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List:       kde-www
Subject:    Re: dot/wiki update
From:       luci <luci () ground ! cz>
Date:       2005-02-28 16:08:43
Message-ID: 4223420B.9070504 () sh ! ground ! cz
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hello,

can we use mod_limitpconn (http://dominia.org/djao/limitipconn.html) ?
it could prevent such cases.
it's used on tikiwiki.org with good results (though it cannot prevent 
slashdotting)

but i agree separate server would be a plus

luci

Navindra Umanee napsal(a):
> Hi,
> 
> Just for the record Zope wasn't the culprit that caused the weekend
> downtime this time, as I had mistakenly assumed because I'd noticed
> that the kernel had elected to kill the Python process.
> 
> This time it was Wiki/MySQL/PHP/Apache.  It seems wiki is under
> "attack" and wiki behaves just as badly if not worse than Zope under
> those conditions.  I have seen this kind of behaviour in the past and
> now it is being triggered again.
> 
> I'm not sure if this attack is intentional or not.  Basically it seems
> one particular IP is pulling page after page from the wiki at too fast
> a rate.  I heard that other KDE websites had been under attack last
> Friday as well, but I am not sure if it was related (same IP?) or not.
> 
> PeM will see to blocking the IP at the router level, but for now wiki
> service remains disabled.
> 
> Over the past few months I have seen several situations where
> Wiki/Forum/PHP takes down the Dot and Dot/Zope takes down Wiki.  Both
> Dot/Zope and Wiki/PHP/MySQL have always been performance hogs and both
> show bad behaviour in certain conditions.
> 
> Having them on the same machine makes matters doubly worse and people
> quadruply angry.  I think separate hosting for these services should
> be pursued.
> 
> I realise there are other issues that need to be solved with Dot/Zope
> etc...  I am working on this and have plans to improve the situation
> for the medium/long term as some of you might know.  I still think
> that pursuing different hosting will not only help in the short term
> but in the long term as well.
> 
> Cheers,
> Navin.
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> kde-www@kde.org
> https://mail.kde.org/mailman/listinfo/kde-www
> 
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