Dear Shani and Martin,
Thank you for your help. The explanation is make sense as i just test HA function in oVirt self-hosted engine.

Regards,
Terry

2017-11-27 18:54 GMT+08:00 Martin Sivak <msivak@redhat.com>:
Hi,

This error just informs you that multiple hosts tried to start the
engine VM and one of them lost the lock race. Nothing to worry about
as long as the webadmin is up.

https://ovirt.org/documentation/how-to/hosted-engine/#engineunexpectedlydown

Best regards

--
Martin Sivak
oVirt / SLA


On Mon, Nov 27, 2017 at 10:29 AM, Terry hey <recreationh@gmail.com> wrote:
> Hello all,
> I installed ovirt self-hosted engine. Unfortunately, the engine VM was
> suddenly shutdown. And later, it automatically powered on. The engine admin
> console showed the following error.
> VM HostedEngine is down with error. Exit message: resource busy: Failed to
> acquire lock: error -243.
>
> I would like to know what is this error message is talking about and how to
> solve this error.
>
> I would like to first thank all of you help me to solve this issue.
>
> Regards,
> Terry
>
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