[CentOS] Let's talk about compression rates

[cornel panceac]

2011/1/22 S Mathias <smathias1972 at yahoo.com>

> http://pastebin.com/raw.php?i=MwDnhknf
>
> $ ls -Sl
> total 461252
> -rw-rw-r--. 1 g g 111709730 Jan 22 11:06 linux-2.6.37.zip
> -rw-rw-r--. 1 g g  93174605 Jan 22 11:03 linux-2.6.37.tar.gz
> -rw-rw-r--. 1 g g  73552510 Jan 22 11:10 linux-2.6.37.tar.bz2
> -rw-rw-r--. 1 g g  66333786 Jan 22 11:16 linux-2.6.37.7z
> -rw-rw-r--. 1 g g  64035788 Jan 22 11:16 linux-2.6.37.tar.7z
> -rw-rw-r--. 1 g g  63480808 Jan 22 11:20 linux-2.6.37.tar.xz
> $
>
> I presume kernel.org knows this. Why doesn't people use e.g.: XZ?
>
> This is the same as in PDF's. DJVU files could be amazing too. They could
> compress [convert] a 400 MByte PDF to a 20 MByte DJVU. Amazing.
>
> Why don't these technologies spread??


most have no idea about that.  do you know the level of compression used in
.7z?
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