Re: [thredds] Many requests from my host machine slowing TDS& tomcat6

HI, the more I investigated, I saw a lot of large requests originating
from a Chinese address. I wasn't able to resolve the address to a
specific institution so I blocked it in Tomcat's server.xml.
We'll see if that was the problem or not.
Thanks,
Tom

On Thu, Sep 22, 2011 at 3:35 PM, tom cook <tcook@xxxxxxxxxxxx> wrote:
> HI,
> I just recently started seeing a large amount of requests from my
> server address for various TDS services. For example, I'm seeing ALOT
> of these type of messages:
>
> 2011-09-22T20:02:08.679 +0000 [  17778388][     697] INFO  -
> thredds.server.opendap.OpendapServlet - doGet(): Remote host:
> 132.239.127.187 - Request: "GET
> /thredds/dodsC/HFRNet/USEGC/1km/hourly/GNOME.das HTTP/1.1"
> 2011-09-22T20:02:14.703 +0000 [  17784412][     698] INFO  -
> thredds.server.opendap.OpendapServlet - doGet(): Remote host:
> 132.239.127.187 - Request: "GET
> /thredds/dodsC/HFRNet/USWC/1km/hourly/GNOME.das HTTP/1.1"
>
> AND
>
> java.lang.OutOfMemoryError: GC overhead limit exceeded
>
> 132.239.127.187 is my host machine, and the requests are also showing
> up in the access log as initiated from 132.239.127.187. There are a
> ton of these, and I'm concerned why this started and what its doing?
> I can send logs if needed, but they are pretty large, so I'd rather
> see if there is something you can explain to me that may help
> understand where my problem lies. All these requests/overhead limit
> are making my server unusable.
>
> Thanks,
> Tom
>



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