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Realtime Devops Monitoring

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Chetan Thapliyal
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ChetanThapliyal/real-time-devops-monitoring

Establish a comprehensive monitoring and alerting system for a web service using Prometheus, Alertmanager, and Blackbox Exporter.

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Challenges

Before implementing this monitoring solution, the organization faced several challenges:

  1. Lack of Centralized Monitoring:

    • Difficulty in tracking the health and performance of multiple systems and services across different environments.

  2. Inconsistent Alerting:

    • Alerts were not standardized, leading to delayed responses to critical issues and increased downtime.

  3. Scalability Issues:

    • Existing monitoring tools could not scale efficiently with the growing infrastructure, leading to performance bottlenecks and incomplete data collection.

  4. Manual Infrastructure Management:

    • Infrastructure setup and management were done manually, resulting in inconsistent environments and potential for human error.

Solution

To address these challenges, the team implemented a monitoring system with the following key components:

monitoringSol

Key Components

  1. Prometheus for Centralized Monitoring:

    • Prometheus was deployed as the core monitoring system to collect and store metrics from various sources, including system resources and application-specific metrics.

  2. Node Exporter and Blackbox Exporter:

    • Node Exporter was used to gather hardware and OS metrics from hosts, while Blackbox Exporter was employed to probe endpoints over multiple protocols.

  3. Alertmanager for Real-Time Alerts:

    • Alertmanager was integrated with Prometheus to manage and route alerts based on predefined rules, ensuring timely notification of critical issues.

  4. Infrastructure as Code with Terraform:

    • Terraform scripts were developed to automate the provisioning and management of the monitoring infrastructure, ensuring consistency and repeatability.

  5. Grafana for Data Visualization:

    • Grafana was utilized to create intuitive dashboards for visualizing the collected metrics, enabling easy monitoring and analysis.

Technologies Used

  • Terraform: To automate the provisioning and management of the monitoring infrastructure.
  • Prometheus: The core monitoring system for collecting and storing metrics.
  • Node Exporter: For collecting hardware and OS metrics from hosts.
  • Blackbox Exporter: To probe endpoints over various protocols such as HTTP, HTTPS, DNS, TCP, and ICMP.
  • Alertmanager: To manage and route alerts based on the metrics collected by Prometheus.

References and Links