Having 12+ Years of Experience in Software Development
Establishing a Baseline: Essential Metrics for Ruby Apps and Redis Effective server monitoring begins with a deep understanding of what constitutes “normal” for your specific application stack. For a Ruby on Rails application, this means tracking not just CPU and memory, but also application-specific metrics that indicate performance bottlenecks or impending failures. Similarly, Redis, while […]
Proactive C++ Application Health Checks For a C++ application running on DigitalOcean, robust health checking is paramount. Beyond simple process existence, we need to verify internal state and responsiveness. A common pattern is to expose an HTTP endpoint that the application itself serves, which can be polled by an external monitoring system. This endpoint should […]
Establishing a High-Availability PostgreSQL Cluster with Patroni Achieving automated failover for PostgreSQL requires a robust cluster management solution. Patroni stands out as a leading choice, offering declarative configuration, REST API management, and seamless integration with distributed configuration stores like etcd or Consul. For this guide, we’ll focus on etcd due to its widespread adoption and […]
Proactive Monitoring for Magento 2 on GKE with DynamoDB Backend Maintaining a high-availability Magento 2 e-commerce platform, especially when leveraging managed services like Google Kubernetes Engine (GKE) for the application layer and Amazon DynamoDB for the database, demands a robust and multi-faceted monitoring strategy. This isn’t about reactive alerts; it’s about building a system that […]
Configuration Steps: Ensure your EC2 instances have the SSM Agent installed and running. Create an IAM role for the SSM Agent with permissions for ssm:SendCommand, s3:PutObject, and potentially secretsmanager:GetSecretValue if using SecureString parameters. Create a dedicated MySQL user (e.g., readonly_user) with minimal privileges (e.g., PROCESS, SELECT) for diagnostic tools. Store the MySQL password in AWS […]
Proactive PostgreSQL Monitoring with Google Cloud Operations Suite Maintaining the health and performance of PostgreSQL clusters, especially those powering critical Shopify applications, demands a robust monitoring strategy. Relying solely on reactive alerts when issues arise is a recipe for downtime. Google Cloud Operations Suite (formerly Stackdriver) offers a powerful, integrated platform for achieving this. We’ll […]
Understanding the Blue-Green Deployment Pattern The Blue-Green deployment strategy is a cornerstone of achieving zero-downtime releases. It involves maintaining two identical production environments, “Blue” and “Green.” At any given time, one environment (e.g., Blue) is live and serving production traffic, while the other (Green) is idle. To deploy a new version, we deploy it to […]
Containerizing the Laravel Application The first step in modernizing a legacy Laravel application for cloud deployment is to containerize it. This involves creating a Dockerfile that encapsulates the application’s environment, dependencies, and runtime. For a typical Laravel application, this means including PHP, Composer, and any necessary PHP extensions, along with the application code itself. We’ll […]
Proactive C Application Health Checks with Amazon CloudWatch Maintaining the health of a C application deployed on AWS, especially one interacting with DynamoDB, requires granular, real-time monitoring. Relying solely on basic OS-level metrics is insufficient. We need to instrument our C application to emit custom metrics that reflect its internal state and interaction patterns with […]
Proactive C Application Health Checks with Systemd For critical C applications running on Linode, robust health monitoring is paramount. Relying solely on external probes can lead to delayed detection of internal application failures. Integrating health checks directly into the system’s service manager, like systemd, provides a more immediate and granular approach. We’ll configure systemd to […]