[ovirt-users] 回复：Re: 回复：Re: ovirt engine HA

Mon Apr 9 16:34:33 UTC 2018

As mentioned multiple times, at second host you deploy it through ovirt
engine GUI. At "new" host meny, at engine tab you select deploy.

I would recommend the blog post "up and running with ovirt 4.1". just
google it. Also some reading on basic concepts.

On Mon, Apr 9, 2018, 19:22 FERNANDO FREDIANI <fernando.frediani at upx.com>
wrote:

> Hello Simone
>
> The doubt is once one hosted engine is deployed to one of the hosts the
> process to deploy in the second one is exactly the same or does it have any
> minor particularity ? You mentioned that can be done via the web GUI. Do
> you mean by cockpit or by oVirt Engine Web Interface itself ?
>
> Thanks
> Fernando
>
> 2018-04-09 7:32 GMT-03:00 Simone Tiraboschi <stirabos at redhat.com>:
>
>>
>>
>> On Sun, Apr 8, 2018 at 3:53 PM, <dhy336 at sina.com> wrote:
>>
>>> sorry. I do not know how to describe my qeustion
>>>  I want to add a hosted-engine, I use same nfs path with first
>>> hosted-engine, but has some error.
>>>           --== STORAGE CONFIGURATION ==--
>>>
>>>           Please specify the storage you would like to use (glusterfs,
>>> iscsi, fc, nfs3, nfs4)[nfs3]:
>>>           Please specify the full shared storage connection path to use
>>> (example: host:/path): 192.168.122.218:/exports/hosted-engine-test1
>>> [ ERROR ] The selected device already contains a storage domain.
>>> [ ERROR ] Setup of additional hosts using this software is not allowed
>>> anymore. Please use the engine web interface to deploy any additional hosts.
>>>
>>
>> Since 4.0 you should add additional hosted-engine hosts directly from the
>> webadmin UI.
>>
>>
>>> [ ERROR ] Failed to execute stage 'Environment customization': Setup of
>>> additional hosts using this software is not allowed anymore. Please use the
>>> engine web interface to deploy any additional hosts.
>>> [ INFO  ] Stage: Clean up
>>> [ INFO  ] Generating answer file
>>> '/var/lib/ovirt-hosted-engine-setup/answers/answers-20180408214554.conf'
>>> [ INFO  ] Stage: Pre-termination
>>> [ INFO  ] Stage: Termination
>>> [ ERROR ] Hosted Engine deployment failed
>>>           Log file is located at
>>> /var/log/ovirt-hosted-engine-setup/ovirt-hosted-engine-setup-20180408214515-4vofq6.log
>>>
>>>
>>>
>>> ----- 原始邮件 -----
>>> 发件人：Alex K <rightkicktech at gmail.com>
>>> 收件人：dhy336 at sina.com
>>> 抄送人：FERNANDO FREDIANI <fernando.frediani at upx.com>, users <
>>> users at ovirt.org>
>>> 主题：Re: [ovirt-users] 回复：Re: ovirt engine HA
>>> 日期：2018年04月08日 19点45分
>>>
>>> Are you a troll?
>>>
>>>
>>> On Sun, Apr 8, 2018, 12:15 <dhy336 at sina.com> wrote:
>>>
>>>
>>> Hi, I hava two node, and deploy hosted-engine by #hosted-engine --deploy,
>>>  I find two hosted-engine that  i deploied is independent,  how to make
>>> my hosted-engine is HA?
>>>
>>> ----- 原始邮件 -----
>>> 发件人：Alex K <rightkicktech at gmail.com>
>>> 收件人：FERNANDO FREDIANI <fernando.frediani at upx.com>
>>> 抄送人：users <users at ovirt.org>
>>> 主题：Re: [ovirt-users] ovirt engine HA
>>> 日期：2018年04月04日 01点40分
>>>
>>> In case you need HA for the engine you need to deploy it to other hosts
>>> also through the GUI.
>>>
>>>
>>> On Tue, Apr 3, 2018 at 4:47 PM, FERNANDO FREDIANI <
>>> fernando.frediani at upx.com> wrote:
>>>
>>> Is it enough to deploy the Self-Hosted engine in just one Host of the
>>> cluster or is it necessary to repeat the process in each of the nodes that
>>> must be able to run it ?
>>>
>>> Thanks
>>> Fernando
>>>
>>> 2018-04-03 2:01 GMT-03:00 Vincent Royer <vincent at epicenergy.ca>:
>>>
>>> Same thing, the engine in this case is "self-hosted", as in, it runs in
>>> a VM hosted on the cluster that it is managing.  I am a beginner here, but
>>> from my understanding, each node is always checking on the health of the
>>> engine VM.  If the engine is missing (ie, the host running it has gone
>>> down), then another available, healthy host will spawn up the engine and
>>> you will regain access.
>>>
>>> In my experience this has worked very reliably.  I have 2 hosts, both
>>> are "able" to run the engine VM.  If I take one host down, I am not able to
>>> load the engine GUI.  But if I wait a few minutes, then I regain access,
>>> and see that the engine is now running on the remaining healthy host.
>>>
>>> *Vincent Royer*
>>> *778-825-1057 <(778)%20825-1057>*
>>>
>>>
>>> <http://www.epicenergy.ca/>
>>> *SUSTAINABLE MOBILE ENERGY SOLUTIONS*
>>>
>>>
>>>
>>>
>>> On Mon, Apr 2, 2018 at 6:07 PM, <dhy336 at sina.com> wrote:
>>>
>>> what different between self-hosted engine and  hosted engine? I find a
>>> project ovirt-hosted-engine-ha
>>> <https://github.com/oVirt/ovirt-hosted-engine-ha>
>>> https://github.com/oVirt/ovirt-hosted-engine-ha
>>> ----- 原始邮件 -----
>>> 发件人：Vincent Royer <vincent at epicenergy.ca>
>>> 收件人：dhy336 at sina.com
>>> 抄送人：users <users at ovirt.org>
>>> 主题：Re: [ovirt-users] ovirt engine HA
>>> 日期：2018年04月03日 08点57分
>>>
>>> If your node running self-hosted engine crashes, the hosted engine will
>>> be started up on another node. It just takes a few minutes for this all to
>>> happen, but it works reliably in my experience.
>>>
>>>
>>>
>>> On Mon, Apr 2, 2018 at 5:42 PM, <dhy336 at sina.com> wrote:
>>>
>>> How to solute ovirt engine HA, I have a three node cluster, one of is
>>> deploy engine and node , others are node, if node that deplay engine and
>>>  node crash, How to ensure my server is up?
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>>
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