<html><head></head><body bgcolor="#FFFFFF"><div>Yes I'm seeing 160 ms pings to my Chicago colo site a few blocks down my office. The office has cogent, colo has L3.</div><div><br>On May 21, 2012, at 5:28 PM, Chris Stone <<a href="mailto:cstone@axint.net">cstone@axint.net</a>> wrote:<br>
<br></div><div></div><blockquote type="cite"><div>
<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1">
<font face="Helvetica, Arial, sans-serif">Had some customers not
some slow web sites and looking appears to be the result of
latency between Cogent and Level3. The
<a class="moz-txt-link-freetext" href="http://www.internetpulse.net/">http://www.internetpulse.net/</a> site is also reflecting high latency
at the Cogent/Level3 connections. Seeing up and down from here in
Denver:<br>
<br>
[root@</font><font face="Helvetica, Arial, sans-serif">sys</font><font face="Helvetica, Arial, sans-serif"> ~]# mtr --report
--report-cycles=25 --report-wide <a href="http://8-25-240-45.netecin.net">8-25-240-45.netecin.net</a><br>
HOST: <a href="http://sys.axint.net">sys.axint.net</a> Loss% Snt
Last Avg Best Wrst StDev<br>
1. <a href="http://edge.axint.net">edge.axint.net</a> 0.0% 25
0.6 0.7 0.3 3.1 0.6<br>
2. <a href="http://fa0-2.na01.b009854-0.den01.atlas.cogentco.com">fa0-2.na01.b009854-0.den01.atlas.cogentco.com</a> 0.0% 25
0.9 1.1 0.7 3.1 0.5<br>
3. <a href="http://vl3509.mag02.den01.atlas.cogentco.com">vl3509.mag02.den01.atlas.cogentco.com</a> 0.0% 25
1.6 5.6 0.7 58.4 15.8<br>
4. <a href="http://te7-4.mpd02.den01.atlas.cogentco.com">te7-4.mpd02.den01.atlas.cogentco.com</a> 0.0% 25
135.1 11.0 0.6 135.1 34.4<br>
5. <a href="http://te0-4-0-2.mpd22.mci01.atlas.cogentco.com">te0-4-0-2.mpd22.mci01.atlas.cogentco.com</a> 0.0% 25
12.8 12.9 12.6 14.8 0.5<br>
6. <a href="http://te0-3-0-6.ccr22.dfw01.atlas.cogentco.com">te0-3-0-6.ccr22.dfw01.atlas.cogentco.com</a> 0.0% 25
23.5 23.6 23.2 26.1 0.6<br>
7. <a href="http://te0-0-0-0.ccr21.dfw01.atlas.cogentco.com">te0-0-0-0.ccr21.dfw01.atlas.cogentco.com</a> 0.0% 25
22.9 23.3 22.7 27.7 1.0<br>
8. <a href="http://te7-3.mpd01.dfw03.atlas.cogentco.com">te7-3.mpd01.dfw03.atlas.cogentco.com</a> 8.0% 25
193.8 31.6 23.2 193.8 35.5<br>
9. <a href="http://te-3-2.car3.Dallas1.Level3.net">te-3-2.car3.Dallas1.Level3.net</a> 4.0% 25
144.8 65.8 46.6 228.5 44.5<br>
10. <a href="http://vlan70.csw2.Dallas1.Level3.net">vlan70.csw2.Dallas1.Level3.net</a> 32.0% 25
147.5 151.4 147.5 159.6 4.4<br>
11. <a href="http://ae-72-72.ebr2.Dallas1.Level3.net">ae-72-72.ebr2.Dallas1.Level3.net</a> 24.0% 25
147.5 147.7 147.3 148.3 0.3<br>
12. <a href="http://ae-2-2.ebr1.Denver1.Level3.net">ae-2-2.ebr1.Denver1.Level3.net</a> 36.0% 25
149.5 150.3 146.2 159.3 4.2<br>
13. <a href="http://ae-12-51.car2.Denver1.Level3.net">ae-12-51.car2.Denver1.Level3.net</a> 0.0% 25
