Prometheus is an open-source systems monitoring and alerting toolkit. Its main features are: - a multi-dimensional data model with time series data identified by metric name and key/value pairs - a flexible query language to leverage this dimensionality - no reliance on distributed storage; single server nodes are autonomous - time series collection happens via a pull model over HTTP - pushing time series is supported via an intermediary gateway - targets are discovered via service discovery or static configuration - multiple modes of graphing and dashboarding support
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