Re: Individual compression vs. tar.gz (was: Bug#4834: magicfilter's examples should be archived individually)
On Sun, Feb 8 1998 10:42 PST Guy Maor writes:
> > (david@eos) /tmp/filters$ls -l /usr/doc/magicfilter/examples/filters/fi
lters.tar.gz ; mkdir filters; cd filters; tar xvzf /usr/doc/magicfilter/exa
mples/filters/filters.tar.gz; du
>
> How big would they be if you then gzip each one? Probably not too
> much bigger than the original.
This unfortunately isn't true:
(david@eos) /tmp$ls -l /usr/doc/magicfilter/examples/filters/filters.tar.gz ; mkdir filters; cd filters; tar xvzf /usr/doc/magicfilter/examples/filters/filters.tar.gz; gzip -9 *; du
-rw-r--r-- 1 root root 7901 Jan 18 14:53 /usr/doc/magicfilter/examples/filters/filters.tar.gz
bj10e-filter
bj200-filter
cps300-filter
cps400-filter
cps600-filter
cpsonly300-filter
cpsonly400-filter
cpsonly600-filter
deskjet-filter
dj500c-filter
dj500-filter
dj550c-filter
epson9c-filter
epson9-filter
epsonlqc-filter
epsonlq-filter
ibmpro-filter
jetp3852-filter
la50-filter
la75-filter
laserjet-filter
laserjetlo-filter
lbp8-filter
lj250-filter
ljet2p-filter
ljet2plo-filter
ljet3-filter
ljet4-filter
ljet4l-filter
ljet4m-filter
ljet4ml-filter
ljetplus-filter
ljetpluslo-filter
ln03-filter
m8510-filter
necp6-filter
oki182-filter
pj-filter
pjxl300-filter
pjxl-filter
ps300-filter
ps400-filter
ps600-filter
psonly300-filter
psonly400-filter
psonly600-filter
r4081-filter
stylus800-filter
stylus_color_360dpi-filter
stylus_color_720dpi-filter
tek4693-filter
tek4696-filter
106 .
The factor of 2 had to be expected, but I'm still surprised by the big
difference (the block size of my ext2fs-Partition is 1KB).
David
--
David Frey (B98D36A9) = 51F35923114FC864 7D05FF173C61EFDE
Those who do not understand Unix are condemned to reinvent it, poorly.
-- Henry Spencer
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