[ClusterLabs] R: Re: Ordering Sets of Resources

ivagal at libero.it ivagal at libero.it
Sun Feb 26 20:45:20 UTC 2017


Hi,
yes, I want, with active resources, that I can turn them off individually.
With symmetrical=true when i stop a resource, for example MYIP_4, also MYSMTP 
will stop.

Ragards
Ivan



>----Messaggio originale----
>Da: "Ken Gaillot" <kgaillot at redhat.com>
>Data: 26/02/2017 20.04
>A: <users at clusterlabs.org>
>Ogg: Re: [ClusterLabs] Ordering Sets of Resources
>
>On 02/25/2017 03:35 PM, ivagal at libero.it wrote:
>> Hi all,
>> i have configured a two node cluster on redhat 7.
>> 
>> Because I need to manage resources stopping and starting singularly when
>> they are running I have configured cluster using order set constraints.
>> 
>> Here the example
>> 
>> Ordering Constraints:
>>   Resource Sets:
>>     set MYIP_1 MYIP_2 MYFTP MYIP_5 action=start sequential=false
>> require-all=true set MYIP_3 MYIP_4 MYSMTP action=start sequential=true
>> require-all=true setoptions symmetrical=false
>>     set MYSMTP MYIP_4 MYIP_3 action=stop sequential=true
>> require-all=true set MYIP_5 MYFTP MYIP_2 MYIP_1 action=stop
>> sequential=true require-all=true setoptions symmetrical=false 
kind=Mandatory
>> 
>> The constrait work as expected on start but when stopping the resource
>> don't respect the order.
>> Any help is appreciated
>> 
>> Thank and regards
>> Ivan
>
>symmetrical=false means the order only applies for starting
>
>
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