[Users] Hosted-engine runtime issues (3.4 BETA)

[Itamar Heim]

On 01/26/2014 10:38 PM, Frank Wall wrote:
> Hi Itamar,
>
> On Sun, Jan 26, 2014 at 07:13:35PM +0200, Itamar Heim wrote:
>> hosted engine supports running on *multiple* nodes, providing out of the
>> box HA between them.
>> the setup should ask you if this is the second host and take care of all
>> the right things to copy.
>
> thanks for the pointer. The documentation at [1] describes the
> required steps to setup a second node. Unfortunately it failed
> for me because my second node was added to the cluster before [2].

why would both your hosts have the same uuid?

> Even manual setting the second node to "maintenance" and back
> to state "up" didn't help, hosted-engine-setup as unable to
> detect the host's state [3].

you opened or made sure there is a bug for this i hope?

>
> Though following the steps was enough to start the hosted-engine
> VM manually on the second node. This makes a manual failover
> possible, which is sufficient for now :)
>
>
> Thanks
> - Frank
>
> [1]
> http://www.ovirt.org/Hosted_Engine_Howto#Installing_additional_nodes
>
> [2]
> 2014-01-26 18:24:59 DEBUG otopi.plugins.ovirt_hosted_engine_setup.engine.add_host add_host._closeup:437 Cannot add the host to the Default cluster
> Traceback (most recent call last):
>    File "/usr/share/ovirt-hosted-engine-setup/scripts/../plugins/ovirt-hosted-engine-setup/engine/add_host.py", line 431, in _closeup
>      override_iptables=True,
>    File "/usr/lib/python2.6/site-packages/ovirtsdk/infrastructure/brokers.py", line 8679, in add
>      headers={"Expect":expect, "Correlation-Id":correlation_id}
>    File "/usr/lib/python2.6/site-packages/ovirtsdk/infrastructure/proxy.py", line 88, in add
>      return self.request('POST', url, body, headers)
>    File "/usr/lib/python2.6/site-packages/ovirtsdk/infrastructure/proxy.py", line 118, in request
>      persistent_auth=self._persistent_auth)
>    File "/usr/lib/python2.6/site-packages/ovirtsdk/infrastructure/proxy.py", line 140, in __doRequest
>      persistent_auth=persistent_auth
>    File "/usr/lib/python2.6/site-packages/ovirtsdk/web/connection.py", line 134, in doRequest
>      raise RequestError, response
> RequestError:
> status: 409
> reason: Conflict
> detail: Cannot add Host. Host with the same UUID already exists.
> 2014-01-26 18:24:59 ERROR otopi.plugins.ovirt_hosted_engine_setup.engine.add_host add_host._closeup:444 Cannot automatically add the host to the Default cluster:
> Cannot add Host. Host with the same UUID already exists.
>
> [3]
> 2014-01-26 18:24:59 INFO otopi.plugins.ovirt_hosted_engine_setup.engine.add_host add_host._wait_host_ready:200 Waiting for the host to become operational in the engine. This may take several minutes...
> 2014-01-26 18:24:59 DEBUG otopi.plugins.ovirt_hosted_engine_setup.engine.add_host add_host._wait_host_ready:213 Error fetching host state: 'NoneType' object has no attribute 'status'
> 2014-01-26 18:24:59 DEBUG otopi.plugins.ovirt_hosted_engine_setup.engine.add_host add_host._wait_host_ready:229 VDSM host in  state
> 2014-01-26 18:25:00 DEBUG otopi.plugins.ovirt_hosted_engine_setup.engine.add_host add_host._wait_host_ready:213 Error fetching host state: 'NoneType' object has no attribute 'status'
> 2014-01-26 18:25:00 DEBUG otopi.plugins.ovirt_hosted_engine_setup.engine.add_host add_host._wait_host_ready:229 VDSM host in  state
> 2014-01-26 18:25:01 DEBUG otopi.plugins.ovirt_hosted_engine_setup.engine.add_host add_host._wait_host_ready:213 Error fetching host state: 'NoneType' object has no attribute 'status'
>