Enabling Prometheus Metrics in the Zot Project (Docker Image Registry)

The Zot project is an open-source Docker image registry designed to be simple, efficient, and easy to use. As with any critical infrastructure component, monitoring is essential to ensure the registry’s health and performance. Prometheus, a leading open-source monitoring solution, can be integrated with Zot to collect and visualize metrics, providing insights into the registry’s operations. In this article, we will walk through the steps to enable Prometheus metrics in the Zot project, ensuring you have the necessary observability to maintain a healthy Docker image registry.

Enabling Prometheus Metrics in Harbor Project

Harbor is an open-source container image registry that provides various features such as vulnerability scanning, role-based access control, and image replication. As with any critical infrastructure component, monitoring is essential to ensure its smooth operation. Prometheus is a popular open-source monitoring and alerting toolkit that can be integrated with Harbor to collect and visualize metrics. In this article, we will explore how to enable Prometheus metrics in the Harbor project.

Running Mimir Locally for Testing

Mimir is an open-source project developed by Grafana Labs that provides a scalable and highly available long-term storage solution for Prometheus metrics. Running Mimir locally can be an excellent way to test its capabilities, experiment with configurations, and understand its integration with Prometheus and Grafana. This article will guide you through the process of setting up Mimir on your local machine for testing purposes. Prerequisites Before you begin, ensure that you have the following installed on your machine:

Monitoring RabbitMQ with Prometheus Exporter

In the realm of DevOps, monitoring is a crucial aspect of maintaining the health and performance of your applications and infrastructure. RabbitMQ, a popular open-source message broker, is often a critical component in distributed systems, making its monitoring essential. Prometheus, an open-source monitoring and alerting toolkit, offers a robust solution for collecting and querying metrics. By using a Prometheus exporter for RabbitMQ, you can gain valuable insights into your messaging system’s performance and health.

Exploring Nomad Prometheus Exporter: Monitoring Your Nomad Cluster

In the realm of modern infrastructure management, HashiCorp Nomad has emerged as a powerful tool for orchestrating applications across a diverse set of environments. However, as with any orchestration tool, monitoring the health and performance of your Nomad cluster is crucial. This is where the Nomad Prometheus Exporter comes into play, enabling you to collect and visualize metrics from your Nomad environment using Prometheus. What is Nomad Prometheus Exporter? The Nomad Prometheus Exporter is a tool that exposes metrics from a Nomad cluster in a format that Prometheus can scrape.

Monitoring Traefik with Prometheus Exporter

In the world of modern DevOps, observability is key to maintaining robust and reliable systems. Traefik, a popular open-source reverse proxy and load balancer, is widely used for managing microservices and containerized applications. To ensure Traefik is running smoothly, monitoring its performance and health is crucial. This is where Prometheus, a powerful open-source monitoring and alerting toolkit, comes into play. By integrating Traefik with Prometheus, you can gain valuable insights into your system’s performance and make data-driven decisions.

Understanding How Remote Write Works in Prometheus

Prometheus, a leading open-source monitoring and alerting toolkit, is renowned for its robust capabilities in collecting and querying time-series data. However, as organizations scale, the need to store and analyze data beyond the local Prometheus instance becomes crucial. This is where Prometheus’s remote write feature comes into play, enabling the seamless transmission of time-series data to external storage systems for long-term storage, advanced analytics, or centralized monitoring. What is Remote Write?

Setting Up a Prometheus Cluster with Two Nodes

Prometheus has become a cornerstone in the world of monitoring and observability, providing powerful capabilities for collecting and querying metrics. However, to ensure high availability and reliability, especially in production environments, it’s crucial to set up a Prometheus cluster. In this article, we’ll walk through the process of setting up a basic Prometheus cluster with two nodes. Why a Prometheus Cluster? A single Prometheus server can be a single point of failure.

Writing Data from Prometheus to Mimir

In the world of cloud-native applications, monitoring and observability have become crucial components of maintaining system health and performance. Prometheus has emerged as a leading open-source solution for monitoring and alerting, offering a powerful query language and a robust ecosystem. However, as organizations scale, they often encounter limitations with Prometheus’s storage capabilities. This is where Mimir, an open-source project from Grafana Labs, comes into play. Mimir provides a horizontally scalable, multi-tenant, long-term storage solution for Prometheus metrics.

Writing Data from Prometheus to Thanos

In the world of cloud-native applications, monitoring and observability are crucial for maintaining the health and performance of your systems. Prometheus has become a go-to solution for monitoring due to its powerful querying capabilities and ease of use. However, as organizations scale, they often encounter challenges with Prometheus’s storage limitations. This is where Thanos comes into play, extending Prometheus’s capabilities by providing long-term storage, high availability, and global querying across multiple Prometheus instances.

