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Re: Don't let search bots look at buglist.cgi
On 05/16/2011 02:42 PM, Richard Guenther wrote:
> On Mon, May 16, 2011 at 3:34 PM, Andrew Haley <aph@redhat.com> wrote:
>> On 05/16/2011 02:32 PM, Michael Matz wrote:
>>>
>>> On Mon, 16 May 2011, Andrew Haley wrote:
>>>
>>>>> It routinely is. bugzilla performance is terrible most of the time
>>>>> for me (up to the point of five timeouts in sequence), svn speed is
>>>>> mediocre at best, and people with access to gcc.gnu.org often observe
>>>>> loads > 25, mostly due to I/O .
>>>>
>>>> And how have you concluded that is due to web crawlers?
>>>
>>> httpd being in the top-10 always, fiddling with bugzilla URLs?
>>> (Note, I don't have access to gcc.gnu.org, I'm relaying info from multiple
>>> instances of discussion on #gcc and richi poking on it; that said, it
>>> still might not be web crawlers, that's right, but I'll happily accept
>>> _any_ load improvement on gcc.gnu.org, how unfounded they might seem)
>>
>> Well, we have to be sensible. If blocking crawlers only results in a
>> small load reduction that isn't, IMHO, a good deal for our users.
>
> I for example see also
>
> 66.249.71.59 - - [16/May/2011:13:37:58 +0000] "GET
> /viewcvs?view=revision&revision=169814 HTTP/1.1" 200 1334 "-"
> "Mozilla/5.0 (compatible; Googlebot/2.1;
> +http://www.google.com/bot.html)" (35%) 2060117us
>
> and viewvc is certainly even worse (from an I/O perspecive). I thought
> we blocked all bot traffic from the viewvc stuff ...
It makes sense to block viewcvs, but I don't think it makes as
much sense to block the bugs themselves. That's the part that
is useful to our users.
Andrew.