Posted inDevelopment
Stop Silly Code Errors with Pre-commit Hooks, ESLint, and Prettier
Don't let typos crash your system. A guide to setting up Husky, ESLint, and Prettier to automate code quality checks before every commit.
Posted inDatabase
Database Management on AWS RDS: Hard-earned Lessons for Optimizing Performance and Cost
Managing AWS RDS effectively is more than just clicking buttons. Explore real-world experiences in cost optimization with gp3, Multi-AZ configuration, and backup strategies for large systems.
Posted inDocker
Don’t Let Your Containers Become ‘Zombies’: Mastering Docker Healthcheck and Restart Policies
Container status is 'Up' but the app is still down? Learn how to use Docker Healthcheck and Restart Policies to build self-healing systems and sleep better at night.
Posted inLinux
Mastering awk and sed: Log and Config File Processing Secrets for Sysadmins
Stop editing GB-sized log files by hand. Learn how to use awk and sed to automate your Linux workflow with real-world expert examples.
Posted inMySQL
MySQL Group Replication: The High Availability Lifesaver for Production Databases
Eliminate downtime worries with this MySQL Group Replication configuration guide. A high-availability database solution featuring auto-failover and absolute data consistency.
Posted inMonitoring
ELK Stack Installation Guide: Centralized Log Management from A-Z for SysAdmins
A comprehensive guide to installing ELK Stack 8.x. Learn tips for JVM Heap optimization, pipeline processing, and effective centralized log management for SysAdmins.
Posted inMonitoring
Grafana Loki: A Lightweight Log Management Solution to Replace ELK Stack
Centralized log management doesn't have to be expensive. A detailed guide on setting up Grafana Loki to replace ELK Stack, saving RAM and optimizing storage costs.
Posted inMonitoring
Email Alerts with Grafana: Stop Finding Out About Downtime Too Late
Don't let your dashboards be just for show. A detailed guide on configuring SMTP and Grafana Alerting to receive instant incident notifications via email.
Posted inMonitoring
Monitoring Kubernetes Clusters with Prometheus Operator and Grafana: Automated Metrics Collection
This article provides a detailed guide on deploying Prometheus Operator and Grafana for Kubernetes cluster monitoring. We'll explore how Prometheus Operator automatically collects metrics from Pods and Services, addressing the challenges of dynamic Kubernetes environments, along with practical experience and useful tips.
Posted inUbuntu
Guide to Installing and Managing LXD Containers on Ubuntu for Lightweight Virtualization
LXD is a lightweight virtualization solution that allows you to quickly and resource-efficiently create system containers on Ubuntu. This article will guide you from A to Z on how to install, configure, and manage LXD, including practical tips to maximize this tool, helping you run multiple independent environments without excessive resource consumption.