Thanks Sir
On Monday, 25 July 2022 at 12:26:43 UTC+5:30 Stuart Clark wrote:
> On 25/07/2022 07:30, BHARATH KUMAR wrote:
> > I am talking about grafana dashboard. I created a custom variable as
> > follows:
> >
> > CPU:
> > All : <=100,
> > lt 10 && gt 0 : >0<=10,
> > lt 30 && gt 10 : >10<=30
> >
> > So this CPU filter will be added at the top of grafana dashboard. Now
> > If I select ALL in CPU filter I am not able to find the unreachable
> > servers list in the grafana dashboard as those servers are not present
> > in prometheus Data Source(since these are in unreachable state).
> >
> > My query:
> >
> ((1 - avg(irate(node_cpu_seconds_total{mode="idle",instance=~"$ip"}[5m])) by
> (instance)) * 100)
>
> > $CPU
> >
> > Here we are comparing the value in $cpu
> >
> > Is there any other way to compare the values that are not present in
> > prometheus data source so that when I click ALL option I can able to
> > see all servers data.
>
> If you are not scraping something (because the scrape is failing) then
> no data exists about that server.
>
> For the drop down selector in Grafana you could use the "up" metric,
> which will still have values for servers that weren't able to be
> scraped, but selecting one of those would then result in an empty
> dashboard as there wouldn't be any CPU values.
>
> --
> Stuart Clark
>
>
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