[Haskell-cafe] Haskell.org down

[Antti-Juhani Kaijanaho]

Paul Hudak wrote:
>     I had to reboot haskell this AM it was really hung. My first
> assumption is abuse by     web crawlers. I have denied access to all web
> crawlers at the moment while I     continue looking further into this
> and the load is staying low. I'll keep you posted.

I've seen this kind of behavior when some stupid referer spammers open
hundreds of connections at the same time, typically requesting some
dynamic resource, DDoSing the system.  I have installed an
iptables-based tar pit on my own server that seems to have solved the
problem.