[ClusterLabs] crm resource stop VirtualDomain - how to know when/if VirtualDomain is really stopped ?

Lentes, Bernd bernd.lentes at helmholtz-muenchen.de
Thu Oct 11 12:05:13 EDT 2018



----- On Oct 11, 2018, at 4:26 PM, Kristoffer Grönlund kgronlund at suse.de wrote:

> On Thu, 2018-10-11 at 13:59 +0200,  Lentes, Bernd  wrote:
>> Hi,
>> 
>> i'm trying to write a script which shutdown my VirtualDomains in the
>> night for a short period to take a clean snapshot with libvirt.
>> To shut them down i can use "crm resource stop VirtualDomain".
>> 
>> But when i do a "crm resource stop VirtualDomain" in my script, the
>> command returns immediately. How can i know if my VirtualDomains are
>> really stopped, because the shutdown may take up to several minutes.
>> 
>> I know i could do something with a loop and "crm resource status" and
>> grepping for e.g. stopped, but i would prefer a cleaner solution.
>> 
>> Any ideas ?
> 
> You should be able to pass -w to crm,
> 
> crm -w resource stop VirtualDomain
> 
> That should wait until the policy engine settles down again.
> 
> Cheers,
> Kristoffer
> 

Hi Kristoffer,

Great ! That's what i need. Thanks.

Bernd
 

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