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Monitor LLM call latency in production workflows with traces, model percentiles, token usage, costs, errors, and workflow context.

Configure the Sentry Go SDK for trace sampling, releases, environments, breadcrumbs, event filtering, request scope, and reliable delivery.

Fix dd-trace init order in Node.js with correct CommonJS, ESM, TypeScript, and bundler startup patterns when spans or routes disappear.

Use this PHP observability checklist to trace requests, surface PDO and HTTP bottlenecks, and inspect runtime state without redeploying.

Compare the best APM tools for 2026 by debugging workflow, OpenTelemetry fit, pricing model, and runtime-state visibility.

Build Django observability with traces, query visibility, alerts, and dynamic logs so you can debug production issues without guessing.

Build NestJS observability across HTTP requests and queue jobs. Compare NestJS Observe, OpenTelemetry, and Tracekit coverage with a practical test.

Visualize OpenTelemetry traces online, read the waterfall, fix export errors, and choose the right OTel trace viewer for each debugging job.

Debug Gin framework apps in production with OpenTelemetry tracing, pprof profiling, GORM query optimization, and structured logging for Go services.

Set up OpenTelemetry PHP auto-instrumentation for Laravel, configure OTLP before autoload, and verify request, SQL, and queue trace boundaries.

Fix intermittent 500 errors systematically. Reproduce, investigate logs, trace requests, and capture application state to find the root cause.

Your API threw a 500 at 3 AM. A systematic approach to diagnose, trace, and fix production API errors without the panic and guesswork.