Observability

Dashboard view of Sentry error events with stack traces.

Mastering Sentry: Implementing Modern Error Monitoring and Full-Stack Observability for Production Systems

A step‑by‑step guide to deploying Sentry across backend, frontend, and mobile layers, with architecture patterns that turn errors into actionable insights.

Diagram of utilization, saturation, and error metrics overlaying a production stack.

Mastering the USE Method: Performance Analysis for Utilization, Saturation, and Errors in Production Systems

This post walks through the USE method, showing how to instrument and interpret utilization, saturation, and error metrics in real‑world Kafka, PostgreSQL, and Kubernetes deployments.

Diagram of eBPF program flow from kernel to userspace.

Mastering eBPF for Tracing and Production Observability: Architecture, Performance, and Real-World Implementation

Explore how eBPF reshapes observability, learn its core architecture, and see production‑ready patterns backed by real metrics and code.

Diagram of system metrics overlaying a server rack.

Mastering the USE Method: Investigating System Bottlenecks through Utilization, Saturation, and Errors

A practical guide for engineers to master the USE Method, transform raw metrics into clear bottleneck insights, and implement production‑ready monitoring architectures.

Diagram of eBPF programs attached to kernel events.

Mastering eBPF for Tracing: Implementing Low-Overhead Observability in Production-Ready Systems

A deep dive into eBPF tracing, covering architecture, deployment patterns, and concrete code to add production‑grade observability without sacrificing performance.