u/s CI job failure on infra issue

[Dan Kenigsberg]

On Tue, Jun 17, 2014 at 09:19:09AM -0400, Adam Litke wrote:
> On 17/06/14 13:35 +0100, Dan Kenigsberg wrote:
> >And this one looks like a mom bug:
> >   Thread-113::ERROR::2014-06-16 15:22:34,115::BindingXMLRPC::1126::vds::(wrapper) unexpected error
> >   Traceback (most recent call last):
> >     File "/usr/share/vdsm/rpc/BindingXMLRPC.py", line 1110, in wrapper
> >       res = f(*args, **kwargs)
> >     File "/usr/share/vdsm/rpc/BindingXMLRPC.py", line 455, in getStats
> >       return api.getStats()
> >     File "/usr/share/vdsm/API.py", line 1268, in getStats
> >       stats.update(self._cif.mom.getKsmStats())
> >     File "/usr/share/vdsm/momIF.py", line 60, in getKsmStats
> >       stats = self._mom.getStatistics()['host']
> >     File "/usr/lib/python2.7/site-packages/mom/MOMFuncs.py", line 74, in getStatistics
> >       host_stats = self.threads['host_monitor'].interrogate().statistics[-1]
> >   AttributeError: 'NoneType' object has no attribute 'statistics'
> 
> This is because 54d16950 was merged in vdsm before mom could support
> the named Collectors and Controllers.  Attempting to start MOM with
> missing plugins is a fatal error and MOM shuts down.  We can either
> revert 54d16950 or wait for the mom part to be merged.  In the later
> case, we'll need to ship our own mom rpm with the release since these
> changes will not be in the standard Fedora package for awhile.

I believe that CPU tuning was deemed a required 3.5 feature, so
reverting the patch should be done as a last resort.

In any case, 54d16950 should have included a strict dependency of a mom
version. What is the version that provides named Collectors? Would this
version be available for Jenkins (and humans) to test and install?

Regrads,
Dan.