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## 5.3 IBM Cloud Private Monitoring 

IBM Cloud Private Version 3.1.2 uses AlertManager, Prometheus, and Grafana stack for system monitoring. It uses components listed in Table 5-5 on page 222 on the management nodes. 

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## 5.3.1 How Prometheus works 

Prometheus is a monitoring platform that collects metrics from monitored targets by scraping metrics HTTP endpoints on these targets. Prometheus offers a richer data model and query language, in addition to being easier to run and integrate into the environment to be monitored. Figure 5-34 shows the Prometheus internal architecture. 

