Re: What is DNF Check-upgrade Actually Doing

[Stephen Morris <steve.morris.au@xxxxxxxxx>]

On 26/11/24 11:35, Samuel Sieb wrote:

> On
>       11/25/24 2:02 PM, Stephen Morris wrote:
>       
> > On 25/11/24 22:43, Tim wrote:
> >         
> > > On Mon, 2024-11-25 at 09:04 +1100,
> > >           Stephen Morris wrote:
> > >           
> > > >      1).    Why is it producing the
> > > >             messages "Updating and loading
> > > >             
> > > >             repositories:" and "Repositories loaded." with nothing
> > > >             between them
> > > >             
> > > >             which means that it didn't do anything? This functionality
> > > >             is
> > > >             
> > > >             independent of whether the command is issued under sudo or
> > > >             not.
> > > >             
> > > >           
> > >           There are probably various things it can do that don't produce
> > >           any
> > >           
> > >           individual progress status.  Just a did this, did that, and
> > >           this...
> > >           
> > >           
> > >           When you fire up dnf, it is going to load data, some of it
> > >           will be
> > >           
> > >           local, some of it may be fetched from the WWW.
> > >           
> > >           
> > >           If you want to look for differences.  Purge your dnf cache, do
> > >           a dnf
> > >           
> > >           update (check for updates), watch what happens.  Say no and
> > >           abort.  Do
> > >           
> > >           another dnf update moments later, and see how it operates from
> > >           cached
> > >           
> > >           data (what progress info you see as it does its thing).
> > >           
> > >         
> >         I'm just issuing this command to see if there are actually any
> >         updates to be applied rather than having dnf upgrade tell me
> >         there is nothing to do.
> >         
> >       
>       
>       What's the benefit of that?  If there is something, then you'll
>       just have to run another command anyway.
>       
>     
    This is true, and I know this can be done under DNF, but I'm using
    that to decide whether it is worth doing the upgrade in terms of the
    volume of updates that will be put on. If there are only 3 updates
    to put on then its not necessarily worth putting on the updates yet.
    
    regards,
    Steve

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