On 26 May 22:25, Julien Pivotto wrote:
> On 26 May 16:20, Arnav Bose wrote:
> > I don't get it. Do you mean these are the same?
> >
> > DS_Info{desc="GOT",index="312",name="EC80",exported_namespace="s905"}
> >
> > DS_Info{index="312",name="EC80",exported_namespace="s905"}
> >
> > The second metric is missing the label desc.
> >
> > The label itself is not there. desc="" will not work in this case.
>
> Yes desc="" will work.
>From our documentation: https://prometheus.io/docs/concepts/data_model/
A label with an empty label value is considered equivalent to a label
that does not exist.
>
> >
> > On Tue, May 26, 2020, 4:15 PM Julien Pivotto <[email protected]>
> > wrote:
> >
> > > On 26 May 15:59, Arnav Bose wrote:
> > > > No, not that way. What I mean is there is a possibility that the label
> > > > itself will be missing. Say the label desc will be completely missing
> > > from
> > > > the metric. Instead of 4 labels I will get only 3 labels. I want to
> > > alert
> > > > at that time.
> > >
> > > Empty label and missing label are the same in this Promql example.
> > >
> > > >
> > > >
> > > >
> > > > On Tue, May 26, 2020, 3:54 PM Julien Pivotto <[email protected]
> > > >
> > > > wrote:
> > > >
> > > > > On 26 May 12:46, Arnav Bose wrote:
> > > > > >
> > > > > >
> > > > > > Hi,
> > > > > >
> > > > > >
> > > > > > I have a metric:
> > > > > >
> > > > > >
> > > > > > DS_Info{desc="GOT",index="312",name="EC80",exported_namespace="s905"}
> > > > > >
> > > > > >
> > > > > > Is there anyway I can alert if any one of these labels go missing.
> > > Not
> > > > > the
> > > > > > metric, just one of the labels.
> > > > >
> > > > > Hi,
> > > > >
> > > > > Assuming you know the labels:
> > > > >
> > > > > DS_Info{desc=""} or DS_Info{index=""} or DS_Info{name=""} or
> > > > > DS_Info{exported_namespace=""}
> > > > >
> > > > > regards
> > > > >
> > > > > >
> > > > > >
> > > > > > Thanks
> > > > > >
> > > > > > --
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> > > > > .
> > > > >
> > > > >
> > > > > --
> > > > > Julien Pivotto
> > > > > @roidelapluie
> > > > >
> > > >
> > > > --
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> > > .
> > >
> > > --
> > > Julien Pivotto
> > > @roidelapluie
> > >
> >
> > --
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>
> --
> Julien Pivotto
> @roidelapluie
--
Julien Pivotto
@roidelapluie
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