[CentOS] KVM HA
Digimer
lists at alteeve.ca
Thu Jun 23 04:40:15 UTC 2016
RHEV is a cloud solution with some HA features. It is not an actual HA
solution.
digimer
On 23/06/16 12:08 AM, Eero Volotinen wrote:
> How about trying commercial RHEV?
>
> Eero
> 22.6.2016 8.02 ap. "Tom Robinson" <tom.robinson at motec.com.au> kirjoitti:
>
>> Hi,
>>
>> I have two KVM hosts (CentOS 7) and would like them to operate as High
>> Availability servers,
>> automatically migrating guests when one of the hosts goes down.
>>
>> My question is: Is this even possible? All the documentation for HA that
>> I've found appears to not
>> do this. Am I missing something?
>>
>> My configuration so fare includes:
>>
>> * SAN Storage Volumes for raw device mappings for guest vms (single
>> volume per guest).
>> * multipathing of iSCSI and Infiniband paths to raw devices
>> * live migration of guests works
>> * a cluster configuration (pcs, corosync, pacemaker)
>>
>> Currently when I migrate a guest, I can all too easily start it up on both
>> hosts! There must be some
>> way to fence these off but I'm just not sure how to do this.
>>
>> Any help is appreciated.
>>
>> Kind regards,
>> Tom
>>
>>
>> --
>>
>> Tom Robinson
>> IT Manager/System Administrator
>>
>> MoTeC Pty Ltd
>>
>> 121 Merrindale Drive
>> Croydon South
>> 3136 Victoria
>> Australia
>>
>> T: +61 3 9761 5050
>> F: +61 3 9761 5051
>> E: tom.robinson at motec.com.au
>>
>>
>> _______________________________________________
>> CentOS mailing list
>> CentOS at centos.org
>> https://lists.centos.org/mailman/listinfo/centos
>>
>>
> _______________________________________________
> CentOS mailing list
> CentOS at centos.org
> https://lists.centos.org/mailman/listinfo/centos
>
--
Digimer
Papers and Projects: https://alteeve.ca/w/
What if the cure for cancer is trapped in the mind of a person without
access to education?
More information about the CentOS
mailing list