Re: 3x slower file reading oddity

From: Andreas Dilger (adilger@clusterfs.com)
Date: Mon Jun 17 2002 - 20:45:13 EST


On Jun 17, 2002 17:36 -0700, Andrew Morton wrote:
> You can probably lessen the seek-rate by accessing the files in the correct
> order. Read all the files from a directory before descending into any of
> its subdirectories. Can find(1) do that? You should be able to pretty
> much achieve disk bandwidth this way - it depends on how bad the inter-
> and intra-file fragmentation has become.

Just FYI - "find -depth" will do that, from find(1):
        -depth Process each directory's contents before the directory itself.

Cheers, Andreas

--
Andreas Dilger
http://www-mddsp.enel.ucalgary.ca/People/adilger/
http://sourceforge.net/projects/ext2resize/

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