[Users] hosted engine help

Jason Brooks jbrooks at redhat.com
Tue Mar 25 17:42:17 UTC 2014 


----- Original Message -----
> From: "Jiri Moskovcak" <jmoskovc at redhat.com>
> To: "Jason Brooks" <jbrooks at redhat.com>, "Greg Padgett" <gpadgett at redhat.com>
> Cc: users at ovirt.org
> Sent: Tuesday, March 25, 2014 10:34:16 AM
> Subject: Re: [Users] hosted engine help
> 
> On 03/13/2014 05:25 PM, Jason Brooks wrote:
> >
> >
> > ----- Original Message -----
> >> From: "Greg Padgett" <gpadgett at redhat.com>
> >> To: "Jason Brooks" <jbrooks at redhat.com>
> >> Cc: "Sandro Bonazzola" <sbonazzo at redhat.com>, users at ovirt.org, "Martin
> >> Sivak" <msivak at redhat.com>
> >> Sent: Tuesday, March 11, 2014 7:52:42 AM
> >> Subject: Re: [Users] hosted engine help
> >>
> >> On 03/11/2014 04:09 PM, Sandro Bonazzola wrote:
> >>> Il 07/03/2014 01:10, Jason Brooks ha scritto:
> >>>> Hey everyone, I've been testing out oVirt 3.4 w/ hosted engine, and
> >>>> while I've managed to bring the engine up, I've only been able to do it
> >>>> manually, using "hosted-engine --vm-start".
> >>>>
> >>>> The ovirt-ha-agent service fails reliably for me, erroring out with
> >>>> "RequestError: Request failed: success."
> >>>>
> >>>> I've pasted error passages from the ha agent and vdsm logs below.
> >>>>
> >>>> Any pointers?
> >>>>
> >>>> Regards, Jason
> >>>>
> >>>> ***
> >>>>
> >>>> ovirt-ha-agent.log
> >>>>
> >>>> MainThread::CRITICAL::2014-03-06
> >>>> 18:48:30,622::agent::103::ovirt_hosted_engine_ha.agent.agent.Agent::(run)
> >>>> Could not start ha-agent
> >>>> Traceback (most recent call last):
> >>>>     File
> >>>> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/agent/agent.py",
> >>>> line 97, in run
> >>>>       self._run_agent()
> >>>>     File
> >>>> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/agent/agent.py",
> >>>> line 154, in _run_agent
> >>>>
> >>>> hosted_engine.HostedEngine(self.shutdown_requested).start_monitoring()
> >>>>     File
> >>>> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/agent/hosted_engine.py",
> >>>> line 303, in start_monitoring
> >>>>       for old_state, state, delay in self.fsm:
> >>>>     File
> >>>> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/lib/fsm/machine.py",
> >>>> line 125, in next
> >>>>       new_data = self.refresh(self._state.data)
> >>>>     File
> >>>> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/agent/state_machine.py",
> >>>> line 77, in refresh
> >>>>       stats.update(self.hosted_engine.collect_stats())
> >>>>     File
> >>>> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/agent/hosted_engine.py",
> >>>> line 623, in collect_stats
> >>>>       constants.SERVICE_TYPE)
> >>>>     File
> >>>> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/lib/brokerlink.py",
> >>>> line 171, in get_stats_from_storage
> >>>>       result = self._checked_communicate(request)
> >>>>     File
> >>>> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/lib/brokerlink.py",
> >>>> line 198, in _checked_communicate
> >>>>       raise RequestError("Request failed: {0}".format(msg))
> >>>> RequestError: Request failed: success
> >>>>
> >>>>
> >>>> vdsm.log
> >>>>
> >>>> Thread-29::ERROR::2014-03-06 18:48:11,101::API::1607::vds::(_getHaInfo)
> >>>> failed to retrieve Hosted Engine HA info
> >>>> Traceback (most recent call last):
> >>>>     File "/usr/share/vdsm/API.py", line 1598, in _getHaInfo
> >>>>       stats = instance.get_all_stats()
> >>>>     File
> >>>> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/client/client.py",
> >>>> line 86, in get_all_stats
> >>>>       constants.SERVICE_TYPE)
> >>>>     File
> >>>> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/lib/brokerlink.py",
> >>>> line 171, in get_stats_from_storage
> >>>>       result = self._checked_communicate(request)
> >>>>     File
> >>>> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/lib/brokerlink.py",
> >>>> line 198, in _checked_communicate
> >>>>       raise RequestError("Request failed: {0}".format(msg))
> >>>> RequestError: Request failed: success
> >>>
> >>>
> >>> Greg, Martin, "Request failed: success" ?
> >>
> >> Hi Jason,
> >>
> >> I talked to Martin about this and opened a bug [1]/submitted a patch [2].
> >>    Based on your mail, I'm not sure if you experienced a race condition or
> >> some other issue.  This patch should help the former case, but if you're
> >> still experiencing problems then we would need to investigate further.
> >
> > I made these changes to my install and now I get a different error:
> >
> > MainThread::CRITICAL::2014-03-13
> > 12:05:47,749::agent::103::ovirt_hosted_engine_ha.agent.agent.Agent::(run)
> > Could not start ha-agent
> > Traceback (most recent call last):
> >    File
> >    "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/agent/agent.py",
> >    line 97, in run
> >      self._run_agent()
> >    File
> >    "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/agent/agent.py",
> >    line 154, in _run_agent
> >      hosted_engine.HostedEngine(self.shutdown_requested).start_monitoring()
> >    File
> >    "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/agent/hosted_engine.py",
> >    line 303, in start_monitoring
> >      for old_state, state, delay in self.fsm:
> >    File
> >    "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/lib/fsm/machine.py",
> >    line 125, in next
> >      new_data = self.refresh(self._state.data)
> >    File
> >    "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/agent/state_machine.py",
> >    line 77, in refresh
> >      stats.update(self.hosted_engine.collect_stats())
> >    File
> >    "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/agent/hosted_engine.py",
> >    line 623, in collect_stats
> >      constants.SERVICE_TYPE)
> >    File
> >    "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/lib/brokerlink.py",
> >    line 171, in get_stats_from_storage
> >      result = self._checked_communicate(request)
> >    File
> >    "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/lib/brokerlink.py",
> >    line 191, in _checked_communicate
> >      return parts[1]
> > IndexError: list index out of range
> >
> > I'm attaching my vdsm.log, agent.log and broker.log.
> >
> > Jason
> 
> Hi Jason,
> this bug is already fixed in the latest builds.
> 
> I was able to successfully install the hosted engine with the following
> rpms installed.

