Bug#711456: Acknowledgement (apt: fails to do an update with "Internal Error, No file name for..." using amd64 and i386 dvd media)
2013/6/10, Andrey Gursky <andrey.gursky@e-mail.ua>:
> David, thanks for your detailed response!
>
> 2013/6/9, David Kalnischkies <kalnischkies+debian@gmail.com>:
>
>> On Fri, Jun 7, 2013 at 6:27 PM, Andrey Gursky <andrey.gursky@e-mail.ua>
>> wrote:
>>>> P.S. Do you know who is responsible for the cvs browsing feature?
>>>
>>> I've noticed, you've just silently migrated to git.
>>
>> We migrated from bzr to git just yet. Michael didn't throw a big party,
>> but he announced it to the relevant peers (aka on deity@d.l.o).
>> (That the browsing didn't work was a mistake, it should work now)
>
> Yes, the fix of the browsing was, what I spoke about.
>
>
>> The problem here though is less a debug problem as this can be recreated
>> "easily" by having a multi-arch enabled system, an i386- and an
>> amd64-only
>> CD-ROM configured and an upgrade for a M-A:same library you have
>> installed
>> for i386 and amd64.
>
> I'd like to add a tag: multiarch to the bug, OK?
>
>
>> The problem is that if APT needs to upgrade a library it has to tell dpkg
>> to unpack the i386.deb and the amd64.deb at the same time, so for that to
>> work it needs access to both files which it doesn't have if you switch
>> CD-ROMs (aka: you need a second drive, usb sticks might work, too).
>>
>>
>> To make it work with one drive, APT would need to copy the amd64.deb
>> package
>> to disk, ask you to switch, and whola, it has both files. Only problem:
>> You would be going to switch a lot as you basically have to switch for
>> each library you have installed both architectures (and sometimes back).
>>
>> So, to prevent people from going insane over switching a thousand times
>> APT would need to copy all those library files at once – or at least as
>> many as possible without eating all harddrive space.
>>
>>
>> The first should be easy, the second step a bit harder, but both will not
>> be fixed by me as I never used APT with CD-ROMs (nor do I use CD-ROMs at
>> all
>> if I think about it now…). That needs someone with more CD-ROM experience
>> to pick it up as this really needs someone who can actually test what
>> she/he
>> is doing. I am happy to help with pointers/answers/reviews/… on the other
>> hand, hence tagged as 'gift' [0].
>>
>> [0] https://wiki.debian.org/qa.debian.org/GiftTag
>
> I also don't use the drives, but mount images as loop device [1]. I'm
> wondering why I didn't encountered this bug before. I assume not to
> update i386 libs I installed once. If there are no problems with
> installing M-A:same libs, what are good reasons to update them only by
> simultaneously unpacking, which seems to be not needed during install?
>
> Regards,
> Andrey
>
> [1] (BTW there is another issue with that, I've been wanting to report
> that since a while now; will do it shortly)
Hi!
Could be apt at least fixed in order to give valuable infos instead of
meaningless:
------------
root@debian:~# apt-get -f install
Reading package lists... Done
Building dependency tree
Reading state information... Done
Correcting dependencies... Done
The following extra packages will be installed:
gtk2-engines:i386 gtk2-engines
The following packages will be upgraded:
gtk2-engines:i386 gtk2-engines
2 upgraded, 0 newly installed, 0 to remove and 1252 not upgraded.
9 not fully installed or removed.
Need to get 0 B/780 kB of archives.
After this operation, 119 kB disk space will be freed.
Do you want to continue? [Y/n]
Media change: please insert the disc labeled
'Debian GNU/Linux testing _Jessie_ - Official Snapshot amd64 DVD
Binary-1 20131223-05:46'
in the drive '/media/cdrom/' and press enter
Media change: please insert the disc labeled
'Debian GNU/Linux testing _Jessie_ - Official Snapshot amd64 DVD
Binary-1 20131223-05:46'
in the drive '/media/cdrom/' and press enter
E: Internal Error, ordering was unable to handle the media swap
root@debian:~#
----------------
Two times asked for the same DVD, then (despite of supplied properly
DVD) failed and it is not clear what package it couldn't find.
Thanks,
Andrey
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