Writing Data from Prometheus to Cortex

Prometheus has become a cornerstone in the world of monitoring and observability, offering a powerful and flexible platform for collecting and querying metrics. However, as organizations scale, they often encounter limitations with Prometheus’s local storage, such as retention constraints and high availability challenges. This is where Cortex comes into play. Cortex is an open-source, horizontally scalable, and highly available multi-tenant long-term storage for Prometheus. In this article, we’ll explore how to write data from Prometheus to Cortex, enabling you to leverage the strengths of both systems.

Sending Alert Notifications from Alertmanager to Rocket.Chat

When managing and monitoring distributed applications, timely notifications based on alerts are crucial for quick responses to incidents. Alertmanager, a component of the Prometheus monitoring system, is commonly used for handling alerts generated by Prometheus. In this article, we will discuss how to send alert notifications from Alertmanager to Rocket.Chat, a popular open-source team communication tool. Prerequisites Before proceeding, ensure you have the following: A running instance of Prometheus and Alertmanager.

Sending Alert Notifications from Alertmanager to Telegram Bot

Alerting is a critical component of a reliable monitoring strategy in any DevOps environment. Prometheus, an open-source monitoring and alerting toolkit, uses Alertmanager to handle alerts generated by Prometheus servers. Integrating Alertmanager with a Telegram bot allows you to receive instant notifications in your messaging platform, making it easier to respond to incidents on the fly. In this article, I’ll guide you through the process of setting up Alertmanager to send notifications to a Telegram bot.

Sending Alert Notifications from Alertmanager to Slack

In an ever-evolving infrastructure landscape, it’s crucial for DevOps engineers to have solid monitoring and alerting setups. Prometheus, a widely-used open-source monitoring system, features Alertmanager which can help manage alerts and send notifications to various platforms, including Slack. This article will guide you through the process of setting up Alertmanager to send alert notifications to a Slack channel, ensuring you and your team are informed about critical issues in real-time.

How to Backup your Prometheus Database: Best Practices and Tools

Prometheus is a powerful monitoring and alerting toolkit widely used for gathering metrics, but there may come a time when you need to backup your Prometheus database. Whether for disaster recovery, data retention policies, or simply to migrate to another system, having a solid backup strategy is crucial. In this article, we’ll explore the techniques and best practices for backing up your Prometheus data. Understanding Prometheus Storage Prometheus stores data in a custom time-series database designed for high efficiency.

Effective Prometheus Alert Rules for Monitoring a RabbitMQ Cluster

Monitoring your RabbitMQ cluster is crucial for maintaining optimal performance and ensuring that your messaging infrastructure can manage workloads without downtime. Prometheus is a powerful tool that can be seamlessly integrated with RabbitMQ to gather metrics and enable alerting based on those metrics. Below, we outline a set of useful alert rules that will help you proactively manage your RabbitMQ cluster. 1. Queue Length Alerts Queues are at the core of RabbitMQ’s messaging system.

Using Prometheus Remote Write API: A Practical Example

Prometheus is an open-source monitoring and alerting toolkit designed for reliability and scalability. With its powerful querying language and data model, it has become a staple in the DevOps and SRE communities. One of the key features of Prometheus is its Remote Write API, which allows for the efficient forwarding of time series data to external systems. This article explores how to set up two Prometheus instances, where one instance sends its metrics to another using the Remote Write functionality.

Replacing Alertmanager with Grafana Alerts: A Comprehensive Guide

In modern DevOps environments, monitoring and alerting are crucial for maintaining system health and performance. Traditionally, Alertmanager has been used alongside Prometheus to handle alerts. However, more organizations are exploring the use of Grafana Alerts due to its seamless integration with Grafana dashboards and a more user-friendly interface. This article outlines the steps to replace Alertmanager with Grafana Alerts, discusses the benefits, and highlights potential challenges. Overview of Alerting Systems Alertmanager Alertmanager is a key component of the Prometheus stack.

Self-Hosting Monitoring Stack: Installing Node Exporter, Prometheus, and Grafana

In the first article of this series, we set up a self-hosting environment using Raspberry Pi, Raspbian OS, Docker, and Nginx Proxy Manager. Now, we will expand this setup by deploying a powerful monitoring stack that includes Node Exporter, Prometheus, and Grafana. These tools will allow you to monitor the health and performance of your homelab services in real-time. In this guide, we’ll walk through setting up all three services as Docker containers, configuring them to work together, and using Nginx Proxy Manager to assign domain names like prometheus.

Self-Hosting Monitoring: Adding Alertmanager, Uptime Kuma, and Prometheus Blackbox Exporter

In the previous articles of this series, we set up a self-hosting environment with Raspberry Pi, Docker, and Nginx Proxy Manager. We then installed a monitoring stack consisting of Node Exporter, Prometheus, and Grafana. Now, we will enhance our monitoring capabilities by adding Alertmanager, Uptime Kuma, and Prometheus Blackbox Exporter. These tools will allow you to monitor the health of your websites, receive alerts for critical issues, and track the status of services and SSL certificates.