Guides

Spring Boot Metrics

• Gathering Metrics with Micrometer and Spring Boot Actuator
• Aggregating and Visualizing Spring Boot Metrics with Prometheus and Grafana

Ubuntu Server Setup

• Part 1 - Logging In
• Part 2 - Securing Login
• Part 3 - Installing a Firewall
• Part 4 - Setup Nginx Web Server
• Part 5 - Install Git, Ruby and Jekyll
• Part 6 - HTTPS With Let’s Encrypt
• Part 7 - Email Forwarding with Postfix
• Part 8 - Sending Email Through Gmail
• Part 9 - Setup a Reverse Proxy with Nginx
• Part 10 - Install Docker and Docker Compose

Prometheus Monitoring

• Part 1 - Installation and Instrumentation
• Part 2 - PromQL and Recording Rules
• Part 3 - Alerting
• Part 4 - Pushgateway and Blackbox Exporter

Kafka

• Kafka Command Cheat Sheet
• Kafka Recommendations & Best Practices
• Kafka vs MQ