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#observability

Gaining deep insights into system behavior through metrics, logs, and traces.

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Your Metric Is Not Your State

Winemaking data reveals hidden tool limitations

Your Metric Is Not Your State

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7 min read
Prometheus Alternative for Small SaaS Custom Metrics (Incident Reconstruction First)

Prometheus Alternative for Small SaaS Custom Metrics (Incident Reconstruction First)

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6 min read
We Blamed the Market for a Metric Our Own Clients Broke

We Blamed the Market for a Metric Our Own Clients Broke

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6 min read
React Error Tracking — A Go Backend Without a Browser SDK

React Error Tracking — A Go Backend Without a Browser SDK

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6 min read
How to Capture Node.js Express API Errors With Request Context and Stack Traces

How to Capture Node.js Express API Errors With Request Context and Stack Traces

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8 min read
Nodejs PDF Chapter Split: Validated Ranges for Game Contract Signing

Nodejs PDF Chapter Split: Validated Ranges for Game Contract Signing

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7 min read
Distributed Tracing: Making Microservices Observable

Distributed Tracing: Making Microservices Observable

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5 min read
SaaS App Metrics Dashboard API Explained: Counters, Latency, and Errors

SaaS App Metrics Dashboard API Explained: Counters, Latency, and Errors

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7 min read
How to Build a Tenant Metered API for Support Tickets Emails and Meetings

How to Build a Tenant Metered API for Support Tickets Emails and Meetings

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5 min read
Telemetry Budgets for One-Key Unified Image Generation APIs Scoring Candidates Across Multiple Models

Telemetry Budgets for One-Key Unified Image Generation APIs Scoring Candidates Across Multiple Models

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7 min read
Express Health Check Endpoints Explained: 3 Ready/Live Rollback Practices

Express Health Check Endpoints Explained: 3 Ready/Live Rollback Practices

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8 min read
Internal Uptime Dashboards Explained: Rollback-Safe Metrics and Logs for Service Status

Internal Uptime Dashboards Explained: Rollback-Safe Metrics and Logs for Service Status

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7 min read
Observability for Generative Video Pipelines: Wallets, Audits, and Replays

Observability for Generative Video Pipelines: Wallets, Audits, and Replays

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5 min read
Can You Replay an AI Decision? Designing Forensic Traceability for Financial Agents

Can You Replay an AI Decision? Designing Forensic Traceability for Financial Agents

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4 min read
Which service lost its logs depended on who wrote first after midnight

Which service lost its logs depended on who wrote first after midnight

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2 min read
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