How Best to Monitor Incoming Traffic for the Health of Applications

• blackbox_exporter

  47 4,290 8.2 Go

  Blackbox prober exporter

  

You also want synthetic probes to cover your end-to-end needs. This will help catch the unknown-unknown problems.

• prometheus

  381 52,748 9.9 Go

  The Prometheus monitoring system and time series database.

  

Each component should be actively monitored. Servers/Services going down are covered individually. Same goes for load balancers, etc.

• InfluxDB

  www.influxdata.com sponsored

  Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  

• cloudprober

  3 1,428 8.4 Go

  Discontinued [Moved to cloudprober/cloudprober] An active monitoring software to detect failures before your customers do.

  

If your service might at times fall to almost zero requests outside business hours, having a synthetic client is a must. You can use Blackbox exporter as mentioned by u/SuperQue or CloudProber, both work well for simple cases (one step site check or API call), for anything more complicated (multi step scenarios) you are better off scripting it.

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