Public bug reported:
Using the "--extreme" option of the lzma compression tool saves about
0,9% of data archive size (~253kB).
See the detail below :
---------------------
m@m-portable:~/tmp$ 7z x openoffice.org-core_1%3a3.2.0-7ubuntu4.3_amd64.deb
7-Zip 9.04 beta Copyright (c) 1999-2009 Igor Pavlov 2009-05-30
p7zip Version 9.04 (locale=fr_FR.utf8,Utf16=on,HugeFiles=on,2 CPUs)
Processing archive: openoffice.org-core_1%3a3.2.0-7ubuntu4.3_amd64.deb
Extracting control.tar.gz
Extracting data.tar.lzma
Everything is Ok
Files: 2
Size: 28916325
Compressed: 28916518
m@m-portable:~/tmp$ ls
control.tar.gz data.tar.lzma
openoffice.org-core_1%3a3.2.0-7ubuntu4.3_amd64.deb
m@m-portable:~/tmp$ unlzma --stdout data.tar.lzma | xz -9 --extreme --stdout >
data.tar.xz
m@m-portable:~/tmp$ ls -l data.tar.*
-rw-r--r-- 1 m m 28907280 2012-06-22 22:12 data.tar.lzma
-rw-r--r-- 1 m m 28648316 2012-07-21 12:34 data.tar.xz
m@m-portable:~/tmp$
ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: openoffice.org-core 1:3.2.0-7ubuntu4.3
ProcVersionSignature: Ubuntu 2.6.32-41.91-generic 2.6.32.59+drm33.24
Uname: Linux 2.6.32-41-generic x86_64
NonfreeKernelModules: wl
Architecture: amd64
Date: Sat Jul 21 12:40:03 2012
ProcEnviron:
LANG=fr_FR.utf8
SHELL=/bin/bash
SourcePackage: openoffice.org
** Affects: openoffice.org (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug lucid
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https://bugs.launchpad.net/bugs/1027387
Title:
deb archive should use "--extreme" compression option
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