Gentoo Archives: gentoo-dev

From: Alec Warner <antarus@g.o>
To: gentoo-dev@l.g.o
Subject: Re: [gentoo-dev] sources.gentoo.org instability
Date: Mon, 05 Dec 2011 17:08:37
Message-Id: CAAr7Pr_-Jsv=axz+u0+T5KORqbeqYLsov-Ans9P8E_Sq1mP_ng@mail.gmail.com
In Reply to: Re: [gentoo-dev] sources.gentoo.org instability by "Andreas K. Huettel"
On Mon, Dec 5, 2011 at 3:48 AM, Andreas K. Huettel <dilfridge@g.o> wrote:
> > Seriously, what do we gain from crawlers accessing sources.gentoo.org?  I cant > really remember seeing it once in a google query result...
We want the site searchable.
> > Possibly it would not even be required to deny all requests, but just deny > everything related to ancient history... > >> Hello, >> >> For a while sources.gentoo.org has been puttering along and its health >> has slowly declined. We migrated it to some newer shiny hardware in an >> attempt to mitigate the problem but that did not pan out. 90% (or >> more) of sources.gentoo.org traffic is crawler bots and not actual >> humans. That being said; if we cannot serve requests to the bots >> within our timeouts we serve 500's instead which is never really what >> we want (particularly when we spent 20s of CPU to calculate 80% of the >> response only to see the client timeout :/.) >> >> The majority of the expensive requests are related to package.mask and >> use.local.desc queries by crawlers. Like crawling the entire 13000 rev >> history for package.mask (or similar.) >> >> While it is likely we will monkey patch viewvc to be less wasteful; in >> the meantime I have removed use.local.desc from sources.gentoo.org >> (and also anoncvs, because they share the same repo.) I hope this is a >> short term (order of weeks) hack. >> >> -A > > -- > Andreas K. Huettel > Gentoo Linux developer > kde, sci, arm, tex, printing > >

Replies

Subject Author
Re: [gentoo-dev] sources.gentoo.org instability "Chí-Thanh Christopher Nguyễn" <chithanh@g.o>