[Users] Remove host from hosted-engine setup

[Frank Wall]

Hi Doron,

On Tue, Feb 11, 2014 at 11:49:30AM -0500, Doron Fediuck wrote:
> This is still in the works, but the right way to retire a host
> is first to put it into local maintenance (there's CLI for it
> and hopefully by 3.4 GA we will do it when you use the UI to put
> a host into maintenance).
> Once the host is in local HA maintenance, stale data is no longer
> reported, which should give you a valid status report.
> 
> Just FYI, we prefer to keep the original data for forensics, as
> HA behavior is sensitive and we'd like to be able to trace back
> in case of a failure.

thanks for this clarification. Would it be possible to "overwrite"
a retired host by choosing the same Host ID for a new host?


Thanks
- Frank