If you get serious about Prometheus, eventually you will want longer data retention, checkout https://thanos.io/
Also sometimes you'll have some sort of a batch job, or a cron that can't be scrapped the regular way, checkout Prometheus Pushgateway https://prometheus.io/docs/practices/pushing/
Also sometimes you'll have some sort of a batch job, or a cron that can't be scrapped the regular way, checkout Prometheus Pushgateway https://prometheus.io/docs/practices/pushing/