Subject: Re: fs benchmark poll
To: Mike Parson <mparson@bl.org>
From: Pavel Cahyna <pavel.cahyna@st.mff.cuni.cz>
List: netbsd-users
Date: 01/06/2005 00:33:56
On Wed, 05 Jan 2005 14:16:31 -0600, Mike Parson wrote:
> About 6 months ago, I moved my homedirs on this box to a new hard-drive.
> After the newfs, I used a dump/restore pipeline to copy over the files.
>
> Before the copy, it took nearly 20 seconds to open my
> +lists/netbsd/users nmh folder in mutt with over 1000 msgs, afterwards,
> just a couple of seconds. Now, its slowed down again, lots of activity,
> lots of little files getting created and deleted, over time, things
> scatter, get less efficient.
>
> This would be the similar under FFS, ext3, xfs, lfs, reiser, whateverfs.
Are you sure about LFS? I thought that it does not scatter files, but
write everything in continuous fixed-size segments instead.
Bye Pavel