[Bug 991220] [NEW] deb archive should use lzma compression

[Jérôme]

Public bug reported:

Anyway, update-manager requires memory for operation. Thus there is no
problem with memory consumption while decompressing.

The below compression option achieves a higher compression ration :
"xz -9e"

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: update-manager 1:0.156.14
ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
Uname: Linux 3.2.0-24-generic x86_64
ApportVersion: 2.0.1-0ubuntu7
Architecture: amd64
CurrentDmesg.txt:
 [   24.004359] init: plymouth-upstart-bridge main process (475) killed by TERM signal
 [   24.153410] init: plymouth-stop pre-start process (957) terminated with status 1
 [   28.866353] eth0: no IPv6 routers present
 [  349.666149] hrtimer: interrupt took 6595284 ns
Date: Sun Apr 29 18:33:17 2012
GsettingsChanges:
 com.ubuntu.update-manager first-run false
 com.ubuntu.update-manager launch-time 1335716381
 com.ubuntu.update-manager show-details true
 com.ubuntu.update-manager window-height 719
 com.ubuntu.update-manager window-width 1024
InstallationMedia: Xubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120328)
PackageArchitecture: all
SourcePackage: update-manager
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: update-manager (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug precise

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https://bugs.launchpad.net/bugs/991220

Title:
  deb archive should use lzma compression

Status in “update-manager” package in Ubuntu:
  New

Bug description:
  Anyway, update-manager requires memory for operation. Thus there is no
  problem with memory consumption while decompressing.

  The below compression option achieves a higher compression ration :
  "xz -9e"

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: update-manager 1:0.156.14
  ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
  Uname: Linux 3.2.0-24-generic x86_64
  ApportVersion: 2.0.1-0ubuntu7
  Architecture: amd64
  CurrentDmesg.txt:
   [   24.004359] init: plymouth-upstart-bridge main process (475) killed by TERM signal
   [   24.153410] init: plymouth-stop pre-start process (957) terminated with status 1
   [   28.866353] eth0: no IPv6 routers present
   [  349.666149] hrtimer: interrupt took 6595284 ns
  Date: Sun Apr 29 18:33:17 2012
  GsettingsChanges:
   com.ubuntu.update-manager first-run false
   com.ubuntu.update-manager launch-time 1335716381
   com.ubuntu.update-manager show-details true
   com.ubuntu.update-manager window-height 719
   com.ubuntu.update-manager window-width 1024
  InstallationMedia: Xubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120328)
  PackageArchitecture: all
  SourcePackage: update-manager
  UpgradeStatus: No upgrade log present (probably fresh install)

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