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Date: Fri, 04 Oct 2002 01:02:48 -0700
From: Andrew Morton <akpm@digeo.com>
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To: szonyi calin <caszonyi@yahoo.com>
CC: linux-kernel@vger.kernel.org
Subject: Re: Kernel 2.5.40 DMA and mm issues
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szonyi calin wrote:
> 
> ...
> Here is /proc/meminfo after killing the updatedb:
> MemTotal:       125576 kB
> MemFree:          5540 kB
> MemShared:           0 kB
> Buffers:         21092 kB
> Cached:          25124 kB
> SwapCached:       1888 kB
> Active:          15388 kB
> Inactive:        33268 kB
> HighTotal:           0 kB
> HighFree:            0 kB
> LowTotal:       125576 kB
> LowFree:          5540 kB
> SwapTotal:      248968 kB
> SwapFree:       246892 kB
> Dirty:              64 kB
> Writeback:           0 kB
> Mapped:           2512 kB
> Slab:            69712 kB
> Committed_AS:     3348 kB
> PageTables:        192 kB
> ReverseMaps:      2314

That looks reasonable for an updatedb run.
 
> hda: DMA disabled

This is probably why it's taking tons of system time.