46.0 79.9 45.9 237.3 58.0<br>
14. <a href="http://EASTERN-COL.car2.Denver1.Level3.net">EASTERN-COL.car2.Denver1.Level3.net</a> 0.0% 25
47.4 47.4 47.1 48.2 0.3<br>
15. <a href="http://8-25-240-45.netecin.net">8-25-240-45.netecin.net</a> 32.0% 25
158.4 154.4 152.1 158.4 1.9<br>
<br>
[root@</font><font face="Helvetica, Arial, sans-serif">sys</font><font face="Helvetica, Arial, sans-serif"> ~]# mtr --report
--report-cycles=25 --report-wide <a href="http://8-25-240-45.netecin.net">8-25-240-45.netecin.net</a><br>
HOST: </font><font face="Helvetica, Arial, sans-serif">sys</font><font face="Helvetica, Arial, sans-serif">.<a href="http://axint.net">axint.net</a>
Loss% Snt Last Avg Best Wrst StDev<br>
1. <a href="http://edge.axint.net">edge.axint.net</a> 0.0% 25
0.6 0.6 0.4 1.5 0.2<br>
2. <a href="http://fa0-2.na01.b009854-0.den01.atlas.cogentco.com">fa0-2.na01.b009854-0.den01.atlas.cogentco.com</a> 0.0% 25
0.9 1.0 0.7 1.4 0.2<br>
3. <a href="http://vl3509.mag02.den01.atlas.cogentco.com">vl3509.mag02.den01.atlas.cogentco.com</a> 0.0% 25
67.0 6.0 0.6 67.0 17.6<br>
4. <a href="http://te7-4.mpd02.den01.atlas.cogentco.com">te7-4.mpd02.den01.atlas.cogentco.com</a> 0.0% 25
139.0 32.7 0.8 173.3 55.2<br>
5. <a href="http://te0-4-0-2.mpd22.mci01.atlas.cogentco.com">te0-4-0-2.mpd22.mci01.atlas.cogentco.com</a> 0.0% 25
12.8 13.0 12.4 15.5 0.6<br>
6. <a href="http://te0-3-0-6.ccr22.dfw01.atlas.cogentco.com">te0-3-0-6.ccr22.dfw01.atlas.cogentco.com</a> 0.0% 25
23.4 23.8 23.2 25.1 0.5<br>
7. <a href="http://te0-0-0-0.ccr21.dfw01.atlas.cogentco.com">te0-0-0-0.ccr21.dfw01.atlas.cogentco.com</a> 0.0% 25
22.9 23.0 22.6 24.5 0.4<br>
8. <a href="http://te7-3.mpd01.dfw03.atlas.cogentco.com">te7-3.mpd01.dfw03.atlas.cogentco.com</a> 8.0% 25
28.7 84.7 23.2 368.1 94.9<br>
9. <a href="http://te-3-2.car3.Dallas1.Level3.net">te-3-2.car3.Dallas1.Level3.net</a> 0.0% 25
23.4 28.3 23.2 116.9 19.1<br>
10. <a href="http://vlan70.csw2.Dallas1.Level3.net">vlan70.csw2.Dallas1.Level3.net</a> 0.0% 25
29.8 26.7 23.2 34.9 4.3<br>
11. <a href="http://ae-72-72.ebr2.Dallas1.Level3.net">ae-72-72.ebr2.Dallas1.Level3.net</a> 0.0% 25
23.6 23.9 23.5 25.9 0.5<br>
12. <a href="http://ae-2-2.ebr1.Denver1.Level3.net">ae-2-2.ebr1.Denver1.Level3.net</a> 0.0% 25
38.0 41.4 37.4 50.1 4.5<br>
13. <a href="http://ae-12-51.car2.Denver1.Level3.net">ae-12-51.car2.Denver1.Level3.net</a> 0.0% 25
37.8 68.3 37.5 229.7 58.8<br>
14. <a href="http://EASTERN-COL.car2.Denver1.Level3.net">EASTERN-COL.car2.Denver1.Level3.net</a> 0.0% 25
38.4 38.9 38.4 40.3 0.5<br>
15. <a href="http://8-25-240-45.netecin.net">8-25-240-45.netecin.net</a> 0.0% 25
49.1 47.4 44.3 51.9 2.1<br>
<br>
Anyone hear of anything? (waiting to hear from Cogent)<br>
<br>
<br>
Chris<br>
<br>
</font>
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