From: Andreas Dilger <adilger@clusterfs.com>
To: Andrew Morton <akpm@zip.com.au>
Cc: dean gaudet <dean-list-linux-kernel@arctic.org>,
linux-kernel@vger.kernel.org
Subject: Re: 3x slower file reading oddity
Date: Mon, 17 Jun 2002 19:45:13 -0600 [thread overview]
Message-ID: <20020618014513.GK22427@clusterfs.com> (raw)
In-Reply-To: <3D0E807C.5D50C17E@zip.com.au>
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/
next prev parent reply other threads:[~2002-06-18 1:46 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-06-17 20:03 3x slower file reading oddity dean gaudet
2002-06-17 20:07 ` Benjamin LaHaise
2002-06-17 20:31 ` dean gaudet
2002-06-17 23:26 ` Andrew Morton
2002-06-18 0:15 ` dean gaudet
2002-06-18 0:36 ` Andrew Morton
2002-06-18 1:40 ` dean gaudet
2002-06-18 1:45 ` Andreas Dilger [this message]
2002-06-18 2:08 ` dean gaudet
2002-06-18 10:45 ` Padraig Brady
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20020618014513.GK22427@clusterfs.com \
--to=adilger@clusterfs.com \
--cc=akpm@zip.com.au \
--cc=dean-list-linux-kernel@arctic.org \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.