Mailinglist Archive: opensuse (3100 mails)

[James Wright <jwright01@xxxxxxx>]

Carlos E. R. wrote:
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> The Thursday 2006-03-02 at 23:40 +0100, Istvan Gabor wrote:
>
>   
> > I understand that du counts the sizes incorrectly.
> > But there is another strangeness here:
> >
> >  # df -h
> > Filesystem            Size  Used Avail Use% Mounted on
> > /dev/sda4             9.4G  2.2G  7.2G  23% /home/user/sda4
> >
> > Before untaring the archive its size was 3.2 GB.  Is it possible 
> > that after untaring its size became smaller? Or df also reports 
> > false values?
> >     
>
> I would have to study that one to know for certain.
>
> You can also measure the space used with "mc". I think it calculates size 
> summing up all files found.
>   
Yes, untaring an archive can result in smaller bytes.  tar a simple 
text/ascii file and the resulting file will use more bytes.

james@linux:~> cat > test_tar
Test File
james@linux:~> ls -l test_tar
-rw-r--r--  1 james users 10 2006-03-02 23:41 test_tar
james@linux:~> tar -cf testit.tar test_tar
james@linux:~> ls -l testit.tar
-rw-r--r--  1 james users 10240 2006-03-02 23:42 testit.tar

- James W.