[OSM-dev] Connection Limit
Robert (Jamie) Munro
rjmunro at arjam.net
Wed Jun 13 21:17:31 BST 2007
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Tom Hughes wrote:
> I have applied a connection limit to the web server on www.openstreetmap.org
> that limits the number of simultaneous connections from any one IP address
> to twenty. After that requests will get a "403 Forbidden" response.
>
> This was primarily done because a pair of IP addresses were bombarding
> the server with map requests to the API and the server seemed to have
> more or less ground to a halt as the requests were coming in faster than
> the server could handle them - there were in fact over 220 connections
> from those two addresses when I applied the limit.
I'd be tempted to just block those 2 addresses completely. No sane
system should make 110 simultaneous connections ever. That's more like a
DDOS attack than normal usage.
If someone complains, we can find out what they were trying to do.
Robert (Jamie) Munro
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