[ovirt-users] SLA : RAM scheduling

[Joop]

Michal Skrivanek wrote:
> On 11 Jun 2014, at 14:31, noc wrote:
>
>   
>> On 26-5-2014 16:22, Gilad Chaplik wrote:
>>     
>>> Hi Nathanaël,
>>>
>>> happy to assist :) hope it will work in first run:
>>>
>>> 1) install the proxy and ovirtsdk.
>>> 2) put attached file in the right place (according to docs: ".../plugins"), make sure to edit the file with your ovirt's ip, user at domain and PW.
>>> 3) restart proxy service.
>>> 3) use config tool to configure ovirt-engine:
>>> * "ExternalSchedulerServiceURL"="http://<ip>:18781/"
>>> * "ExternalSchedulerEnabled"=true
>>> 4) restart ovirt-engine service.
>>> 5) under configure->cluster_policy see that weight function memory_even_distribution was added (should be in manage policy units or /sth- you will see it in the main dialog as well).
>>> 6) clone/copy currernt cluster's used cluster policy (probably none - prefer it to have no balancing modules to avoid conflicts), name it 'your_name' and attach memory_even_distribution weight (you can leave it as the only weight module in weight section to avoid configuring factors).
>>> 7) replace cluster's cluster policy with newly created one.
>>>
>>> try it out and let me know how goes :-)
>>>
>>>
>>>       
>> Ok, progress of some sort :-)
>>
>> I added the weight function to the cluster and when I replace my dns name with localhost in ExternalSchedulerServiceURL then engine.log shows that it can contact the scheduler. I expected a rebalance but nothing happened. Stopping and starting a VM does provoke a reaction, an error :-(
>>
>> From the scheduler.log I see that engine contacts it and pushes some information, the log also shows that some information is returned and then there is a big error message in the log of engine.
>>     
>
> xmlrpc is infamous about not being able to handle numbers like 9223372010239819775
>
>   
Then oVirt shouldn't either use that kind of numbers or should not use 
xmlrpc.

Sorry but thats a non-answer and doesn't help anybody.

Howto solve this problem. Do you need a BZ?

Joop

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