[lxc-users] Newer upstream releases - Stable for production?

Thu Apr 6 07:22:16 UTC 2017

I can confirm that we for sure also depend on the stable 2.0 in xenial.

It actually is very easy to install a more recent version nested in 2.0 for
specific use cases.

2017-04-05 23:53 GMT+02:00 Stéphane Graber <stgraber at ubuntu.com>:

> Yes, it would be.
>
> I also disagree that it's what most people would want.
>
> The majority of the feedback we've been getting from production users so
> far is that they're very happy having an extremely stable version of LXD
> that they don't need to think about and that gets frequent bugfixes and
> security fixes.
>
> For everyone else, you just need to run:
>
>     apt install -t xenial-backports lxd lxd-client
>
> On Wed, Apr 05, 2017 at 11:45:32PM +0200, Jakob Gillich wrote:
> > Would it be against distribution policy to upgrade the lxd package in
> > xenial? I feel like most users do not want 2.0, but that's what they get
> by
> > default.
> >
> > On Wed, Apr 5, 2017 at 1:49 AM, Stéphane Graber <stgraber at ubuntu.com>
> wrote:
> > > Hi,
> > >
> > > So it really depends on how tolerant you may be to accidental downtime
> > > and need to occasionaly adapt scripts as new features are added.
> > >
> > > LXD 2.0.x only gets bugfixes and security updates and so an upgrade
> will
> > > never break anything that uses the LXD commands or the API.
> > >
> > >
> > > For the newer feature releases, we don't break the REST API, only add
> > > bits to it, but occasionaly those bits mean that some extra
> > > configuration steps may be needed, as was the case with the network API
> > > in 2.3 or the storage API in 2.9.
> > >
> > > Upgrading to such releases will automatically attempt to migrate your
> > > setup so that it keeps working and doesn't suffer any downtime. But
> it's
> > > certainly not completely bug free and we do occasionaly hit issues
> > > there.
> > >
> > >
> > > If you do want the new features, I'd recommend that you at least stay
> on
> > > Ubuntu 16.04 LTS, then do this:
> > >
> > >     apt install -t xenial-backports lxd lxd-client
> > >
> > > This will install lxd and lxd-client from "xenial-backports" which is a
> > > special pocket of the main Ubuntu archive. This is far preferable from
> > > using the LXD PPA.
> > >
> > > The LXD stable PPA is automatically generated whenever a new upstream
> > > release has hit the current Ubuntu development release and has passed
> > > automatic testing, which is to say that when an update hits, it would
> > > have seen very little field testing.
> > >
> > > xenial-backports is different in that the packages in there are the
> same
> > > as the PPA, but I only push them through once I feel confident there
> > > aren't any upgrade issues that we should address.
> > >
> > >
> > > One recent example of that was the storage API. PPA users would have
> > > gotten LXD 2.9, 2.9.1, 2.9.2, 2.10, 2.10.1 and 2.11 in quick sucession
> > > as we were sorting out some upgrade issues with the storage API.
> > >
> > > Users of xenial-backports were on LXD 2.8 up until yesterday when I
> > > pushed LXD 2.12 to it as we are now feeling confident that all upgrade
> > > issues that were reported have been satisfyingly resolved.
> > >
> > >
> > > One last note. LXD doesn't support downgrading its database, that means
> > > that if you upgrade from 2.0.x to some 2.x release, there is no going
> > > back. You can't downgrade back to 2.0.x afterwards. You can move LXD
> > > containers from a new release to a server running an older release as
> we
> > > way to do a two stage downgrade, but you may need to alter their
> > > configurations a bit for this to succeed (remove any option key that
> > > came from a newer release).
> > >
> > > Stéphane
> > >
> > > On Tue, Apr 04, 2017 at 02:55:32PM +0200, Gabriel Marais wrote:
> > > >  Hi Guys
> > > >
> > > >  I would like to take advantage in some of the new(er) features
> > > > available in
> > > >  releases higher than 2.0.x
> > > >
> > > >  Would it be advisable to upgrade to 2.12 to be used in a production
> > > >  environment?
> > > >
> > > >
> > > >
> > > >  --
> > > >
> > > >
> > > >
> > > >
> > > >  Regards
> > > >
> > > >  Gabriel Marais
> > > >
> > > >  Office: +27 861 466 546 x 7001
> > > >  Mobile: +27 83 663 2222
> > > >  Mail: gabriel.j.marais at gmail.com
> > > >
> > > >  Unit 11, Ground Floor, Berkley Office Park
> > > >  Cnr Bauhinia & Witch Hazel Str,
> > > >  Highveld, Centurion, South-Africa
> > > >  0157
> > > >
> > > >  PO Box 15846, Lyttelton, South Africa, 0140
> > > >  _______________________________________________
> > > >  lxc-users mailing list
> > > >  lxc-users at lists.linuxcontainers.org
> > > >  http://lists.linuxcontainers.org/listinfo/lxc-users
> > >
> > > --
> > > Stéphane Graber
> > > Ubuntu developer
> > > http://www.ubuntu.com
> > > _______________________________________________
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> > > lxc-users at lists.linuxcontainers.org
> > > http://lists.linuxcontainers.org/listinfo/lxc-users
> >
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>
> --
> Stéphane Graber
> Ubuntu developer
> http://www.ubuntu.com
>
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