On Mon, Jan 15, 2018 at 5:46 PM, Nadav Goldin <ngol...@virtual-gate.net>
wrote:

> Maybe related to [1]?
>
> [1] https://bugzilla.redhat.com/show_bug.cgi?id=1533125


This is for RHEL 7.5, if its related then we should look at the 7.4.z clone:

*Bug 1533418* <https://bugzilla.redhat.com/show_bug.cgi?id=1533418> - Libvirt
may prefer $CPUModel over $CPUModel-IBRS when reporting host CPU model
[rhel-7.4.z]


>
>
>
> On Mon, Jan 15, 2018 at 5:40 PM, Gal Ben Haim <gbenh...@redhat.com> wrote:
> > I've tried to run 'basic-suite-master' with [1], but I'm getting the
> > following error:
> >
> > _ID: VDS_CPU_LOWER_THAN_CLUSTER(515), Host
> lago-basic-suite-master-host-1
> > moved to Non-Operational state as host does not meet the cluster's
> minimum
> > CPU level. Missing CPU features : model_Haswell-noTSX-IBRS
> >
> > When running virsh on the host I see the following CPU:
> >
> > <model>Haswell-noTSX-IBRS</model>
> >
> > The CPU definition in the dom xml of the host:
> >
> > <cpu mode='host-passthrough' check='none'>
> >     <topology sockets='2' cores='1' threads='1'/>
> >   </cpu>
> >
> >
> > When running virsh on the VM (ovirt host) I see the following CPU:
> >
> > <model>Haswell-noTSX</model>
> >
> > Which doesn't match the CPU of the host.
> >
> > thoughts?
> >
> >
> > [1] https://github.com/lago-project/lago-ost-plugin/pull/31
> >
> > On Sun, Jan 14, 2018 at 11:46 PM, Nadav Goldin <ngol...@virtual-gate.net
> >
> > wrote:
> >>
> >> Trying to put together what I remember:
> >> 1. We had a QEMU bug where it was stated clearly that
> >> nested-virtualization is only supported when using 'host-passthrough'
> >> (don't know if that had changed since).
> >> 2. As consequence of (1) - Lago uses by default host-passthrough.
> >> 3. When running O-S-T, we needed a deterministic way to decide which
> >> cluster level to use, taking into account that VDMS's CPU, can be,
> >> theoretically, anything.
> >> 4. That is why you see 'Skylake' and 'IvyBridge' there  -  to match
> >> possible users of OST.
> >> 5. Lago already uses 'virsh capabilities' to report the L1 VM's CPU,
> >> lago-ost-plugin uses that report as the input key to the mapping file.
> >>
> >> As far as I remember, we settled for this method after several
> >> on-going reports of users unable to run OST on their laptops due to
> >> CPU issues.
> >>
> >>
> >>
> >> On Fri, Jan 12, 2018 at 6:49 PM, Michal Skrivanek
> >> <michal.skriva...@redhat.com> wrote:
> >> >
> >> >
> >> > On 12 Jan 2018, at 17:32, Yaniv Kaul <yk...@redhat.com> wrote:
> >> >
> >> >
> >> >
> >> > On Fri, Jan 12, 2018 at 1:05 PM, Michal Skrivanek
> >> > <michal.skriva...@redhat.com> wrote:
> >> >>
> >> >>
> >> >>
> >> >> On 12 Jan 2018, at 08:32, Tomas Jelinek <tjeli...@redhat.com> wrote:
> >> >>
> >> >>
> >> >>
> >> >> On Fri, Jan 12, 2018 at 8:18 AM, Yaniv Kaul <yk...@redhat.com>
> wrote:
> >> >>>
> >> >>>
> >> >>>
> >> >>> On Fri, Jan 12, 2018 at 9:06 AM, Yaniv Kaul <yk...@redhat.com>
> wrote:
> >> >>>>
> >> >>>> See[1] - do we need to update Lago / Lago OST plugin?
> >> >>>
> >> >>>
> >> >>> Something like https://github.com/lago-
> project/lago-ost-plugin/pull/31
> >> >>> perhaps (not tested, don't have the HW).
> >> >>
> >> >>
> >> >> yes, seems like that should do the trick.
> >> >>
> >> >>
> >> >> sure, though, that list is also difficult to maintain
> >> >> e.g. IvyBridge is not an oVirt supported model, there’s no “Skylake”
> >> >> model
> >> >>
> >> >> Nadav, what’s the exact purpose of that list, and can it be
> eliminated
> >> >> somehow?
> >> >
> >> >
> >> > It's to match, as possible, between the host CPU (which is passed to
> L1)
> >> > so
> >> > it'll match oVirt’s.
