Re: non-contiguous vs Fragmentation
Also, if you happen to have a file larger than approx. 8MB (at least
with 2.0-compatible fs) it WILL be fragmented, because the inode tables
and block groups are laid out on the fs at 8MB intervals. Not sure what it
is on a fs made for the 2.2 kernel options.
On Wed, 14 Jun 2000, Peter S Galbraith wrote:
>
> "Joe Smith" wrote:
>
> > I know Linux uses the ext2 filesystem which is supposed to be
> > anti-fragmenting.
>
> It fragments when it has to (as opposed to `always' like
> windows).
>
> > during boot up, I see my hard drive is 9.7 % non - contiguous. I'm not sure
> > what this means.
>
> I assume that 9.7% of the file space is fragmented.
>
> > What then is the difference between non-contiguous and fragmentation?
>
> Don't know.
> > How can my hard drive be 9.7 % non-contiguous if
> > the ext2 filesystem is supposed to be anti-fragmenting?
>
> It's not _anti_ -fragmenting. If your disk is getting full, it
> may start to get fragmented.
>
> Someone have the URL to the good/bad secretaries analogy?
>
> > Is there a way to make my hard drive contiguous again? I thought that there
> > were no linux defragmenters.
>
> See the defrag package in section admin (I've never used it).
> --
> Peter Galbraith, research scientist <GalbraithP@dfo-mpo.gc.ca>
> Maurice Lamontagne Institute, Department of Fisheries and Oceans Canada
> P.O. Box 1000, Mont-Joli Qc, G5H 3Z4 Canada. 418-775-0852 FAX: 775-0546
> 6623'rd GNU/Linux user at the Counter - http://counter.li.org/
>
>
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