cloudstack-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Vadim Kimlaychuk <>
Subject RE: XenServer upgrade in CloudStack environment
Date Fri, 12 Jun 2015 11:31:11 GMT

	I did the same as Martin at CS 4.5.1 and it went OK. Does this depend on CS version?


-----Original Message-----
From: Mārtiņš Jakubovičs [] 
Sent: Friday, June 12, 2015 10:40 AM
Subject: Re: XenServer upgrade in CloudStack environment


No, I didn't. Didn't know about such upgrade procedure. I will follow this article next time.

Thanks a lot!

On 2015.06.12. 10:21, Praveen B wrote:
> Hi Martins,
> Have you unmanaged your xen cluster from cloudstack UI before xen upgrade?
> This is a mandatory step that disconnects all xen servers in the 
> cluster from while upgrade is going on.
> You can go through
> nserver-cluster/ KB article that explains xen cluster upgrade in 
> cloudstack.
> Thanks,
> Praveen Kumar,
> Founder, PSI Cloud Solutions
> On Fri, Jun 12, 2015 at 12:41 PM, Mārtiņš Jakubovičs 
> <>
> wrote:
>> Hello all,
>> Yesterday I upgraded one of my CloudStack Cluster's which run on 
>> XenServer. As XenServer dokumentation suggest, after applying 
>> patches, need to restart a host, and first must be pool master 
>> server. I set master server to maintenance mode in CS, when all 
>> instances migrated I restarted a host. After some time I start to 
>> receive e-mails from CS, that other hosts in cluster are down too, 
>> not only a master server. My compute offerings are HA enabled so I 
>> receive e-mails with failed restart attempt on HA instances. At 
>> least, when master come online CS didn't restart any instances and I get away with
just a little scare.
>> What is correct way to do upgrade no XenServer hosts in CloudStack 
>> environment? Patches, like XS 6.2 SP1 < 
>>> require to restart pool 
>> master first.
>> I use ACS 4.3.2 with XenServer 6.2.
>> Best regards,
>> Martins

View raw message