Let's talk about compression rates

[S Mathias]

wow...

http://pastebin.com/raw.php?i=ihLLHyiT


$ time 7z a -mx=9 linux-2.6.37.tar.7z linux-2.6.37.tar; echo; time xz -9 -z linux-2.6.37.tar; echo; ls -lS

7-Zip 9.13 beta  Copyright (c) 1999-2010 Igor Pavlov  2010-04-15
p7zip Version 9.13 (locale=en_US.utf8,Utf16=on,HugeFiles=on,2 CPUs)
Scanning

Creating archive linux-2.6.37.tar.7z

Compressing  linux-2.6.37.tar      

Everything is Ok

real	6m43.608s
user	10m1.092s
sys	0m3.957s


real	10m40.788s
user	10m33.363s
sys	0m2.106s

total 120264
-rw-rw-r--. 1 g g 61570448 Jan 22 15:42 linux-2.6.37.tar.xz
-rw-rw-r--. 1 g g 61567410 Jan 22 16:13 linux-2.6.37.tar.7z
$