DNS with Akamai
Lloyd Taylor
ltaylor at keynote.com
Sat Jul 10 15:15:42 UTC 2004
Yup. Across the board from 8am to 8:15am EDT:
http://web504.keynote.com/mykeynote/Post/KB40data_071004_081218.asp
(Scroll down about 25% to see the error-by-time chart)
Note that the time resolution of this chart is 15 minutes.
Not an Akamai issue.
--Lloyd
On Sat, 10 Jul 2004, Lloyd Taylor wrote:
> Date: Sat, 10 Jul 2004 08:01:22 -0700 (PDT)
> From: Lloyd Taylor <ltaylor at keynote.com>
> To: John Payne <john at sackheads.org>
> Cc: joe <joej at rocknyou.com>, nanog at merit.edu
> Subject: Re: DNS with Akamai
>
>
> Keynote data shows a small spike in DNS errors for the KB40 index
> from 8am to 8:30am EDT this morning. Normally we see less than
> 1 error per 4000 datapoints per half hour. During this period,
> it was 22 errors. There was also a jump in "connection timed out"
> from less than one to 18 during this period.
>
> Looking at the deaggregated data, it appears that the spike was
> due to brief problems on many of the measured sites, rather than
> any one particular site.
>
> It does not appear to be an Akamai-specific DNS issue at all. It
> does not appear to be especially significant (22/4000 < .1%) either.
>
> I'll do some more digging...
>
> --Lloyd
>
>
> On Sat, 10 Jul 2004, John Payne wrote:
>
> > Date: Sat, 10 Jul 2004 00:55:47 -0400
> > From: John Payne <john at sackheads.org>
> > To: joe <joej at rocknyou.com>
> > Cc: nanog at merit.edu
> > Subject: Re: DNS with Akamai
> >
> >
> >
> > On Jul 10, 2004, at 12:20 AM, joe wrote:
> >
> > >
> > > Anyone noticing issues with Akamai and their DNS stuff?
> > > Just wondering because I'm seeing strange responses regarding
> > > www.foxnews.com, in that one of the Cnames a20.g.akamai.com
> > > is changing every 20 seconds, and sometimes no response at all.
> > >
> >
> > Is it just foxnews or other sites too? There's a thread on inet-access
> > regarding foxnews and windows 2003 nameservers.
> >
>
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