> (a) Does prometheus support array as a value for label? No. The data model is described at https://prometheus.io/docs/concepts/data_model/, although it could perhaps be more clear that label values are strings. You are free to encode anything you like as a string.
> (b) ... with label channel_id that has the value as a list of channel ids ... Sorry, Prometheus does not have this feature. On Thursday, 27 February 2025 at 10:11:35 UTC [email protected] wrote: > Hello, > I have the following questions and requesting your help in answering them. > > (a) Does prometheus support array as a value for label? > For example, channel_id: [100, 200, 300] > > (b) Suppose we are sending metric channel_status for each streaming > channel with sample value of 1 if it is up and value of 0 if it is down. > The metric has a label, channel_id: <channel id> > We would like to create a recording rule to generate a new metric, called > channel_down. For this, we would like to check periodically if > channel_status =0 for any channel among all channels, and write a single > channel_down metric sample with label channel_id that has the value as a > list of channel ids which correspond to all the channels that are down. > > I wonder how recording rule can dynamically assign values to the label. I > need your help here please. > > Than you > > -- You received this message because you are subscribed to the Google Groups "Prometheus Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/prometheus-users/241a1d4a-e375-4440-8c9e-07d8f72b3dcdn%40googlegroups.com.
