Re: Question on Unattended Upgrades
On Tue, 12 May 2020 11:05:55 -0400
Gene Heskett <gheskett@shentel.net> wrote:
> On Tuesday 12 May 2020 10:30:04 Celejar wrote:
>
> > On Tue, 12 May 2020 06:03:52 -0400
> >
> > Gene Heskett <gheskett@shentel.net> wrote:
> > > On Tuesday 12 May 2020 05:07:04 l0f4r0@tuta.io wrote:
> > > > Hi,
> > > >
> > > > 12 mai 2020 à 08:22 de keifer.bly@gmail.com:
> > > > > Is there a way to configure it to automatically restart when a
> > > > > package that needs to be restarted is upgraded?
> > > >
> > > > I think 'Unattended-Upgrade::Automatic-Reboot "true";' should do
> > > > it in /etc/apt/apt.conf.d/50unattended-upgrades. If I were you, I
> > > > would check /etc/apt/apt.conf.d/20auto-upgrades as well because
> > > > those are the 2 most important configuration files for
> > > > unattended-upgrades.
> > > >
> > > > Best regards,
> > > > l0f4r0
> > >
> > > I can see a major disaster in the making, what if that reboot was
> > > commanded in the middle of your nightly backup run, leaving your
> > > backup program with a totally bogus database it cannot recover from?
> >
> > That would be unfortunate - but surely a serious backup program would
> > be designed to be robust enough that ending up "with a totally bogus
> > database it cannot recover from" should never happen? What if you
> > have some sort of system crash during a backup? Do you have a specific
> > backup system in mind?
>
> You are trying to justify an automatic reboot, very bad idea. Granted,
> most such would be ok, and will leave a requester popup to advise the
> admin, doing its normal routine in the meantime.
I'm not trying to justify an automatic reboot; I'm just questioning the
specific dire scenario you mention.
> I happen to use amanda to backup 5 machines here, but any backup suite
> that maintains a recovery database is going to be in deep doodoo if it
> gets rebooted in the middle of a backup. I probably do better than most
Surely any "recovery database" used by a serious backup program is
atomic!
> but a worst case scenario here if everything in place works, would only
> lose me that days data because I do keep separate copies of that data.
> But 60 days of that is 33GB, the biggest single entry in my nearly 70
> items long list.
Celejar
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