prometheus

What is Prometheus? Prometheus is an open-source system monitoring and alerting toolkit originally built at SoundCloud. This tool's primary function is to collect and store metrics as time series data. For example, suppose you have a running web application that is too slow. You can use Prometheus to determine the response time of a web server or the number of active connections/queries in a database.  Features: Multi-dimensional data model with time series data identified by metric name and key/value pairs Time series are collected using a pull model over HTTP.  PromQL (Prometheus Query Language) lets the user select and aggregate [...]