[ovirt-users] Collectd with Ovirt

[Punit Dambiwal]

Hi,

The guest agent installed on the guest VM but still can not get the network
usages..

On Sun, Oct 11, 2015 at 10:28 PM, Yaniv Dary <ydary at redhat.com> wrote:

>
>
> Yaniv Dary
> Technical Product Manager
> Red Hat Israel Ltd.
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>
> On Mon, Oct 5, 2015 at 4:31 AM, Punit Dambiwal <hypunit at gmail.com> wrote:
>
>> Hi Michal,
>>
>> Right now I am using DWH and Ovirt reports...for the guest vm cpu and
>> memory it's good and ok to use but for the network usages there is nothing
>> even the guest vm usages is too high...that's why i want to use collectd to
>> get the proper network usages graphs of guest VM's.
>>
>
> Did you install the guest agent on the VM?
> Maybe that is why you don't see the network data, since we do collect it.
>
>
>>
>> Thanks,
>> Punit
>>
>> On Fri, Oct 2, 2015 at 7:03 PM, Michal Skrivanek <
>> michal.skrivanek at redhat.com> wrote:
>>
>>>
>>> On 2 Oct 2015, at 11:17, Punit Dambiwal wrote:
>>>
>>> Hi All,
>>>
>>> I want to use collectd (https://collectd.org/) to collect the guest VM
>>> usages in to graphs...as ovirt DWH and reports are not quite good...i want
>>> more good graphs and reporting of the usages...
>>>
>>> Please suggest me good way or tool to achieve this…
>>>
>>>
>>> Hi Punit,
>>> well…maybe you can use the DWH database? If it has the data you need you
>>> and you only want better graphs then the reporting package just works on
>>> top of those data…so you can use a different one instead
>>> If you need different data then you need to get them in some other
>>> way….least intrusive might be periodic calls to REST API to get what you
>>> need…but be careful as REST API has a reputation of being quite slow….
>>> If you need something faster you would need to move your data gathering
>>> closer to the source, either directly from DB or directly form hypervisors.
>>> Obviously the closer you try to get the implementation is increasingly more
>>> difficult and trickier:)
>>>
>>> but if you're looking for host system performance data you would better
>>> do it over there…sysstat/sar or collectd…I would bypass oVirt's mechanisms
>>> and grab it myself, then perhaps correlate other data from REST API or DWH
>>> tables. e.g. correlating increased CPU/mem load on the host with the amount
>>> of VMs running on that host (well, that one you can do with oVirt's stats,
>>> depends if you need/want more low level stuff we don't have)
>>>
>>> HTH,
>>> michal
>>>
>>>
>>> Thanks,
>>> Punit
>>>
>>>
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>>>
>>>
>>
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