Re: 3x slower file reading oddity

Andreas Dilger (adilger@clusterfs.com)
Mon, 17 Jun 2002 19:45:13 -0600


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/

- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/