Re: Linux Kernel Source Compression

[Stefan Smietanowski <stesmi@stesmi.com>]

Justin Piszcz wrote:
> Compressed with -9.
> 
>      -9            slowest (best) compression
> 
> Unsure on the maximum distance.
> 
> Version info:
> 
> rzip 2.1
> Copright (C) Andrew Tridgell 1998-2003
> 
> 
> On Sun, 21 May 2006, Jan Engelhardt wrote:
> 
>>>
>>> Was curious as to which utilities would offer the best compression
>>> ratio for
>>> the kernel source, I thought it'd be bzip2 or rar but lzma wins,
>>> roughly 6 MiB
>>> smaller than bzip2.
>>>
>> You forgot:
>>  - .7z    7zip
>>  - .j     JAR (www.arjsoftware.com)
>>  - .ice   LHICE (some sort of "brother" to lharc aka lzh)
>>  - .ace   ACE (www.winace.com)
>>  -        UPX (yes!, you just need to put '#!/\n' at the front)
>>  - .cab   MS CAB (use winace)
>>  - .bh    BlackHole
>>  - .pak   PKARC 2.51
>>  - .sqz   SqueezeIt
>>  - "LZEXE"
>>
>> ftp://camelot.spsl.nsc.ru/pub/win32/arc/ - you'll find some there
>> happy packing :)
>>
>>> 38064   linux-2.6.16.17.tar.rz
>>
>>
>>  - is this rzip with _maximum_ distance?
>>
>>
>> Jan Engelhardt

Don't forget about .lzx! Probably need an amiga to use it though :)

BUT I could be remembering wrong but I think that they use a newer
version of lzx compression in .CAB since that guy got a job at MS
back in the days.

// Stefan

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