Differences between revisions 1 and 7 (spanning 6 versions)
Revision 1 as of 2007-10-18 08:34:14
Size: 953
Editor: FranklinPiat
Comment: initial page
Revision 7 as of 2009-12-24 13:43:16
Size: 1006
Comment: added translation header and link to italian translation
Deletions are marked like this. Additions are marked like this.
Line 3: Line 3:
= What is "downgrading a system" ? =
In Debian world, it means to move to an older distribution (typically, to move from [:DebianUnstable:unstable] to [:DebianTesting:testing]). do not expect to get anything ''stable'' by downgrading !
~-Translation(s): [[it/SystemDowngrade|Italiano]] -~
Line 6: Line 5:
= Is it supported ? =
 * short answer : '''No, it isn't supported'''.
 * long answer : It isn't supported because 1. The packages' installation scripts (postinst...) are designed to handled upgrade only. 2.The installation tools are ''designed'' to replace older version of packages by newer version.
= What is "downgrading a system"? =
In Debian world, it means to move to an older distribution (typically, to move from [[DebianUnstable|unstable]] to [[DebianTesting|testing]]). Do not expect to get anything ''stable'' by downgrading!
Line 10: Line 8:
== So, what's the supported way ? ==
 1. Make a backup of your system before you upgrade. If anything is wrong, restore your backup !
= Is it supported? =
 * short answer: '''No, it isn't supported'''.
 * long answer: It isn't supported because 1. The packages' installation scripts (postinst...) are designed to handled upgrade only. 2. The installation tools are ''designed'' to replace older versions of packages by newer versions.

== So, what's the supported way? ==
 1. Make a backup of your system before you upgrade, so you can restore your backup to "downgrade" it !
Line 14: Line 16:
= How to downgrade a system ? =
Be warned : you will be alone ! However, Auke Jilderda had documented it's experience, back in  2002 : [http://people.debian.org/~osamu/pub/downgrade.html] (plus some comments from Osamu Aoki)
= How to downgrade a system? =
Be warned: you will be alone! However, Auke Jilderda wrote about the experience back in 2002: [[http://people.debian.org/~osamu/pub/downgrade.html]] (plus some comments from Osamu Aoki)

Translation(s): Italiano

What is "downgrading a system"?

In Debian world, it means to move to an older distribution (typically, to move from unstable to testing). Do not expect to get anything stable by downgrading!

Is it supported?

  • short answer: No, it isn't supported.

  • long answer: It isn't supported because 1. The packages' installation scripts (postinst...) are designed to handled upgrade only. 2. The installation tools are designed to replace older versions of packages by newer versions.

So, what's the supported way?

  1. Make a backup of your system before you upgrade, so you can restore your backup to "downgrade" it !
  2. or Re-install.

How to downgrade a system?

Be warned: you will be alone! However, Auke Jilderda wrote about the experience back in 2002: http://people.debian.org/~osamu/pub/downgrade.html (plus some comments from Osamu Aoki)