> >> >
> >> >
> >> > getting it from "virsh capabilities" on the host would match it a bit
> >> > better. It would be enough to just make the L1 host report (via fake
> >> > caps
> >> > hook if needed) the same model_X in getVdsCapabilities as the L0
> >> >
> >> > It's not that difficult to maintain. We add new CPUs once-twice a
> year…?
> >> >
> >> >
> >> > yes, not often
> >> >
> >> > Y.
> >> >
> >> >>
> >> >>
> >> >> Thanks,
> >> >> michal
> >> >>
> >> >>
> >> >>
> >> >>>
> >> >>> Y.
> >> >>>
> >> >>>>
> >> >>>> Error Message
> >> >>>>
> >> >>>> Unsupported CPU model: Haswell-noTSX-IBRS. Supported models:
> >> >>>>
> >> >>>> IvyBridge,Westmere,Skylake,Penryn,Haswell,Broadwell,
> Nehalem,Skylake-Client,Broadwell-noTSX,Conroe,SandyBridge,Haswell-noTSX
> >> >>>>
> >> >>>> Stacktrace
> >> >>>>
> >> >>>> Traceback (most recent call last):
> >> >>>>   File "/usr/lib64/python2.7/unittest/case.py", line 369, in run
> >> >>>>     testMethod()
> >> >>>>   File "/usr/lib/python2.7/site-packages/nose/case.py", line 197,
> in
> >> >>>> runTest
> >> >>>>     self.test(*self.arg)
> >> >>>>   File "/usr/lib/python2.7/site-packages/ovirtlago/testlib.py",
> line
> >> >>>> 129, in wrapped_test
> >> >>>>     test()
> >> >>>>   File "/usr/lib/python2.7/site-packages/ovirtlago/testlib.py",
> line
> >> >>>> 59,
> >> >>>> in wrapper
> >> >>>>     return func(get_test_prefix(), *args, **kwargs)
> >> >>>>   File
> >> >>>>
> >> >>>> "/home/jenkins/workspace/ovirt-system-tests_master_
> check-patch-el7-x86_64/ovirt-system-tests/basic-suite-
> master/test-scenarios/002_bootstrap.py",
> >> >>>> line 277, in add_cluster
> >> >>>>     add_cluster_4(prefix)
> >> >>>>   File
> >> >>>>
> >> >>>> "/home/jenkins/workspace/ovirt-system-tests_master_
> check-patch-el7-x86_64/ovirt-system-tests/basic-suite-
> master/test-scenarios/002_bootstrap.py",
> >> >>>> line 305, in add_cluster_4
> >> >>>>     cpu_family = prefix.virt_env.get_ovirt_cpu_family()
> >> >>>>   File "/usr/lib/python2.7/site-packages/ovirtlago/virt.py", line
> >> >>>> 151,
> >> >>>> in get_ovirt_cpu_family
> >> >>>>     ','.join(cpu_map[host.cpu_vendor].iterkeys())
> >> >>>> RuntimeError: Unsupported CPU model: Haswell-noTSX-IBRS. Supported
> >> >>>> models:
> >> >>>>
> >> >>>> IvyBridge,Westmere,Skylake,Penryn,Haswell,Broadwell,
> Nehalem,Skylake-Client,Broadwell-noTSX,Conroe,SandyBridge,Haswell-noTSX
> >> >>>>
> >> >>>>
> >> >>>>
> >> >>>> Y.
> >> >>>>
> >> >>>> [1]
> >> >>>>
> >> >>>> http://jenkins.ovirt.org/job/ovirt-system-tests_master_
> check-patch-el7-x86_64/3498/testReport/junit/(root)/002_
> bootstrap/add_cluster/
> >> >>>
> >> >>>
> >> >>>
> >> >>> _______________________________________________
> >> >>> Devel mailing list
> >> >>> Devel@ovirt.org
> >> >>> http://lists.ovirt.org/mailman/listinfo/devel
> >> >>
> >> >>
> >> >> _______________________________________________
> >> >> Devel mailing list
> >> >> Devel@ovirt.org
> >> >> http://lists.ovirt.org/mailman/listinfo/devel
> >> >
> >> >
> >> >
> >> > _______________________________________________
> >> > Devel mailing list
> >> > Devel@ovirt.org
> >> > http://lists.ovirt.org/mailman/listinfo/devel
> >> _______________________________________________
> >> Devel mailing list
> >> Devel@ovirt.org
> >> http://lists.ovirt.org/mailman/listinfo/devel
> >
> >
> >
> >
> > --
> > GAL bEN HAIM
> > RHV DEVOPS
> _______________________________________________
> Devel mailing list
> Devel@ovirt.org
> http://lists.ovirt.org/mailman/listinfo/devel
>



-- 

Eyal edri


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EMEA VIRTUALIZATION R&D


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