Re: [Xen-devel] elbling1 (was Re: [xen-unstable test] 103788: regressions - trouble: broken/fail/pass)

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 22/12/16 10:45, Jan Beulich wrote:
> > > > On 22.12.16 at 11:28, <ian.jackson@xxxxxxxxxxxxx> wrote:
> > osstest service owner writes ("[xen-unstable test] 103788: regressions -
> > trouble: broken/fail/pass"):
> > > flight 103788 xen-unstable real [real]
> > > http://logs.test-lab.xenproject.org/osstest/logs/103788/
> > >
> > > Regressions :-(
> > >
> > > Tests which did not succeed and are blocking,
> > > including tests which could not be run:
> > >   test-amd64-amd64-libvirt-xsm  3 host-install(3) broken REGR. vs. 103466
> > elbling1 had forgotten its boot order.  I found it at an initramfs
> > prompt, unable to find its own hard disk.  I think this was after
> >    
> > http://logs.test-lab.xenproject.org/osstest/logs/103764/test-amd64-amd64-xl-x
> > sm/info.html
> > (the last xen-boot failure before it started giving host-install
> > failures).
> Hmm, that one has a bunch of
>
> Dec 20 13:30:00.237953 Begin: Running /scripts/local-block ...   Volume group 
> "elbling1-vg" not found
> Dec 20 13:30:00.397968   Skipping volume group elbling1-vg
> Dec 20 13:30:00.398003 Unable to find LVM volume elbling1-vg/root
>
> which I would suspect were the cause of the xen-boot failure.
>
> As I'm unaware of systems outside the osstest pool having this
> "forgets its boot order" problem (does e.g. XenRT know similar
> problems?)
No.  No similar problems I am aware of anywhere in XenRT (which haven't 
ended up being down to human intervention in the firmware)
> , I wonder whether either the physical machine setup
> is (somewhat) unusual for some or all of the machines, or
> whether there's something being run which with not too small a
> likelihood causes the problem (and it being run often enough
> simply guarantees the problem to surface every once in a while).
Is anything playing with EFI variables?  This seems like the most likely 
option.
~Andrew

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