Logging

Compare the 11 best log management tools: SigNoz, Datadog, Splunk, Elastic, Loki, Graylog, OpenSearch, New Relic, Sumo Logic, Better Stack and OpenObserve.

Implement structured logging in your Next.js app with OpenTelemetry, including the OTLP log exporter and full trace correlation.

SigNoz stores logs in a columnar database for fast queries at scale and predictable, ingestion-based pricing. No index tax, no rehydration fees.

Understand what log levels mean, their severity order from DEBUG to CRITICAL, when to use each, and how they compare across frameworks.

Master the kubectl logs command with examples: view pod logs, handle multi-container pods, filter by time, and troubleshoot common issues.

Learn what monitoring and logging mean, how they differ, and how they work together for full observability with OpenTelemetry.

Learn how to install and configure Winston logger for Node.js with npm, transports, formats, log levels, exceptions, and working examples.

Learn how to use Bunyan logger in Node.js for structured JSON logging with child loggers, streams, serializers, and the CLI tool.

Learn NGINX access and error logs, log locations, formats, rotation, troubleshooting, and monitoring with SigNoz.