How to have direct access to all instances, I have my app deployed on
cloud-foundry and hence don't have access to the individual instance
routes..
On Tuesday, June 9, 2020 at 10:17:18 AM UTC+5:30, Hari Yada wrote:
>
> Hi Experts,
>
> I have an application and it is scaled to 3 instances. Using Prometheus
> I would like to scrape the metrics per each instance. for example i would
> like to know how many number of http requests received per instance.
> so i am exposing a metric like this requests_total
> {instance_id="xxxxxxx",}
> 9.0. finally i have specified the application url in prometheus config
> file.
>
> * problem that i am facing*:
>
> since the service is load-balanced, when prometheus scrapes it hits one of
> the instance and fetch the metrics. eg: if prometheus hits instance one ,
> at this point in time it will not have the details of instance2 and 3 and
> hence there are
> gaps in the graphs for this scrape interval.
>
> to avoid the above situation, i need to use a persistence store to store
> the metrics for all the instances and when prometheus asks that time i need
> it fetch from the store.
>
> Generally i would like to know what is the recommended way for this kind
> of situation
>
> Best Regards,
> Hari
>
>
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