[ClusterLabs] Antw: Re: Xen OCF RA (Xen_Status_with_Retry()): cnt should be configurable

[Ulrich Windl]

>>> Dejan Muhamedagic <dejanmm at fastmail.fm> schrieb am 03.07.2015 um 11:25 in
Nachricht <20150703092526.GA28242 at walrus.homenet>:
> Hi,
> 
> On Fri, Jul 03, 2015 at 08:50:30AM +0200, Ulrich Windl wrote:
>> Hi!
>> 
>> I had a look into the Xen RA of SLES11 (resource-agents-3.9.5-0.37.38.19). In 
> Xen_Status_with_Retry() there is a 5-second re-probe interval that cannot be 
> configured.
>> If you use pygrub with "timeout 8" to start your Xen VMs, I see a potential 
> problem:
>> While pygrub is counting down the Xen monitor may be unable to detect the 
> VM. Right?
> 
> Are you sure about that? Shouldn't the guest be listed anyway?

I'm not sure: Pygrub selects the kernel to use to create the VM...

> 
> If so, then yes, we may need to have this count exposed as a
> parameter. The reason it wasn't is that it is there just to cover
> a deficiency in xen which nobody should really care about.
> 
> Thanks,
> 
> Dejan
> 
>> 
>> So should that "cnt=5" in Xen_Status_with_Retry() be configurable?
>> 
>> Regards,
>> Ulrich
>> 
>> 
>> 
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