On Sun, Aug 5, 2018 at 4:52 PM, Yaniv Lavi <[email protected]> wrote:
>
> YANIV LAVI
>
> SENIOR TECHNICAL PRODUCT MANAGER
>
> Red Hat Israel Ltd. <https://www.redhat.com/>
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> ylavi
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> On Fri, Aug 3, 2018 at 2:58 PM Michal Skrivanek <
> [email protected]> wrote:
>
>>
>>
>> On 2 Aug 2018, at 18:46, Yaniv Kaul <[email protected]> wrote:
>>
>>
>>
>> On Thu, Aug 2, 2018 at 6:39 PM, Scott Dickerson <[email protected]>
>> wrote:
>>
>>> I have a pair of questions I could use some help with.
>>>
>>> 1. Does the oVirt guest agent collect filesystem level information? I'm
>>> hoping something like what `df -h` would report. File systems, free vs
>>> used space, etc. Bonus points if we can get that kind of info from linux
>>> and windows agents.
>>>
>>
>> It did in the past, I hope we've removed it!
>>
>>
>> on the contrary, it’s being added to qemu-ga!:)
>>
>>
>>
>>>
>>> 2. Assuming that info is available, where can I access it? I assume it
>>> isn't surfaced via the REST api (yet), but it would be good to know where
>>> it is available.
>>>
>>
>> Somewhere in DWH.
>>
>>
>> and hence the engine db too. That’s where it stops, I do not see anyone
>> else reading it once we persist it
>>
>
> DWH collects this from engine and stores it as a JSON.
> It can be queried historically.
>
indeed, and no one else. And it seems to be intentional according to this
comment:
/**
* Field for history db, not intended to be accessible to clients.
*/
public String getDisksUsage() {
return disksUsage;
}
does anyone know why? Is there any reason not to expose it?
>
>
>>
>>
>>
>>>
>>>
>>> Why? I'm updating VM Portal (web-ui), and it would be great to
>>> chart/report guest derived data rather than infrastructure disk provisioned
>>> vs allocated space.
>>>
>>
>> In theory. In practice, it was never accurate (LVM layers, not to mention
>> block, etc.)
>>
>>
>> right, what we observe from storage is inaccurate. But we can report
>> guest POV. After all that’s the most interesting thing to see for users
>> that their / is getting full. Admins should observe real storage usage in
>> webadmin.
>>
>> Y.
>>
>>
>>>
>>> Thanks!
>>>
>>> --
>>> Scott Dickerson
>>> Senior Software Engineer
>>> RHV-M Engineering - UX Team
>>> Red Hat, Inc
>>>
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