Compressing packages with bzip2 instead gzip?
Mikael Eriksson
mikael_miffe_eriksson at yahoo.se
Fri Dec 9 16:02:44 GMT 2005
On Thu, Dec 08, 2005 at 06:18:00PM -0800, Matt Zimmerman wrote:
> On Wed, Dec 07, 2005 at 04:58:28PM +0200, Timo Jyrinki wrote:
> > Speaking of language files, those also compress better with bz2 even though they
> > are in mo format:
> > -rw-r--r-- 1 root root 1356095 2005-12-07 16:51 LC_MESSAGES-fi.tar.bz2
> > -rw-r--r-- 1 root root 1590691 2005-12-07 16:52 LC_MESSAGES-fi.tar.gz
> >
> > (compressed etch's /usr/share/locale/fi/LC_MESSAGES to get those)
>
> That's why the language pack .debs are already compressed with bzip2.
>
A repack of language-pack-gnome-* shows that most would be smallest when
compressed with 7z. And the rest is smallest with gzip -9.
See the attached file.
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<snip>
language-pack-gnome-uk-base_20051011_all 949780 0.5 1419177 0.15 1249790 0.13 1216602 0.12 1084795 0.71 980487 0.6 947633 0.59 803672 0.28 7z 803672
language-pack-gnome-uk_20051011_all 2040 0.0 1212 0.0 1148 0.0 1118 0.0 1306 0.0 1306 0.0 1306 0.0 1116 0.04 7z 1116
language-pack-gnome-uz-base_20051011_all 5450 0.0 4665 0.0 4330 0.0 4229 0.0 4391 0.0 4391 0.0 4391 0.0 3422 0.03 7z 3422
language-pack-gnome-uz_20051011_all 2026 0.0 1224 0.0 1150 0.0 1113 0.0 1289 0.0 1289 0.0 1289 0.0 1124 0.03 gz9 1113
language-pack-gnome-vi-base_20051011_all 852116 0.39 1171450 0.12 1056295 0.1 1042071 0.1 964520 0.6 870753 0.55 850213 0.54 715644 0.25 7z 715644
language-pack-gnome-vi_20051011_all 2034 0.0 1210 0.0 1144 0.0 1114 0.0 1300 0.0 1300 0.0 1300 0.0 1116 0.03 gz9 1114
language-pack-gnome-wa-base_20051011_all 210240 0.1 296309 0.03 271265 0.02 268143 0.02 245435 0.13 218417 0.15 207879 0.11 184454 0.09 7z 184454
language-pack-gnome-wa_20051011_all 2062 0.0 1218 0.0 1157 0.0 1124 0.0 1329 0.0 1329 0.0 1329 0.0 1122 0.03 7z 1122
language-pack-gnome-xh-base_20051011_all 625844 0.29 847843 0.08 769285 0.07 761414 0.07 719274 0.43 655108 0.39 623984 0.36 524249 0.18 7z 524249
language-pack-gnome-xh_20051011_all 2040 0.0 1219 0.0 1151 0.0 1120 0.0 1301 0.0 1301 0.0 1301 0.0 1123 0.03 gz9 1120
language-pack-gnome-yi-base_20051011_all 52634 0.02 76054 0.0 66132 0.0 63915 0.0 56686 0.03 51361 0.02 51361 0.02 47288 0.05 7z 47288
language-pack-gnome-yi_20051011_all 2028 0.0 1223 0.0 1158 0.0 1120 0.0 1311 0.0 1311 0.0 1311 0.0 1126 0.03 gz9 1120
language-pack-gnome-yo-base_20051011_all 5220 0.0 4370 0.0 4145 0.0 4091 0.0 4205 0.0 4205 0.0 4205 0.0 3583 0.03 7z 3583
language-pack-gnome-yo_20051011_all 2048 0.0 1215 0.0 1150 0.0 1120 0.0 1303 0.0 1303 0.0 1303 0.0 1124 0.03 gz9 1120
language-pack-gnome-zh-base_20051011_all 1801446 0.9 2391026 0.27 2221779 0.22 2207181 0.21 2052327 1.27 1842757 1.14 1800433 1.14 1182400 0.49 7z 1182400
language-pack-gnome-zh_20051011_all 2040 0.0 1224 0.0 1158 0.0 1125 0.0 1296 0.0 1296 0.0 1296 0.0 1121 0.03 7z 1121
language-pack-gnome-zu-base_20051011_all 113674 0.04 147216 0.01 134146 0.01 132998 0.01 124656 0.06 112133 0.05 112133 0.05 100900 0.06 7z 100900
language-pack-gnome-zu_20051011_all 2054 0.0 1213 0.0 1150 0.0 1121 0.0 1330 0.0 1330 0.0 1330 0.0 1118 0.03 7z 1118
- deb-size deb-time gz1-size gz1-time gz5-size gz5-time gz9-size gz9-time bz1-size bz1-time bz5-size bz5-time bz9-size bz9-time 7z-size 7z-time smallest-type smallest-size
Total 50536266 27.72 70169812 7.42 63123720 6.18 61979881 5.96 57585608 37.98 51911625 31.69 50303324 30.55 40346684 20.76 7z(124) 40346519
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