[maemo-users] 4.2007.38-2 available

From: James Sparenberg james at linuxrebel.org
Date: Sat Oct 6 11:02:39 EEST 2007
On Friday 05 October 2007 12:04:16 Frédéric Crozat wrote:
> Le vendredi 05 octobre 2007 à 18:56 +0300, Marius Vollmer a écrit :
> > "ext James Sparenberg" <james at linuxrebel.org> writes:
> > > Marius, In reply to the space constraint and upgrade done to the
> > > entire OS.  This was first solved in URPMI for Mandrake around 8.1
> > > (Now called Mandriva) and AFAIK it has been ported into the
> > > dist-upgrade feature for dpkg/apt.
> >
> > I don't know what you are referring to excatly, but I too think that
> > there is no fundamental problem to be solved here.
> >
> > Apt doesn't do the trick of splitting the update into pieces so that
> > you don't need to download all package before unpacking the first one.
> > I think that in theory it should be possible to only download a
> > package immediately before it is unpacked and delete the archive file
> > afterwards again.
> >
> > This approach would make the update much less reliable, tho, since a
> > download failure can interrupt it.
> Well, <mandriva hat> urpmi supports this, but it is really difficult to
> implement, mostly on big distributions where package names can change,
> packages conflicts, etc.. And it become even more difficult when you try
> to upgrade from two distro releases in the past to the current one. We
> usually need to implement some heuristic to handle such case and not
> fallback to "huge transaction which download more than 1GB of packages
> before starting upgrade". </mandriva hat>
> I guess it will be easier for Maemo since the device has a small space
> capacity and less possible packages to install than a desktop distro.

Frederic if I'd known you were here I would have deferred to the more intimate 
knowledge.  Yes I never dared go more than one "release" level at a time. But 
more than once I used to across the country (in my case USA) to update a box 
without a problem.   Nice to see you again!


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