linux-kernel - Re: [KORG] Re: kernel.org lies about latest -mm kernel

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Date:	Sun, 17 Dec 2006 13:32:33 +0100
From:	Pavel Machek <pavel@....cz>
To:	"J.H." <warthog9@...nel.org>, vojtech@...e.cz
Cc:	Randy Dunlap <randy.dunlap@...cle.com>,
	Andrew Morton <akpm@...l.org>,
	kernel list <linux-kernel@...r.kernel.org>, hpa@...or.com,
	webmaster@...nel.org
Subject: Re: [KORG] Re: kernel.org lies about latest -mm kernel

Hi!

> The problem has been hashed over quite a bit recently, and I would be
> curious what you would consider the real problem after you see the
> situation.
> 
> The root cause boils down to with git, gitweb and the normal mirroring
> on the frontend machines our basic working set no longer stays resident
> in memory, which is forcing more and more to actively go to disk causing
> a much higher I/O load.  You have the added problem that one of the
> frontend machines is getting hit harder than the other due to several
> factors: various DNS servers not round robining, people explicitly
> hitting [git|mirrors|www|etc]1 instead of 2 for whatever reason and
> probably several other factors we aren't aware of.  This has caused the
> average load on that machine to hover around 150-200 and if for whatever
> reason we have to take one of the machines down the load on the
> remaining machine will skyrocket to 2000+.  
> 
> Since it's apparent not everyone is aware of what we are doing, I'll
> mention briefly some of the bigger points.
> 
> - We have contacted HP to see if we can get additional hardware, mind
> you though this is a long term solution and will take time, but if our
> request is approved it will double the number of machines kernel.org
> runs.

Would you accept help from someone else than HP? kernel.org is very
important, and hardware is cheap these days... What are the
requirements for machine to be interesting to kernel.org? I guess
AMD/1GHz, 1GB ram, 100GB disk is not interesting to you....


								Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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