Re: [Koha-devel] koha.org and kohadocs.org

[Axel Bojer]

Chris Nighswonger wrote:
> On 12/20/07, Bünzli Daniel <address@hidden> wrote:
> > Le 20 déc. 07 à 17:31, Chris Nighswonger a écrit :
> >
> > > Next time from both locations do a traceroute from *nix teminal to
> > > both problem sites.
> > Since this is happening right at the moment, here you have :
> >
> > > > traceroute www.koha.org
(...)
> > > 11  sl-bb21-par-4-0.sprintlink.net (213.206.129.149)  31.866 ms
> > > 31.188 ms  35.398 ms
> > > 12  sl-bb24-nyc-9-0.sprintlink.net (144.232.9.166)  114.674 ms
> > > 119.987 ms  116.966 ms
>
> There appears to be a bottleneck between hop 11 and 12 on Sprint's
> network. (Not uncommon on this provider from my experience with them.)
> Looks like a long-haul link from Paris to New York my guess from the
> naming conventions.
>
> > > > traceroute www.kohadocs.org
> > > traceroute to www.kohadocs.org (66.249.19.54), 64 hops max, 40 byte
> > > packets
(...)
> > > 11  sl-bb21-par-4-0.sprintlink.net (213.206.129.149)  39.422 ms
> > > 39.418 ms  49.981 ms
> > > 12  sl-bb24-nyc-9-0.sprintlink.net (144.232.9.166)  190.203 ms
> > > 154.597 ms  136.152 ms
>
> Same link is bottlenecked here as well.
>
> > but, (always so far) reachable :
> >
> > > > traceroute git.koha.org
(...)
> > >  5  195.186.0.126 (195.186.0.126)  21.011 ms  14.527 ms  15.446 ms
> > >  6  i00nye-005-pos12-0.bb.ip-plus.net (138.187.159.6)  111.069 ms
> > > 112.085 ms  111.039 ms
>
> Bottleneck between hops 5 and 6 here. Again, I'm guessing a long haul
> link from Europe to New York based on the hostname of hop 6. hop 5
> appears to be in Switzerland (.ch tld).
(...)
> Traceroutes from both of your two different physical locations would
> probably confirm issues on the same endpoints.

Just for fun I tried from Norway, and it seems to confirm your conclusion:

$ traceroute www.koha.org
traceroute to www.koha.org (66.249.19.54), 30 hops max, 40 byte packets
 1  WRT54GL (192.168.1.1)  1.365 ms  2.256 ms  2.642 ms
 2  cm-84.213.189.1.getinternet.no (84.213.189.1)  9.761 ms  10.048 ms 
 13.043 ms
 3  cm-84.208.2.125.getinternet.no (84.208.2.125)  16.478 ms  16.802 ms 
 17.189 ms
 4  cm-84.208.26.6.getinternet.no (84.208.26.6)  13.389 ms  13.677 ms 
13.918 ms
 5  64.213.76.97 (64.213.76.97)  14.191 ms  14.523 ms  16.901 ms
 6  ge-6-17.car1.Amsterdam1.Level3.net (213.244.165.237)  35.261 ms 
39.405 ms  26.812 ms
 7  ae-32-56.ebr2.Amsterdam1.Level3.net (4.68.120.190)  27.136 ms 
29.953 ms  30.384 ms
 8  ae-2.ebr2.London1.Level3.net (4.69.132.133)  47.580 ms  47.265 ms 
47.377 ms
 9  ae-4.ebr1.NewYork1.Level3.net (4.69.132.109)  113.728 ms  114.060 
ms  114.205 ms
10  ae-91-91.csw4.NewYork1.Level3.net (4.69.134.78)  114.429 ms 
ae-61-61.csw1.NewYork1.Level3.net (4.69.134.66)  117.353 ms 
ae-71-71.csw2.NewYork1.Level3.net (4.69.134.70)  116.312 ms
11  ae-82-82.ebr2.NewYork1.Level3.net (4.69.134.89)  109.219 ms 
ae-92-92.ebr2.NewYork1.Level3.net (4.69.134.93)  106.452 ms 
ae-72-72.ebr2.NewYork1.Level3.net (4.69.134.85)  112.978 ms
12  ae-2.ebr1.Chicago1.Level3.net (4.69.132.65)  135.754 ms  136.212 ms 
 136.024 ms
13  ae-68.ebr3.Chicago1.Level3.net (4.69.134.58)  137.364 ms  137.124 ms 
 137.492 ms
14  ae-3.ebr2.Denver1.Level3.net (4.69.132.61)  156.502 ms  157.696 ms 
157.928 ms
15  ae-2.ebr2.Seattle1.Level3.net (4.69.132.53)  187.413 ms  187.936 ms 
 187.677 ms
16  ae-23-56.car3.Seattle1.Level3.net (4.68.105.164)  190.204 ms 
ae-23-54.car3.Seattle1.Level3.net (4.68.105.100)  190.569 ms 
ae-23-52.car3.Seattle1.Level3.net (4.68.105.36)  190.618 ms
17  ge1-1.cr01.sea01.mzima.net (4.71.152.2)  196.870 ms  194.338 ms 
194.568 ms
18  xe0-2.cr01.sea02.mzima.net (216.193.255.234)  192.897 ms  193.319 ms 
 193.043 ms
19  ge1-spry.cust.sea02.mzima.net (72.37.232.34)  192.187 ms  192.582 ms 
 207.110 ms
20  64.79.223.2 (64.79.223.2)  206.471 ms  207.282 ms  206.810 ms
21  vz64-015.spry.com (209.59.204.64)  209.738 ms  209.548 ms  209.186 ms
22  pippin.metavore.com (66.249.19.54)  215.616 ms  215.887 ms  195.287 ms

Everything after London1--NewYork1 is considerably slower.

Best regards
Axel bojer