Excellent, thank you.

Jason

> 
> 1. Install and enable the preview repo as described here:
> http://www.ovirt.org/OVirt_3.4_Test_Day
> 
> and then install the following packages:
> 
> http://jenkins.ovirt.org/view/Packaging/job/ovirt-hosted-engine-ha_create_rpms/label=fedora19/lastSuccessfulBuild/artifact/exported-artifacts/ovirt-hosted-engine-ha-1.2.0-0.0.master.20140324152134.20140324.git24efa6a.fc19.noarch.rpm
> 
> http://jenkins.ovirt.org/view/Packaging/job/ovirt-hosted-engine-setup_create_rpms/label=fedora19/lastSuccessfulBuild/artifact/exported-artifacts/ovirt-hosted-engine-setup-1.2.0-0.0.master.20140324112909.gitc0e9c96.fc19.noarch.rpm
> 
> --Jirka
> 
> 
> >
> >
> >>
> >> Thanks,
> >> Greg
> >>
> >> [1] https://bugzilla.redhat.com/show_bug.cgi?id=1075126
> >> [2] http://gerrit.ovirt.org/#/c/25621/
> >>
> >>>>
> >>>>
> >>>> _______________________________________________
> >>>> Users mailing list
> >>>> Users at ovirt.org
> >>>> http://lists.ovirt.org/mailman/listinfo/users
> >>>>
> >>>
> >>>
> >>
> >>
> >>
> >>
> >> _______________________________________________
> >> Users mailing list
> >> Users at ovirt.org
> >> http://lists.ovirt.org/mailman/listinfo/users
> 
>

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