Example of the above query in action with a test set. The top graph is the error ratio and the graph below is the error budget utilization over time. My attachment didn't seem to go through with the first reply.
[image: Selection_386.png] On Monday, November 2, 2020 at 2:55:28 PM UTC-8 Juan Bran wrote: > Wouldn't something like this work for you? > > 100 - sum (100 * sum_over_time(myservice_error_ratio[7d]) / (0.001 * > 604800)) > > *Note:* the sum is not necessary and is merely there to obfuscate my test > set's labels. > > 0.001 - your error budget either specified by hand or encoded as a > recording rule > 604800 - your reporting period either specified by hand or populated by > your dashboard > > > > If using Grafana you can encode the range vector and reporting period > using Grafana built-in variables, these are populated by the time picker so > it may not be ideal for all cases. > > 100 - sum (100 * sum_over_time(myservice_error_ratio[$__range]) / (0.001 * > $__range_s) > > -Juan > On Tuesday, October 6, 2020 at 11:46:58 PM UTC-7 her...@gmail.com wrote: > >> I'm trying to create an SLO dashboard using Prometheus and Grafana. One >> of the charts that I want to add is an *Error Budget Burndown* in the >> last X days (starts with 100% and then burns down), something similar to: >> >> [image: slo-reset-button.png] >> I can do it using a custom script and two different Prometheus queries. >> >> - Fetch total no. of requests in last X days (TOTAL) [Query 1] >> - Allowed bad requests = TOTAL * (1-SLO)/100 >> - Fetch no. of bad requests in each window (say 1 hr) in last X days >> [Query 2] >> - Calculate % budget remaining after each window and plot it >> >> Is there a way to do it using a single Prometheus query and then plot it >> in Grafana? >> >> Thanks >> >> >> >> >> >> >> >> >> >> >> -- 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 prometheus-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/prometheus-users/317069f0-6338-4116-89c1-452628e59fban%40googlegroups.com.
