Java Flight Recorder: Continuous Monitoring and Diagnostics
Learn how Java Flight Recorder captures low-level diagnostics, profiling data, and continuous monitoring events from the JVM in production environments.
Posts tagged with #observability
JMX and MXBeans: JVM Hotspot Diagnostics and Custom MBeans
Learn how to use JMX and MXBeans to monitor JVM memory pools, perform hotspot diagnostics, and build custom MBeans for production observability.
Performance Profiling
Master Linux performance profiling with perf, ftrace, BCC tools, and flame graphs to identify and eliminate kernel bottlenecks.
Alerting in Production: Building Alerts That Matter
Build alerting systems that catch real problems without fatigue. Learn alert design principles, severity levels, runbooks, and on-call best practices.
Database Monitoring: Metrics, Tools, and Alerting
Keep your PostgreSQL database healthy with comprehensive monitoring. This guide covers query latency, connection usage, disk I/O, cache hit ratios, and alerting with pg_stat_statements and Prometheus.
The Observability Engineering Mindset: Beyond Monitoring
Transition from traditional monitoring to full observability: structured logs, metrics, traces, and the cultural practices that make observability teams successful.
Distributed Tracing: Trace Context and OpenTelemetry
Master distributed tracing for microservices. Learn trace context propagation, OpenTelemetry instrumentation, and how to debug request flows across services.
ELK Stack: Elasticsearch, Logstash, Kibana, and Beats
Complete guide to the ELK Stack for log aggregation and analysis. Learn Elasticsearch indexing, Logstash pipelines, Kibana visualizations, and Beats shippers.
Jaeger: Distributed Tracing for Microservices
Learn Jaeger for distributed tracing visualization. Covers trace analysis, dependency mapping, and integration with OpenTelemetry.
Logging Best Practices: Structured Logs, Levels, Aggregation
Master production logging with structured formats, proper log levels, correlation IDs, and scalable log aggregation. Includes patterns for containerized applications.