[libvirt] inability to open local read-only connection

[Daniel P. Berrange]

On Fri, Aug 20, 2010 at 11:15:00PM +1000, Justin Clift wrote:
> On 08/20/2010 10:58 PM, Daniel P. Berrange wrote:
> <snip>
> >>	a) uptime
> <snip>
> >You can't reliably get any of that information without having
> >an agent running inside the guest OS.
> 
> We should be able to get the uptime of the guest's qemu process itself 
> though, and report that back "over the wire" to a requesting client, 
> without needing a guest OS agent.  Or even keep track of when libvirt 
> launched the guest as wall clock time.

Yep that would be possible, I was just asuming John wanted the OS uptime
based on his other data points there.

> Not the same thing as "how long has the guest OS been up?", but 
> potentially useful for management tools.

Daniel
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