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Concepts

Self-Hosted or SaaS Monitoring: Deciding Honestly

The build-versus-buy argument for monitoring has one asymmetry that decides it more often than cost: monitoring that shares infrastructure with the thing it watches.

Monty 4 minFeb 22, 2026
Concepts

Heartbeat Monitoring vs Uptime Monitoring: When to Use Which

Both tell you something is broken, but they point in opposite directions and catch different failures. A practical guide to which one belongs on which part of your system.

Monty 5 minDec 4, 2025
Concepts

The Costs of Monitoring That Do Not Appear on the Invoice

The subscription is usually the smallest line. Configuration decay, alert noise and interrupted nights cost more, and none of them appear in a budget review.

Monty 4 minNov 8, 2025
Concepts

What Is Uptime Monitoring, Really?

A plain explanation of how uptime checks work under the hood, what a check actually proves, and the assumptions that make an uptime number meaningful or meaningless.

Monty 5 minOct 14, 2025
Concepts

What 99.9% Uptime Actually Means (And Why Your SLA Might Be Meaningless)

The nines table everyone quotes, what an availability number leaves out, and the four questions that decide whether an uptime figure is information or marketing.

Monty 5 minJan 21, 2025
Concepts

Synthetic Monitoring and Real User Monitoring Do Different Jobs

One tells you whether a known path works right now. The other tells you what your users actually experienced. Neither substitutes for the other.

Monty 4 minDec 31, 2024