.94) 99.756 ms 100.047
> ms 101.620 ms
> 10 ae-2.ebr1.Dallas1.Level3.net (4.69.140.133) 144.085 ms 144.384
> ms 144.732 ms
> 11 ae-71-71.csw2.Dallas1.Level3.net (4.69.136.126) 147.074 ms * *
> 12 * * ae-42-99.car2.Dallas1.Level3.net (4.68.19.196) 137.429 ms
> 13 DATABANK-HO.car2.Dallas1.Level3.net (4.71.170.2) 140.261 ms
> 114.191 ms 118.113 ms
> 14 ae_cw_10g.databank.com (63.164.96.62) 120.519 ms 124.321 ms
> aw_cw_10g.databank.com (63.164.96.54) 128.517 ms
> 15 pod22e_aw.layeredtech.com (63.164.96.178) 128.776 ms 130.954 ms
> pod22h_ae.layeredtech.com (63.164.96.162) 132.805 ms
> 16 162.194.232.72.static.reverse.ltdomains.com (72.232.194.162)
> 114.030 ms !X 116.744 ms !X 116.070 ms !X
> [lanny@dell2400 ~]$
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FYI: this is what I get from my colo'ed box in Germany:
srv3# traceroute centos.org
traceroute to centos.org (72.232.194.162), 64 hops max, 40 byte packets
1 gw.rtr2.colo1.NBG1.content-colo.net (80.190.225.9) 0.376 ms 0.380
ms 0.369 ms
2 p10-91.cr1.NBG1.content-core.net (212.123.123.225) 0.355 ms
p10-92.cr2.NBG1.content-core.net (212.123.123.241) 0.375 ms
p10-91.cr1.NBG1.content-core.net (212.123.123.225) 0.368 ms
3 te-7-2.edge3.frf1.Level3.net (212.162.19.33) 8.328 ms
Tenge1-1-40.cr2.NBG1.content-core.net (212.123.123.122) 0.382 ms
te-7-2.edge3.frf1.Level3.net (212.162.19.33) 8.177 ms
4 vlan79.csw2.Frankfurt1.Level3.net (4.68.23.126) 15.194 ms
te-7-2.edge3.frf1.Level3.net (212.162.19.33) 8.328 ms
vlan79.csw2.Frankfurt1.Level3.net (4.68.23.126) 8.488 ms
5 vlan79.csw2.Frankfurt1.Level3.net (4.68.23.126) 15.031 ms
ae-82-82.ebr2.Frankfurt1.Level3.net (4.69.140.25) 8.641 ms
vlan79.csw2.Frankfurt1.Level3.net (4.68.23.126) 8.490 ms
6 ae-41-41.ebr2.Washington1.Level3.net (4.69.137.50) 98.025 ms
ae-82-82.ebr2.Frankfurt1.Level3.net (4.69.140.25) 8.644 ms
ae-72-72.ebr2.Frankfurt1.Level3.net (4.69.140.21) 8.486 ms
7 ae-92-92.csw4.Washington1.Level3.net (4.69.134.158) 99.121 ms
ae-43-43.ebr2.Washington1.Level3.net (4.69.137.58) 98.032 ms
ae-62-62.csw1.Washington1.Level3.net (4.69.134.146) 105.569 ms
8 ae-82-82.csw3.Washington1.Level3.net (4.69.134.154) 104.113 ms *
ae-72-72.csw2.Washington1.Level3.net (4.69.134.150) 99.957 ms
9 * * ae-71-71.ebr1.Washington1.Level3.net (4.69.134.133) 111.362 ms
10 * * ae-7.ebr3.Dallas1.Level3.net (4.69.134.21) 138.031 ms
11 ae-7.ebr3.Dallas1.Level3.net (4.69.134.21) 133.965 ms
ae-93-93.csw4.Dallas1.Level3.net (4.69.136.166) 135.473 ms *
12 ae-93-93.csw4.Dallas1.Level3.net (4.69.136.166) 134.879 ms
ae-12-69.car2.Dallas1.Level3.net (4.68.19.4) 132.669 ms
ae-63-63.csw1.Dallas1.Level3.net (4.69.136.154) 141.555 ms
13 DATABANK-HO.car2.Dallas1.Level3.net (4.71.170.2) 132.499 ms
ae-12-69.car2.Dallas1.Level3.net (4.68.19.4) 132.503 ms
DATABANK-HO.car2.Dallas1.Level3.net (4.71.170.2) 133.758 ms
14 DATABANK-HO.car2.Dallas1.Level3.net (4.71.170.2) 133.432 ms
63.164.96.62 (63.164.96.62) 132.821 ms
63.164.96.54 (63.164.96.54) 133.286 ms
15 63.164.96.54 (63.164.96.54) 133.754 ms
63.164.96.242 (63.164.96.242) 132.972 ms
63.164.96.54 (63.164.96.54) 136.101 ms
16 * 63.164.96.242 (63.164.96.242) 133.342 ms *
17 * * 162.194.232.72.static.reverse.ltdomains.com (72.232.194.162)
133.028 ms !Z
18 162.194.232.72.static.reverse.ltdomains.com (72.232.194.162)
133.135 ms !Z 132.824 ms !Z 134.067 ms !Z
This got me thinking and I ran mtr (with -c 10 -r):
srv3# mtr -c 10 -r centos.org
HOST: srv3.ultra-secure.de Loss% Snt Last Avg Best Wrst StDev
1. gw.rtr2.colo1.NBG1.content-c 0.0% 10 0.3 0.4 0.3 0.5 0.0
2. p10-92.cr2.NBG1.content-core 0.0% 10 0.3 0.3 0.3 0.3 0.0
3. te-7-2.edge3.frf1.Level3.net 0.0% 10 8.3 8.3 8.3 8.3 0.0
4. vlan99.csw4.Frankfurt1.Level 0.0% 10 8.6 12.6 8.4 20.6 5.0
5. ae-92-92.ebr2.Frankfurt1.Lev 0.0% 10 8.4 8.7 8.4 9.5 0.3
6. ae-42-42.ebr2.Washington1.Le 0.0% 10 96.8 96.8 96.7 97.0 0.1
7. ae-92-92.csw4.Washington1.Le 0.0% 10 98.6 102.3 97.0 110.3 5.0
8. ae-91-91.ebr1.Washington1.Le 50.0% 10 101.8 103.6 98.6 109.8 4.1
9. ae-2.ebr3.Atlanta2.Level3.ne 30.0% 10 115.2 118.9 114.1 124.7 4.4
10. ae-7.ebr3.Dallas1.Level3.net 20.0% 10 132.4 135.5 130.9 142.2 4.7
11. ae-73-73.csw2.Dallas1.Level3 0.0% 10 143.9 137.7 131.2 143.9 4.9
12. ae-22-79.car2.Dallas1.Level3 0.0% 10 131.0 196.7 131.0 318.9 77.2
13. DATABANK-HO.car2.Dallas1.Lev 0.0% 10 131.0 131.2 130.8 131.7 0.3
14. 63.164.96.62 0.0% 10 131.5 131.3 130.8 131.5 0.2
15. 63.164.96.162 10.0% 10 131.9 131.8 131.4 132.4 0.3
16. ??? 100.0 10 0.0 0.0 0.0 0.0 0.0
17. 162.194.232.72.static.revers 10.0% 10 131.2 131.5 131.2 131.7 0.1
srv3#
So, from this point of view, L3 seems to be losing some packets.
Regards,
Rainer
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