Greg,
I’ve passed your email along to the NCEP Senior Duty Meteorologist (SDM),
he will reach out to WPC so they can look into the traffic.
Justin Cooke
NCEP Central Operations
On Fri, Mar 2, 2018 at 11:00 AM Greg Thompson <gthompsn@xxxxxxxx> wrote:
>
> Dear community,
>
> I realize this isn't necessarily the best place, but since Rebecca
> Cosgrove frequently responds here, perhaps she can pass along info to the
> proper person.
>
> There is a rouge NCEP web page that refers to our site. It is banging our
> web page so hard, it is nearly shutting it down, so I ask for emergency
> assistance to find the person responsible and help alleviate.
>
> This page. . .
> http://www2.wpc.ncep.noaa.gov/wxstation/external.html
>
> is causing extreme load to NCAR-RAL's weather page, specifically the
> satellite page and is requesting image names that have not existed since
> GOES16 replaced GOES13. At any instant in time, that NCEP page is
> producing our maximum allowable Apache connections of 500 so that almost no
> other traffic is getting through.
>
> I have already installed a DENY from IP number 137.75.68.137
> which a DNS lookup claims is a NOAA, possibly ESRL server.
>
> The load average dropped from over 500 to single digits in a matter of 10
> minutes after I made this Draconian step.
>
> Thank you to all who can help in this circumstance.
>
> Greg Thompson, NCAR-RAL
>
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