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Message-ID: <4c14a25d050531043158fbed1b@mail.gmail.com>
Date: Tue, 31 May 2005 17:01:03 +0530
From: Hari N <hari2n@gmail.com>
Reply-To: Hari N <hari2n@gmail.com>
To: Andi Kleen <ak@muc.de>
Subject: Re: RT patch acceptance
Cc: linux-kernel@vger.kernel.org
In-Reply-To: <20050531111445.GA35122@muc.de>
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On 31 May 2005 13:14:45 +0200, Andi Kleen <ak@muc.de> wrote:
> 
> Are you sure it is not only disk IO? In theory updatedb shouldn't
> need much CPU, but it eats a lot of memory and causes stalls
> in the disk (or at least that was my interpration on the stalls I saw)
> If there is really a scheduling latency problem with updatedb
> then that definitely needs to be fixed in the stock kernel.
 
Yeah true...I have actually never observed updatedb taking much of my
CPU cycles. It just eats up a lot of memory. When the load average on
the system is high, sometimes updatedb even results in a system
freeze.

-- 
Hari
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