Thanks for your reply.

My question is about the PromQL calculation on metrics.

Let's say I want to query the following:

curl 
'http://192.168.56.103:9090/api/v1/query?query=go_memstats_gc_cpu_fraction'
curl 'http://192.168.56.103:9090/api/v1/query?query=node_cpu_seconds_total'

Can I send one HTTP request only to fetch both metrics? That means, I would 
receive a JSON with two time-series.

Is that possible?
Thanks
  

On Wednesday, 11 March 2020 18:25:41 UTC-4, Christian Hoffmann wrote:
>
> Hi, 
>
> On 3/11/20 11:00 PM, Hakim Kahlouche wrote: 
> > Is it possible to fetch time-series for multiple metric names using one 
> > single HTTP API query request, or is there a restriction of one HTTP 
> > request per metric name? 
> > 
> > Let's say I want to query : 
> > 
> > *query=go_memstats_gc_cpu_fraction _and_ node_cpu_seconds_total * 
> > * 
> > * 
> > Is it possible to query those two metrics with one single HTTP request? 
> > If so, how could I do that? 
>
> What exactly are you trying to do? 
>
> It is possible to make PromQL queries which use calculations based on 
> multiple metrics. There is "and", "or" and other operators. 
>
> If you want to get the raw data via the API instead, you might have 
> better luck by using the federate endpoint: 
> https://prometheus.io/docs/prometheus/latest/federation/ 
>
>
> Kind regards, 
> Christian 
>

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