Prometheus For Monitor Docker Containers
Why Monitoring is Important?
Monitoring is important because we can detect any issues at an early stage . Continuous monitoring provides insights into health and performance of the system, application which helps in ensuring that system is operating within acceptable parameters . It also helps in ensuring availability of services and system.
How to Monitor Docker Container Logs?
Tools like Promtail can be used to collect container logs and froward them to Loki or other aggregation system , which then could be monitored .
What Visualization tool can be used with Prometheus to Monitor Docker Containers?
Grafana is a user friendly interface which can be used to create dashboards and explore data collected by Prometheus .
What is the Importance of Alerting in Prometheus?
Alerting rules can be defined in Prometheus which evaluates the metric data and send notification through various channel like Slack ,Email, etc .
What Exporters can be integrated with Prometheus to Expose Metrics of Docker Container?
Exporters like cAdvisor , Node Exporter , Docker exporter can be used to collect metrics related to Docker containers making them easily accessible to Prometheus .
How to use Prometheus to Monitor Docker Containerized Applications
Containerization has transformed software development by providing portability and consistency through platforms like Docker. Yet ensuring the health of those containerized applications requires monitoring. Prometheus is a monitoring tool that uses its powerful features to monitor the application and make sure that the application is in good health. In this article first, you will understand what is, and then I will guide you through the steps to monitor your Docker container by using Prometheus.