SLA vs SLO vs SLI: The Alphabet Soup of Reliability Explained
Stop confusing these acronyms. A clear, practical guide to defining Service Level Indicators, Objectives, and Agreements for your team.
What to say when everything is burning. Templates for incident communication that build trust instead of destroying it.
When your service is down, your users feel powerless. Your Status Page is the only way to give them back a sense of control.
Bad communication turns a technical glitch into a PR disaster. Good communication turns an outage into a demonstration of competence.
Don’t wait until you know the root cause to post. Post immediately.
Don’t say “Scheduled Maintenance” if it crashed. People aren’t stupid. Don’t hide the scope. If data was lost, say it.
“We will provide the next update in 30 minutes.” Then, update in exactly 30 minutes. Even if the update is “No new news.” Silence creates panic. Regular heartbeats create calm.
After the fix, explain what you did to prevent it from happening again.
Empathetic but Technical.
Use Cluster Uptime’s incident templates to have these pre-written. Don’t try to write coherent English while the server is burning.
Founder
Stop confusing these acronyms. A clear, practical guide to defining Service Level Indicators, Objectives, and Agreements for your team.
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