To distro-sync or not distro-sync?

Reindl Harald h.reindl at
Thu Oct 29 15:50:32 UTC 2015

Am 29.10.2015 um 16:30 schrieb Przemek Klosowski:
> On 10/29/2015 08:33 AM, Reindl Harald wrote:
>> Am 29.10.2015 um 13:24 schrieb Honza Ċ ilhan:
>>> dnf has `--allowerasing switch - it will resolve the conflicts by
>>> uninstallation
>>> of conflicting packages. Installing the packages regardless the
>>> dependencies by
>>> `--force` is really dangerous and will not be supported by DNF.
>> removing random packages is also really dangerous and *not* acceptable
> For what it's worth, in the YUM days few years back I had a botched
> update (not even upgrade!). I believe it was a 5.x Centos, and yum
> decided to delete a ton of packages. The system became unbootable, and I
> had to do a lot of manual yum installs including IIRC yum itself, to
> restore it. I didn't even file yum  bugs because that system has a rich
> history and a lot of odd software installed so I chalked it to
> 'self-inflicted', but:
> I learned to be very careful reading the lists of packages
> suggested for deletion

well, luckily we have now /etc/dnf/protected.d/dnf.conf containing "dnf" 
to prevent the combination of bugs and mistakes doing that sort of 
damage - i remember well summer 2014 how hard i was defended to demand 
get that back since yum had it for years

the same for uninstall the running kernel

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