[vdsm] Pending Self-Hosted-Engine Patches in ovirt-3.3.2

Doron Fediuck dfediuck at redhat.com
Thu Nov 28 16:09:40 UTC 2013



----- Original Message -----
> From: "Sandro Bonazzola" <sbonazzo at redhat.com>
> To: "Federico Simoncelli" <fsimonce at redhat.com>, vdsm-devel at fedorahosted.org
> Cc: "Gadi Ickowicz" <gickowic at redhat.com>, hateya at redhat.com
> Sent: Thursday, November 28, 2013 5:59:20 PM
> Subject: Re: [vdsm] Pending Self-Hosted-Engine Patches in ovirt-3.3.2
> 
> Il 28/11/2013 13:04, Federico Simoncelli ha scritto:
> > ----- Original Message -----
> >> From: "Ayal Baron" <abaron at redhat.com>
> >> To: "Federico Simoncelli" <fsimonce at redhat.com>
> >> Cc: "Dan Kenigsberg" <danken at redhat.com>, vdsm-devel at fedorahosted.org,
> >> hateya at redhat.com, ybronhei at redhat.com
> >> Sent: Thursday, November 28, 2013 12:22:14 PM
> >> Subject: Re: Pending Self-Hosted-Engine Patches in ovirt-3.3.2
> >>
> >> ----- Original Message -----
> >>> ----- Original Message -----
> >>>> From: "Dan Kenigsberg" <danken at redhat.com>
> >>>> To: vdsm-devel at fedorahosted.org
> >>>> Cc: hateya at redhat.com, ybronhei at redhat.com, fsimonce at redhat.com
> >>>> Sent: Monday, November 25, 2013 10:16:16 PM
> >>>> Subject: Pending Self-Hosted-Engine Patches in ovirt-3.3.2
> >>>>
> >>>> An important feature of ovirt-3.3 has not made it to the ovirt-3.3.0
> >>>> deadline: http://www.ovirt.org/Features/Self_Hosted_Engine.
> >>>>
> >>>> It would allow to run Engine as a VM on top one of the hosts controlled
> >>>> by itself, saving resources and allowing high availablity
> >>>> out-of-the-box.
> >>>>
> >>>> The feature was not ready on time for the ovirt-3.3.0 release but now
> >>>> its Engine-side patches are merged, and its Vdsm-side patches are
> >>>> pending aproval for entry into Vdsm's stable branch.
> >>>>
> >>>>     http://gerrit.ovirt.org/20189
> >>>
> >>> We can skip this patch as it's unrelated (transient disks for the backup
> >>> API).
> >>>
> >>>>     http://gerrit.ovirt.org/20190
> >>>>     http://gerrit.ovirt.org/20191
> >>>>     http://gerrit.ovirt.org/20192
> >>>>     http://gerrit.ovirt.org/20193
> >>>>     http://gerrit.ovirt.org/20194
> >>>>     http://gerrit.ovirt.org/20209
> >>>
> >>> My problem with 20209 is that it *seems* to be the cause of a regression:
> >>>
> >>>  https://bugzilla.redhat.com/show_bug.cgi?id=1033942
> >>>
> >>> and the fix is still under discussion at:
> >>>
> >>>  http://gerrit.ovirt.org/#/c/19555/
> >>>
> >>>>     http://gerrit.ovirt.org/20300
> >>>>     http://gerrit.ovirt.org/21357
> >>>>
> >>>> I suggest to take the pending patches into the ovirt-3.3 branch, and
> >>>> ship ovirt-3.3.2 with this feature enabled. We shall not release
> >>>> ovirt-3.3.2 before we are assured by quality engineering that we have
> >>>> no regression to main Vdsm code. If we do not receive this green light,
> >>>> and there's urgency to release ovirt-3.3.2, we'd fork and ship 3.3.2
> >>>> only
> >>>> with the urgent fixes.
> >>>
> >>> Either we decide that bz1033942 is not a blocker (not severe enough or
> >>> unrelated to 20209), or we'll have to postpone the merge of this series.
> > 
> > I just spoke to Gadi and it seems that the scope of the bug is very
> > limited.
> > There's not evidence of any of the engine flows to be affected, even though
> > getStorageDomainInfo fails 100% on all the visible master domains.
> > 
> > So technically we're not blocked on this specific BZ anymore but I agree
> > that
> > the following still stands:
> 
> What about providing a separate package with hosted engine support in
> -testing repo?
> This will allow people willing to test hosted engine on stable, with just
> hosted-engine as testing part.
> 

We can probably do that, but should be careful not
to mix with the official ovirt bits. Also upgrade will not be supported.

> 
> > 
> >> That bz is not the issue.
> >> This feature did not make it into 3.3.
> >> 3.3.x are stabilization versions.  We know that these patches were the
> >> cause
> >> of a lot of grief and as can be seen there are more instabilities there.
> >> I
> >> don't see how it is ok to backport these.
> >> They're in master, we are stabilizing them and they will be in ovirt 3.4
> >> (feature freeze in 1 month!).
> >>
> >> A -2 from me on this.
> > 
> 
> 
> --
> Sandro Bonazzola
> Better technology. Faster innovation. Powered by community collaboration.
> See how it works at redhat.com
> _______________________________________________
> vdsm-devel mailing list
> vdsm-devel at lists.fedorahosted.org
> https://lists.fedorahosted.org/mailman/listinfo/vdsm-devel
> 


More information about the vdsm-devel mailing list